UNIT-XIII.ORGANIC COMPOUNDS CONTAINING NITROGEN

Save this PDF as:
 WORD  PNG  TXT  JPG

Size: px
Start display at page:

Download "UNIT-XIII.ORGANIC COMPOUNDS CONTAINING NITROGEN"

Transcription

1 UIT-XIII.ORGAIC COMPOUDS COTAIIG ITROGE SUB TOPIC I: AMIES ITRODUCTIO 1. Which of the following statements is wrong? I) amines possess pyramidal shape II) Amines act as Bronsted bases III) 1 0 amines show metamerism IV) 2 0 amines show metamerism 1) I, II and III 2) II, III and IV ) III only 4) I, II and IV 2., -dimethyl butanamine-2 contains 1) sixsp hybridised carbon atoms 2) seven sp hybridised atoms ) twosp hybridised nitrogen atoms 4) 1 and 2 are correct. Primary amino group is absent in 1) p-amino phenol 2) o-amino phenol ) -methyl ethanamine 4) phenyl amine 4. A): n-propyl amine is 1 0 but isopropyl amine is 2 0 amine R): n-propyl amine and isopropyl amine are position isomers 1) A and R are true and R explains A 2) A and R are true but R does not explain A ) A is true but R is false 4) A is false and R is true 5., -dimethyl butanamine-2 is the functional isomer of 1) butanamine 2 2) -methyl-2-ethyl butanamine-2 ) trimethyl amine 4) triethyl amine 6. n-butyl amine and isobutyl amine are ---- isomers 1) optical 2) functional ) chain 4) position 7. How many isomers with the molecular formula C 4 H 11. 1) 1 2) 2 ) 4) Represents Primary amine Secondary amine Tertiary amine All of these

2 9. How many primary amines are possible for the formula KEY 1) 4 2) 1 ) 4) 4 5) 4 6) 7) 4 8) 4 9) 4 SUBTOPIC II: ITRO BEZEE 1. itrobenzene HydrazoBenzene. Here the reagent is 1) Sn + HCl 2) Zn + H 4 Cl ) Zn + aoh 4) LiAlH 4 2. In the reaction the equivalent weight of itrobenzene is 1) M 2) M 2 ) M 4 4) M 6. O R O and R-O- = O are a pair of 1) Chain Isomers 2) Metamers ) Functional Isomers 4) Epimers 4. Here the reagent is 1) Zn + H 4 Cl 2) Zn + aoh ) Sn + HCl 4) LiAlH 4

3 O 2 Azobenzene 5. Hydrazobenzene H H The ratio of the number of moles of Hydrogen atoms required to get 1 mole of azobenzene and 1 mole of hydrazobenzene 1) 4 : 5 2) 5 : 4 ) 1 : 1 4) 2 : H SO conc HO C (conc) the main product of the reaction 1) Aniline 2) O dinitrobenzene ) m dinitrobenzene 4) P dinitrobenzene 7. itrobenzene is reduced by Zn and alcoholic KOH 1) C 6 H 5 H 2 2) C 6 H 5 H-H C 6 H 5 ) C 6 H 5 - = - C 6 H 5 4) C 6 H 5 - H - CO - C 6 H 5 8. itro benzene on reduction with Zinc and H 4 Cl gives 1) Azo benzene 2) Aniline ) Hydrazo benzene 4) - Phenyl hydroxyl amine 9. The structure of the compound formed when itrobenzene is reduced by lithium aluminium hydride (Li AlH 4 ) 1) H H HOH 2) H 2 ) 4) =

4 10. itro benzene undergoes reduction with Zn/ alcoholic KOH to from a compound 'A'. The numbers of sigma and Pi bonds in A respectively are 1) 17,6 2) 27,6 ) 27,8 4) 17,8 KEY 1) 2) 4 ) 4) 5) 1 6) 7) 2 8) 4 9) 4 10) 2 SUBTOPIC III: AILIE 1. can react with a maximum of... moles of I 1) 4 2) ) 2 4) 1 2. In the nitration of aniline the amino group is protected by conversion into 1) Tribromo derivative 2) Isocyanide ) Diazonium salt 4) Acetyl derivative. The following turns brown on exposure to air and light 1) itrobenzene 2) m-dinitrobenzene ) Aniline 4) Benzene diazonium chloride 4. In the preparation of -phenyl benzene sulphonamide from aniline, the reagent used is 1) H 2 SO 4 2) SOCl 2 ) C 6 H 5 Cl 4) C 6 H 5 SO 2 Cl

5 5. Which of the following is correct with respect to the order of basic natures of different amines given below? 1) C 6 H 5 H 2 > H > H 2 > ( ) H 2 H> H > C H H > H ( ) 2) H 2 > 2 H > C 6 H 5 H 2 > H ) ( ) H > H > H > C H ( ) 4) Which of the following methods is used to prepare Aniline on large scale? H Fe H O + A) C 6 H 5 O 2 + 6(H) C 6 H 5 H 2 + 2H 2 O B) C 6 H 5 O 2 + 6(H) Sn HCl C 6 H 5 H 2 + 2H 2 O ZnCl 2 C) C 6 H 5 OH 2 +H 00 0 C C 6 H 5 H 2 +H 2 O D) C 6 H 5 Cl + 2H C 6 H 5 H 2 + H 4 Cl 1) A only 2) B or C ) C only 4) A or D 7. Aniline is not the major Product in one of the following reaction. Identify that reaction Zncl2 0 1) C 6 H 5 -OH + H 00 c 2) C 6 H 5 O 2 + Zn Powder alcoholic KOH Cu O high pressure ) C 6 H 5 Cl+ H 2 4) C 6 H 5 O 2 + Fe + H 2 O Hcl

6 8. Which of the following is obtained in a Carbyl amine reaction? 1) C 6 H 5 H 2 2) COCl 2 ) C 6 H 5 C 4) C 6 H 5 C 9. Which of the following reaction can produce aniline as the main product 1) C 6 H 5 O 2 + Zn/KOH 2) C 6 H 5 O 2 + Zn/H 4 Cl ) C 6 H 5 O 2 + Li Al H 4 4) C 6 H 5 O 2 + Zn/HCl 10. Most basic among the following is 1) Benzyl amine 2) aniline ) acetanilide 4) p-nitro aniline 11. Most reactive towards electrophillic substitution is 1) Aniline hydro chloride 2) aniline ) itro benzene 4) -acetyl aniline 12. In-correct statement about aniline is 1) It is less basic than ethyl amine 2) it is steam volatile ) On reaction with a, it gives H 2 4) it is highly soluble in water 1. On reduction, primary amine is formed by 1) 1-nitro ethane 2) ethyl nitrite )azo benzene 4) ethyl carbyl amine 14. Carbyl amine reaction is answered by 1) Methanamine 2) nitro methane ) acetamide 4) trimethyl amine 15. Zwitter ion is formed by 1) Aniline 2) sulphanilic acid ) glycine 4) both 2 and 16. Benzamide can be converted into aniline by the action of 1) Br 2 /CCl 4 2) Br 2 /water ) Br 2 /KOH 4) Br 2 /red P 17. The process that does not yield an amine is 1) action of ammonia on RX 2) reduction of aldoxime with a/alcohol ) acid hydrolysis of alkyl cyanide 4) reduction of amide with LAH 18. Among different aliphatic amines, correct order of basic strengths in vapour state is 1) 0 >2 0 >1 0 2) 1 0 >2 0 > 0 ) 2 0 >1 0 > 0 4) 0 >1 0 > Conversion of a primary amide into a primary amine is called 1) Gabriel s pthalimide reaction 2) Hoffmann bromamide reaction ) Carbyl amine reaction 4) Hinsberg s reaction

7 20. Ethanamine can be obtained from methyl iodide by the action of alc.kc followed by 1) Hydrolysis 2) oxidation ) Reduction 4) action of H /heat 21. The following amide does not undergo Hoffmann s degradation A) Propionamide B) -methyl butanamide C) Butanamide D),-dimethyl butanamide 1) D only 2) C only ) C and D 4) B and D 22. In-correct statement among the following is I) LiAlH 4 can reduce an amide into amine without change in the number of carbon atoms II) a primary amide can be reduced to a primary amine by Br 2 /KOH with same number of Carbon III) a primary amide can be reduced to a primary amine by LiAlH 4 with (n-1) carbon atoms IV) Hoffmann s bromamide reaction is useful to prepare aniline from Benzamide. 1) II only 2) I only ) III and IV 4) II and III 2.,-dimethyl ethanamide on reduction with LiAlH 4 gives 1) -methyl ethanamine 2), -dimethyl ethanamine ) ethanamine 4) trimethyl amine 24. Most reactive towards electrophillic substitution is 1) Aniline hydro chloride 2) aniline ) itro benzene 4) -acetyl aniline 25. On reduction, primary amine is formed by 1) 1-nitro ethane 2) ethyl nitrite ) azo benzene 4) ethyl carbyl amine 26. Butanone oxime on reduction with a/c 2 H 5 OH gives 1) 0 amine 2) 1 0 amine ) 2 0 amine 4) 1 0 amide 27. Which of the following groups will increase basic strength of aniline? 1) -O 2 in ortho or para 2) -O in ortho or para ) -SO H in ortho or para 4) -OH in ortho or para 28. Aniline gives meta derivative as major product with 1) COCl/pyridine 2) HO +H 2 SO 4 ) Br 2 /water 4) Cl/pyridine

8 29. Bromination of aniline in acid medium results as major product 1) 2,4,6-tri bromo aniline 2) -bromo aniline ) 2-bromo aniline 4) 4-bromo aniline 0. Ethyl amine can be distinguished from Aniline by 1) Tollen s reagent 2) Schiff s reagent ) Azo dye test 4) Carbylamine test 1. A mixture of three amines A,B and C is treated with Benzene sulphonyl chloride and filtered. B is obtained in the filtrate. The mixture containing A and C is treated with KOH so that A becomes soluble while C does not. ow, A, B and C are 1) aliphatic primary, secondary and tertiary 2) aliphatic secondary, tertiary and primary ) aliphatic primary, tertiary and secondary 4) aliphatic tertiary, secondary and primary 2. Which of the following on Hoffmann s bromamide reaction gives alkanamine? 1) R 2 H 2 2) RCOHR ) RCOH 2 4) RCOOH 4. Dye test is used to distinguish 1) ethanamine and methanamine 2) methanamine and propanamine-1 ) benzenamine and ethanamine 4) urea and acetanilide 4. Aniline is 1) More basic than ammonia 2) more basic than p-amino phenol ) More basic than p-nitro aniline 4) as basic as methyl amine 5. Acetanilide on nitration followed by hydrolysis yields --- as main product. 1) 4-nitro aniline 2) 2,4,6-trinitro aniline ) 2-nitro aniline 4) -nitro aniline 6. Among the following, strongest base is 1) aniline 2) p-nitro aniline ) m-nitro aniline 4) benzyl amine 7. The compound which on reaction with aqueous nitrous acid at low temperature produces in oily nitrosamine is Methylamine Ethylamine Diethylamine Triethylamine 8. Acetamide is treated separately with the following reagents. Which one of these would give methylamine? PCl 5 Sodalime aoh+br 2 hot concentrated H 2 SO 4

9 9. Carbylamine test is performed in alcoholic KOH by heating a mixture of Chloroform and silver powder Trihalogenated methane and a primaryamine An alkyl halide and a primart amine. An alkyl cyanide and a primary amine. 40. Chlorobenzene can be prepared by reacting aniline with Hydrochloric acid Cuprous chloride Chlorine in the presence of anhydrous aluminium chloride. itrous acid followed by heating with cuprous chloride. 41. Amongst the following, the most basic compound is Benzylamine aniline Acetanilide p-nitroaniline 42. Reaction of RCOH 2 with a mixture of Br 2 and KOH gives RH 2 as the main product. The intermediates involved in the reaction are O R C HBr R HBr R C O R C Br Br 4. Examine the following two structures for the anilinium ion and chose the correct statement from the ones gives below. + H H II is not acceptable canonical structure because carbonium ions less stable than ammonium ions II is not an acceptable canonical structure becasue it is nonaromatic II is not an acceptable canonical structure because nitrogen has 10 valence electrons II is an acceptable canonical structure

10 44. Which of the following statement is not correct? Replacement of halogen by H 2 in alkyl halide is a nucleophilic substitution reaction Aryl halides show more reactivity as compared to alkyl halides in the replacements of halogen by H 2 group During the replacement of halogen by H 2 group, ammonia is taken in large excess so as to avoid the formation of 2 0 and 0 amines. Tertiary alkyl halide generally produces alkene instead of the replacement of halogen by H 2 group. 45. Which of the following statements is not correct? Primary amines show intermolecular hydrogen bonding Secondary amines shows intermolecular hydrogen bonding. Tertiary amines show intermolecular hydrogen bonding. Amines have lower boiling points as compared to those of alcohols and carboxylic acids of comparable. 46. Which of the following statements is not correct? Aliphatic amines are stronger bases than ammonia. Aromatic amines are stronger bases than ammonia The alkyl group in alkyl ammonium ion more stabilizes the ion relative to the amine The aryl group in aryl ammonium ion less stabilizes the ion relative to the amine. 47. Hinsberg s reagent is Phenylisocyanide p-toluenesulphonic acid Benzenesulphonyl chloride O-dichlorobenzene 48. On warming an aqueous solution of benzenediazonium chloride, the product obtained is Benzene Aniline Phenol amide 49. Which of the following reagents can convert benzenediazonium chloride into benzene? Water Acid Hypophosphorous acid HCl 50. Hofmann s method to separate amines in a mixture uses the reagent? Benzenesulphonyl chloride Benzeneisocyanide Diethyl oxalate P-toluenesulphonic acid

11 51. Which of the following compounds will dissolve in an alkali solution after it has undergone reaction with Hinsberg reagent? (C 2H 5) 2H H2 C H 6 5 H Activation of benzene ring by-h 2 in aniline can be reduced by treating with Dilute HCl Ethyl alcohol Acetic acid Acetyl chloride 5. Which of the following orders is correct regarding the basic strength of substituted aniline P- nitroaniline> P-aminobenzaldehyde> P-bromoaniline P-nitroaniline<P-bromoaniline< P- aminobenzaldehyde P- itroaniline< P - aminobenzaldehyde< P - bromoaniline P - itroaniline>p - aminobenzaldehyde< P - bromoaniline 54. Which of the following orders regarding the basic strength of substituted aniline is correct? P-methylaniline> P-chloroaniline> P- aminoacetophenone P-methylaniline P- aminoacetophenone> P- chloroaniline P-aminoacetophenone>P-methylaniline> P - chloroaniline P-aminoacetophenone>P-chloroaniline> P- methylaniline 55. The number of resonating structures of arylammonium ion is The number of resonating structures of aniline is The bromination of aniline produces 2- bromoaniline 2, 4, 6-tribromoaniline 4-bromoaniline 2, 6-dibromoaniline 58. A positive carbylamine test is given by, -dimethylaniline -methyl1-o-methylaniline 2, 4-dimethylaniline P- methylbenzylamine

12 59. Among the following, the strongest base is H m O C H H P O C H H H Identify the product C in the given reaction. a/c H OH HO Cu/ C C A B C COOH COH 2 2 H OH = O H 61. What is the product when reacts with nitrous acid? OH H Which of the following is activating group for nitration reaction? O O C O C O O C R C - = O 6. Which of the following having highest value of K b? H 6 5 COH 2 H H Strongest base among the following is H 2 H 65. Identify the product C in the given reaction ( ) ( ) a/c2h5oh HO Cal/00 C C A B C - COOH - COH H - OH - = O

13 66. Column - I Column - II (A) itrobenzene Azobenzene (P) LiAIH4 (B) Aniline Phenylisocyanide (Q) ao2 + HCl+Cu 2 Cl 2 (C) Aniline Chlorobenzene (D) Ethylamine Ethanol (R) Cl +KOH (S) ao 2 + HCl (aq) A B C D 1) P Q R S 2) P R Q S ) S R Q P 4) P R S Q 67. Which amine is heated with chloroform and alcoholic KOH, a bad odour compound is formed. The compound is An alcohol An aldehyde A cyanide An isocyanide 68. The molecular formula of methyl isocyanate is CO CO CS C 69. The product of the reaction of the alcoholic silver nitrite with ethyl bromide is Ethene Ethyl nitrite Ethyl alcohol itroethane LiAlH 70. Which one of the following on reduction with 4 yields a secondary amine Methyl cyanide itroethane Methyl isocyanide Acetamide 71. When methyl cyanide is hydrolysed in presence of alkali, it forms CO Acetamide Methane 2 + H2O Acetic acid 72. Acetamide reacts with aobr in alkaline medium to form H H2 C 2H2 7. Treatment of ammonia with excess of ethyl chloride will yield Diethylamine Tetraethyl ammonium chloride Methylamine Ethane

14 74. The correct order of the increasing basicity of methylamine, ammonia and aniline is Methylamine < aniline < ammonia Aniline < methylamine < ammonia Methylamine < ammonia < aniline Aniline < ammonia < methylamine 75. H 2 +Cl + KOH X + Y + H 2 O ; compounds X and Y are C + KCl COH2 + KCl 76. In the following series of reactions, (A) is C + KCl C + K CO 2 ( A)Re duction( B) HO2C2H 5OH C C C 2 5 O2 ac i/ H2 Acetic anhydride Cl ( X ) ( Y ) ( Z) (Z) in the above reaction sequence is 2 2HCO 2 2COH 22H2 22COHCO 78. A primary amine is formed from an amide, by the treatment of bromine and alkali. The primary amine has 1 carbon atom less than amide 1 hydrogen atom less than amide 1 carbon atom more than amide 1 hydrogen atom more than amide 79. Acetonitrile on reduction gives Propanamine Methanamine Ethanamine one of these 80. An isonitrile on reduction gives amine amine amine Quaternary ammonium salts 81. Ethyl chloride on heating with AgC forms a compound (X). The functional isomer of (X) is C 2 5 H C 2 5 one of these 82. The reduction of which of the following compound would yield secondary amine Alkyl nitrile Primary amine Carbylamine Secondary nitro compound

15 H + Cl + KOH nitrogen HO containing compound + KCl+ 2. itrogen containing compound is 8. 2 C C + H + C KEY 1) 2) 4 ) 4) 4 5) 4 6) 1 7) 2 8) 4 9) 4 10) 1 11) 2 12) 4 1) 1 14) 1 15) 4 16) 17) 18) 1 19) 2 20) 21) 4 22) 4 2) 2 24) 2 25) 1 26) 2 27) 4 28) 2 29) 2 0) 1) 2) ) 4) 5) 1 6) 4 7) 8) 9) 2 40) 4 41) 1 42) 1 4) 44) 2 45) 46) 2 47) 2 48) 49) 50) 2 51) 52) 4 5) 54) 1 55) 1 56) 4 57) 58) 4 59) 4 60) 4 61) 62) 2 6) 4 64) 65) 4 66) 2 67) 4 68) 1 69) 4 70) 71) 4 72) 2 7) 74) 4 75) 2 76) 1 77) 1 78) 1 79) 80) 2 81) 82) 2 8) 4

16 SUBTOPIC IV: DIAZOIUM SALTS 1. Benzene diazonium chloride on reaction with KC in the presence of CuC yields X. X on hydrolysis yields Y. ow, Y can also be obtained from 1) Toluene by the action of Cl 2 /FeCl 2) Toluene by oxidation by KMnO 4 ) Toluene by nitration 4) Toluene by sulphonation 2. dil. H 2SO4 Ar. 2Cl X HCl where regarding X, correct statement is 1) it is weakly acidic 2) it liberates H 2 with a ) it is stronger acid than acetic acid 4) 1 and 2. Benzene diazonium salt on reduction with X yields Benzene. X is 1) K 2 Cr 2 O 7 /H + 2) O ) H PO 4 4) H PO 2 4. A):Diazonium ion acts as an electrophile R): Terminal nitrogen atom in diazo group is positively charged 1) A and R are true and R explains A 2) A and R are true but R does not explain A ) A is true but R is false 4) A is false but R is true 5. During diazo coupling, the following group is retained 1) = 2) 2 Cl ) H 2 4) HR 6. Which of the following is an example of electrophillic substitution? 1) diazotisation 2) Sandmayer reaction ) diazo coupling 4) action of KC on Ar 2 Cl 7. Which of the following is the correct order of ease of coupling with C 6 H 5 2 Cl? A) Benzene B) itro benzene C) Phenol D) Chloro benzene 1) A > D > B > C 2) C > A > B > D ) C > A > D > B 4) B > D > A > C 8. Coupling of phenol with benzene diazonium salt yields 1) o-hydroxy derivative of salt 2) p-hydroxy derivative of salt ) m-hydroxy derivative of salt 4) a mixture 1, 2 and 9., -dimethyl aniline on coupling with C 6 H 5 2 Cl yields 1) 4-(,-dimethyl) amino azo benzene 2) 4-(,-dimethyl) nitroso benzene ) 4-(,-dimethyl) amino azoxy benzene 4) 4-(,-dimethyl) amino hydrazo benzene

17 10. Which of the following reactions is an example of Sandmeyer reaction? + 2 HSO4 Br + 2 HSO4 Br CuBr Cu powder HBr + 2 HSO4 I + 2 HSO4 C KI CuC 11. Which of the following reaction is an example ofgattermann reaction? + 2 HSO4 Br + 2 HSO4 Br CuBr Cu powder HBr + 2 HSO4 C + 2 HSO4 I CuC KI 12. Benzenediazonium chloride on reaction with phenol in weakly basic medium gives Diphenyl ether Chlorobenzene P- hydroxyazobenzene Benzene 1. Which of the following is responsible for the colour of diazocompounds? Benzene ring - = -group -OH group -H 2 group 14. Coupling between arenediazoniumcation and amines takes place most rapidly at ph

18 Cl + O A A is = O O OH OH KEY 1)2 2) 4 ) 4 4) 5) 1 6) 7) 8) 2 9) 1 10) 1 11) 2 12) 2 1) 2 14) 15) 2

Question 13.1: Classify the following amines as primary, secondary or tertiary: (i) (ii) (iii) (C 2 H 5 ) 2 CHNH 2 (iv) (C 2 H 5 ) 2 NH Primary: (i) and (iii) Secondary: (iv) Tertiary: (ii) Question 13.2:

More information

Benzylamine reacts with nitrous acid to form unstable diazonium salt, which in turn gives alcohol with the evolution of nitrogen gas.

Benzylamine reacts with nitrous acid to form unstable diazonium salt, which in turn gives alcohol with the evolution of nitrogen gas. Benzylamine reacts with nitrous acid to form unstable diazonium salt, which in turn gives alcohol with the evolution of nitrogen gas. On the other hand, aniline reacts with HNO2 at a low temperature to

More information

Unit 13-NITROGEN CONTAINING ORGANIC COMPOUNDS

Unit 13-NITROGEN CONTAINING ORGANIC COMPOUNDS Unit 13-NITROGEN CONTAINING ORGANIC COMPOUNDS Two marks: 1. Name the product obtained when a nitrile is reduced by H 2 /Ni,. Give the equation. H 2 /Ni, Primary amine: RCN RCH 2 NH 2. 2. How is nitrobenzene

More information

Class XII: Chemistry Chapter 13: Amines Top concepts

Class XII: Chemistry Chapter 13: Amines Top concepts Class XII: Chemistry Chapter 13: Amines Top concepts 1. Amines are regarded as derivatives of ammonia in which one, two or all three hydrogen atoms are replaced by alkyl or aryl group 2. Classification

More information

13. AMINES. 4-Bromobenzenamine or 4-Bromoaniline. p-bromoaniline. AMINES-Anil-Hsslive Page 1

13. AMINES. 4-Bromobenzenamine or 4-Bromoaniline. p-bromoaniline. AMINES-Anil-Hsslive Page 1 13. AMINES Amines are the derivatives of ammonia. Like ammonia, the nitrogen atom in amines is also sp 3 hybridised with an unpaired electron in one of the sp 3 hybridised orbitals. So the shape of amines

More information

Top concepts Chapter: Amines 1. Amines are regarded as derivatives of ammonia in which one, two or all three hydrogen atoms are replaced by alkyl or aryl group 2. Classification of amines: 3. Preparation

More information

AMINES. 3. Secondary When two hydrogen atoms are replaced by two alkyl or aryl groups.

AMINES. 3. Secondary When two hydrogen atoms are replaced by two alkyl or aryl groups. AMINES Amine may be regarded as derivative of ammonia formed by replacement of one or more hydrogen atoms by corresponding number of alkyl or aryl group CLASSIFICATION 1. Ammonia 2. Primary amine 3. Secondary

More information

AMINES. Points to Remember. 2. Functional groups of 1º, 2º and 3º amines are respectively as given below :

AMINES. Points to Remember. 2. Functional groups of 1º, 2º and 3º amines are respectively as given below : 213 UNIT 13 AMINES Points to Remember 1. Amines are alkyl and/or aryl derivatives of NH 3. 2. Functional groups of 1º, 2º and 3º amines are respectively as given below : 3. Gabriel phthalimide synthesis

More information

COMPOUND CONTAINING NITROGEN. 1) Which will give nitrosoamine when treated with?

COMPOUND CONTAINING NITROGEN. 1) Which will give nitrosoamine when treated with? COMPOUND CONTAINING NITROGEN 1) Which will give nitrosoamine when treated with? C 6 H 5 NHCH 3 b) H 3 C NH H 3 C H N d) All of these 2) What is the end product in following sequence of reactions? C 2 H

More information

NCERT. I. Multiple Choice Questions (Type-I) ==CHCH 2. is Allylmethylamine 2-amino-4-pentene 4-aminopent-1-ene N-methylprop-2-en-1-amine

NCERT. I. Multiple Choice Questions (Type-I) ==CHCH 2. is Allylmethylamine 2-amino-4-pentene 4-aminopent-1-ene N-methylprop-2-en-1-amine I. Multiple Choice Questions (Type-I) 1. Which of the following is a 3 amine? 1-methylcyclohexylamine Triethylamine tert-butylamine N-methylaniline 2. The correct IUPAC name for ==CH NHCH 3 is Allylmethylamine

More information

Chemistry Questions ans Answers BASED ON HIGH ORDER THINKING SKILL (HOTS) UNIT- 13 ORGANIC COMPOUNDS CONTAINING NITROGEN

Chemistry Questions ans Answers BASED ON HIGH ORDER THINKING SKILL (HOTS) UNIT- 13 ORGANIC COMPOUNDS CONTAINING NITROGEN Chemistry Questions ans Answers BASED N HIGH RDER THINKING SKILL (HTS) UNIT- 13 RGANIC CMPUNDS CNTAINING NITRGEN 1 MARK QUESTINS Q. 1. Why the presence of a base is essential in the ammonolysis of alkyl

More information

What happens when methanamine reacts with FeCl 3? Methylamine in water reacts with FeCl 3 to givebrown precipitate of hydrated ferric oxide:

What happens when methanamine reacts with FeCl 3? Methylamine in water reacts with FeCl 3 to givebrown precipitate of hydrated ferric oxide: What happens when methanamine reacts with FeCl 3? Methylamine in water reacts with FeCl 3 to givebrown precipitate of hydrated ferric oxide: Due to the electron donating inductive or +I effect of CH 3

More information

AMINES. Unit Write IUPAC names of the following :

AMINES. Unit Write IUPAC names of the following : Unit - 13 AMINES 1. Write IUPAC names of the following : 2. Giving an example of each, describe the following reactions : Hoffman bromamide reaction Gabriel phthanlimide synthesis Gatterman reaction Coupling

More information

Chapter AMINES

Chapter AMINES Chapter - 13 - AMINES Level one 1) Write IUPAC names of the following compounds and classify them into primary,secondary andteritary amines. a) (CH 3) 2CHNH 2 Ans:propan-2-amine(primary) b)ch 3(CH 2) 2NH

More information

COMPOUNDS OF CARBON CONTAINING NITROGEN

COMPOUNDS OF CARBON CONTAINING NITROGEN of Carbon Containing Nitrogen MDULE - 7 28 CMPUNDS F CARBN CNTAINING NITRGEN In the previous lesson, you have studied the chemistry of organic compounds containing oxygen atom as a part of the functional

More information

Chemistry Class 12 th NCERT Solutions

Chemistry Class 12 th NCERT Solutions This e-book is prepared by the CBSE board exam experts of jagranjosh.com, an online educational portal of Dainik Jagran. The purpose of providing solutions for CBSE class 12 th Science and Mathematics

More information

Downloaded from

Downloaded from Page 1 of 6 AMINES Amines are derivatives of ammonia (NH3), obtained by replacement of 1, 2 or all the 3 hydrogen atoms by alkyl and/or aryl groups. In nature amines are present in - proteins, vitamins,

More information

Amines. Unit. Objectives Structure of Amines

Amines. Unit. Objectives Structure of Amines Objectives After studying this Unit, you will be able to describe amines as derivatives of ammonia having a pyramidal structure; classify amines as primary, secondary and tertiary; name amines by common

More information

Amines and Related Nitrogen Compounds

Amines and Related Nitrogen Compounds 11 Amines and Related itrogen ompounds hapter Summary Amines are organic derivatives of ammonia. They may be primary, secondary, or tertiary, depending on whether one, two, or three organic groups are

More information

Dr. Munther Abdujaleel M.A. Assist. Prof. Org. Chem.

Dr. Munther Abdujaleel M.A. Assist. Prof. Org. Chem. Dr. Munther Abdujaleel M.A. Assist. Prof. Org. Chem. Amines An amine, derivatives of ammonia NH 3 has the general formula RNH 2, R 2 NH, or R 3 N, where R is any alkyl or aryl group. For example: Adernalin

More information

896 Chapter 21 Amines H H N R R R N R H R N R H O H R 3 N CH 2 NH 2 NHCH 3

896 Chapter 21 Amines H H N R R R N R H R N R H O H R 3 N CH 2 NH 2 NHCH 3 896 Chapter 21 Amines 21.20 Summary Section 21.1 Section 21.2 Section 21.3 Section 21.4 Alkylamines are compounds of the type shown, where R, R, and R are alkyl groups. ne or more of these groups is an

More information

CHEMISTRY OF AMINES. There many organic nitrogen containing compounds, among which is amines. Organic nitrogen compounds are:

CHEMISTRY OF AMINES. There many organic nitrogen containing compounds, among which is amines. Organic nitrogen compounds are: CHEMISTRY OF AMINES There many organic nitrogen containing compounds, among which is amines. Organic nitrogen compounds are: Amines RNH 2 Amide RCONH 2 Imine R R C=NR Nitrile RC N Generally amines are

More information

Chapter 22 Amines. Nomenclature Amines are classified according to the degree of substitution at nitrogen.

Chapter 22 Amines. Nomenclature Amines are classified according to the degree of substitution at nitrogen. CH. 22 Chapter 22 Amines Amines are very important in biological chemistry. Most of the bases in biological acid-base reactions are amines. They are also very important nucleophiles in biochemical reactions.

More information

5. Clemmension Reduction: The reduction of >C=O group to methyl group (>CH2) with amalgamated zinc and conc. HCl is known as Clemmension reduction.

5. Clemmension Reduction: The reduction of >C=O group to methyl group (>CH2) with amalgamated zinc and conc. HCl is known as Clemmension reduction. Organic Chemistry Name Reactions 1. Aldol Condensation: condensation between two molecule of an aldehyde or a ketone having atleast one α-hydrogen atom to form a β-hydroxyaldehyde or a β-hydroxyketone

More information

1. LiAlH4 :.. :.. 2. H3O +

1. LiAlH4 :.. :.. 2. H3O + Ch 24 Amines Description of Amines - An amine is a compound with a nitrogen atom that has single bonds to carbon and hydrogen atoms. - An uncharged nitrogen atom normally has three bonds and a lone pair.

More information

Alkylamines are compounds of the type shown, where R, R, and R are alkyl groups. One or more of these groups is an aryl group in arylamines.

Alkylamines are compounds of the type shown, where R, R, and R are alkyl groups. One or more of these groups is an aryl group in arylamines. 22.20 Summary 955 22.20 SUMMARY Section 22.1 Alkylamines are compounds of the type shown, where R, R, and R are alkyl groups. ne or more of these groups is an aryl group in s. R R R R amine R Secondary

More information

R N R N R N. primary secondary tertiary

R N R N R N. primary secondary tertiary Chapter 19 Amines omenclature o assification of amines Amines are classified as 1, 2, or 3 based on how many R groups are attached to the nitrogen R R R R R R primary secondary tertiary When there are

More information

Chapter 20 Amines-part 2

Chapter 20 Amines-part 2 Reactions of Amines Lone pair on the nitrogen directs the chemistry of amines Chapter 20 Amines-part 2 The nitrogen lone pair can also make a carbon nucleophilic by resonance Amines can also activate carbons

More information

Aryl Halides. Structure

Aryl Halides. Structure Aryl Halides Structure Aryl halides are compounds containing halogen attached directly to an aromatic ring. They have the general formula ArX, where Ar is phenyl, substituted phenyl. X= F,Cl,Br,I An aryl

More information

Indian School Muscat. Chemistry IIT - JEE

Indian School Muscat. Chemistry IIT - JEE Indian School Muscat Chemistry IIT - JEE HALOALKANES AND HALOARENES 1. Which one of the following is not formed when a mixture of methyl bromide and bromobenzene is heated with sodium metal in the presence

More information

Chapter 19: Amines. Introduction

Chapter 19: Amines. Introduction Chapter 19: Amines Chap 19 HW: (be able to name amines); 37, 39, 41, 42, 44, 46, 47, 48, 53-55, 57, 58 Introduction Organic derivatives of ammonia. Many are biologically active. Chap 19: Amines Slide 19-2

More information

Organic Chemistry, 7 L. G. Wade, Jr. Chapter , Prentice Hall

Organic Chemistry, 7 L. G. Wade, Jr. Chapter , Prentice Hall Organic Chemistry, 7 th Edition L. G. Wade, Jr. Chapter 17 Reactions of Aromatic Compounds 2010, Prentice Hall Electrophilic Aromatic Substitution Although h benzene s pi electrons are in a stable aromatic

More information

Chapter 24. Amines. Based on McMurry s Organic Chemistry, 7 th edition

Chapter 24. Amines. Based on McMurry s Organic Chemistry, 7 th edition Chapter 24. Amines Based on McMurry s Organic Chemistry, 7 th edition Amines Organic Nitrogen Compounds Organic derivatives of ammonia, NH 3, Nitrogen atom with a lone pair of electrons, making amines

More information

Nitro compounds are named by writing the word nitro before the name of the parent compound.

Nitro compounds are named by writing the word nitro before the name of the parent compound. Nitro compounds are an important class of organic compounds which may be regarded as derived from hydrocarbons by the replacement of one or more hydrogen atoms by nitro (NO₂) groups. Nitro arenes(i.e.

More information

(B), RNC hydrolysis HOH H C + D H 9

(B), RNC hydrolysis HOH H C + D H 9 EXERCISE-01 CECK YUR GRASP SELECT TE CRRECT ALTERATIVE (LY E CRRECT ASWER) 1. Tertiary butyl amine is a (A) 1 Amine (B) Amine (C Amine (D) Quaternary salt. The correct set of the products obtained in the

More information

Chapter 20. Amines. Nomenclature for amines. Aryl amines

Chapter 20. Amines. Nomenclature for amines. Aryl amines Nomenclature for amines Chapter 20 Common names are widely used, named as alkylamines Systematic (IUPAC) nomenclature replaces the -e of the corresponding parent alkane with -amine Amines Simple secondary

More information

Chemistry of Benzene: Electrophilic Aromatic Substitution

Chemistry of Benzene: Electrophilic Aromatic Substitution Chemistry of Benzene: Electrophilic Aromatic Substitution Why this Chapter? Continuation of coverage of aromatic compounds in preceding chapter focus shift to understanding reactions Examine relationship

More information

Q. No. 4 Chlorination of toluene in the presence of light and heat followed by treatment with aqueous NaOH gives o cresol p cresol 2, 4 dihydroxy tolu

Q. No. 4 Chlorination of toluene in the presence of light and heat followed by treatment with aqueous NaOH gives o cresol p cresol 2, 4 dihydroxy tolu Q. No. 1 Glycerine has One primary and two secondary OH groups One secondary and two primary OH groups Three primary OH groups Three secondary OH groups Q. No. 2 The structural formula of cyclohexanol

More information

.. Amines CHAPTER SUMMARY

.. Amines CHAPTER SUMMARY 10 N.. N.. CHAPTER SUMMARY 10.1 Structure of are derivatives of ammonia in which one or more hydrogens have been replaced by organic groups. Replacement of one hydrogen results in a primary amine. In a

More information

AMINES. 3. From your knowledge of the effects involved, predict or explain experimental results. Important areas include:

AMINES. 3. From your knowledge of the effects involved, predict or explain experimental results. Important areas include: AMINES A STUDENT SHOULD BE ABLE TO: 1. Name given the structure, and draw the structure given the name of amines and common nitrogen heterocycles (pyrrole and pyridine). Also, give the classification of

More information

OCR (A) Chemistry A-level. Module 6: Organic Chemistry and Analysis

OCR (A) Chemistry A-level. Module 6: Organic Chemistry and Analysis OCR (A) Chemistry A-level Module 6: Organic Chemistry and Analysis Organic Synthesis Notes by Adam Robertson DEFINITIONS Heterolytic fission: The breaking of a covalent bond when one of the bonded atoms

More information

18.8 Oxidation. Oxidation by silver ion requires an alkaline medium

18.8 Oxidation. Oxidation by silver ion requires an alkaline medium 18.8 Oxidation Oxidation by silver ion requires an alkaline medium Test for detecting aldehydes Tollens reagent to prevent precipitation of the insoluble silver oxide, a complexing agent is added: ammonia

More information

Alkyl phenyl ketones are usually named by adding the acyl group as prefix to phenone.

Alkyl phenyl ketones are usually named by adding the acyl group as prefix to phenone. Aldehydes, Ketones and Carboxylic Acids Nomenclature of aldehydes and ketones Aldehydes: Often called by their common names instead of IUPAC names. Ketones: Derived by naming two alkyl or aryl groups bonded

More information

Q.1 Draw structures for all amines of molecular formula C 4 H 11 N. Classify them as primary, secondary or tertiary amines.

Q.1 Draw structures for all amines of molecular formula C 4 H 11 N. Classify them as primary, secondary or tertiary amines. 1 AMIES Structure ontain the 2 group. lassification primary (1 ) amines secondary (2 ) amines tertiary (3 ) amines quarternary (4 ) ammonium salts + 1 2 3 4 Aliphatic Aromatic methylamine, ethylamine,

More information

ORGANIC CHEMISTRY II

ORGANIC CHEMISTRY II ORGANIC EMISTRY II. CARBOXYLIC ACIDS Saturated mono carboxylic s are called fatty s. group is COOH which is made up of carbonyl and hydroxy groups. General molecular formula is CnH n O or C n H n+1 COOH.

More information

٢

٢ Amines ١ ٢ ٣ ٤ ٥ ٦ ٧ ٨ ٩ ١٠ ١١ Physical Properties of Amines - Amines are moderately polar. For this reason the low formula weight amines are readily soluble in water due to the formation of hydrogen bonds

More information

OCR Chemistry A H432. Amines are described as primary, secondary or tertiary depending on how many carbons are bonded to the N atom.

OCR Chemistry A H432. Amines are described as primary, secondary or tertiary depending on how many carbons are bonded to the N atom. OCR Chemistry A 432 About amines: can be considered as derivatives of ammonia, with one or more of the atoms replaced by alkyl groups. They are noted for their unpleasant, often fishy odours. We classify

More information

Alkanes, Alkenes and Alkynes

Alkanes, Alkenes and Alkynes Alkanes, Alkenes and Alkynes Hydrocarbons Hydrocarbons generally fall into 2 general groupings, aliphatic hydrocarbons and aromatic hydrocarbons. Aliphatic hydrocarbons contain chains and rings of hydrocarbons,

More information

Amines - Derivatives of Ammonia

Amines - Derivatives of Ammonia Amines - Derivatives of Ammonia lassification by the number of attached groups ethylamine diethylamine triethylamine Amines - Derivatives of Ammonia lassification by the type of attached groups 2 2 aromatic

More information

Mechanisms. . CCl2 F + Cl.

Mechanisms. . CCl2 F + Cl. Mechanisms 1) Free radical substitution Alkane à halogenoalkane Initiation: Propagation: Termination: Overall: 2) Ozone depletion UV light breaks the C Cl bond releasing chlorine radical CFCl 3 F à. CCl2

More information

CH 24: Amines. Topics Synthesis of amines Hofmann Elimination Aryl amines Diazonium salts. Connections: CH 2 NH2. R Br R C N O NH 2 CH 3 N H 2 N + O -

CH 24: Amines. Topics Synthesis of amines Hofmann Elimination Aryl amines Diazonium salts. Connections: CH 2 NH2. R Br R C N O NH 2 CH 3 N H 2 N + O - rganic Chemistry otes by Jim Maxka C 24: Amines Topics Synthesis of amines ofmann Elimination Aryl amines Diazonium salts Connections: C C 2 2 2 C 2 2 2-3 - 2 2 2 C Ph- 2 Ph- Ph-C Ph- C24-1 rganic Chemistry

More information

Chapter 15 Reactions of Aromatic Compounds

Chapter 15 Reactions of Aromatic Compounds Chapter 15 1 Chapter 15 Reactions of Aromatic Compounds Electrophilic Aromatic Substitution Arene (Ar-H) is the generic term for an aromatic hydrocarbon The aryl group (Ar) is derived by removal of a hydrogen

More information

12/27/2010. Chapter 15 Reactions of Aromatic Compounds

12/27/2010. Chapter 15 Reactions of Aromatic Compounds Chapter 15 Reactions of Aromatic Compounds Electrophilic Aromatic Substitution Arene (Ar-H) is the generic term for an aromatic hydrocarbon The aryl group (Ar) is derived by removal of a hydrogen atom

More information

Amines. Amines are organic compounds containing a nitrogen functionality. primary secondary tertiary quaternary

Amines. Amines are organic compounds containing a nitrogen functionality. primary secondary tertiary quaternary Amines Amines are organic compounds containing a nitrogen functionality Depending upon the number of alkyl, or aryl, groups attached to nitrogen determines its classification, or order 2 primary secondary

More information

HALOALKANES AND HALOARENES

HALOALKANES AND HALOARENES Unit - 10 HALOALKANES AND HALOARENES 1. Write the IUPAC names of the following compounds. Br CH = CH C CH (vi) (vii) (ix) (CCl 3 ) 3 CCl 103 XII Chemistry 2. Write the structure of following halogen compounds

More information

3) Oxidation of tertiary alcohol yields A) Aldehyde B) No reaction C) Ketone D) Carboxylic acid

3) Oxidation of tertiary alcohol yields A) Aldehyde B) No reaction C) Ketone D) Carboxylic acid ALKYL HALIDES 18- The reaction of Propyl bromide with Na is A) Nucleophilic addition. B) Nucleophilic substitution. C) Electrophilic substitution. D) Electrophilic addition. 25) Which of the following

More information

Ammonia Primary Secondary Tertiary Quarternary Ammonium Ion

Ammonia Primary Secondary Tertiary Quarternary Ammonium Ion 1 Chapter 19: Amines I. Introduction: Classification: NH 3 RNH 2 R 2 NH R 3 N R 4 N + Ammonia Primary Secondary Tertiary Quarternary Ammonium Ion Amines are a very common functional group in organic chemistry,

More information

UNIT 11 ALCOHOLS, PHENOLS & ETHERS

UNIT 11 ALCOHOLS, PHENOLS & ETHERS UNIT 11 ALCOHOLS, PHENOLS & ETHERS Alcohols and Phenol are Organic compound with a hydroxyl group (- OH) as functional group. Ethers are identified by a functional group ( 0 ). Cyclic alcohols are named

More information

Qualitative Analysis Test for and identify organic functional groups

Qualitative Analysis Test for and identify organic functional groups Alkene or Alkyne Bubble gas through or add Bromine solution in hexane or water The orange /brown bromine rapidly decolourises, as a saturated colourless organic bromo-compound is formed R 2C = CR 1 BrR

More information

CHAPTER HYDROCARBONS. Chapterwise Previous year Qs. (a) Na (b) HCl in H2O (c) KOH in C2H5OH (d) Zn in alcohol. Ans: (c)

CHAPTER HYDROCARBONS. Chapterwise Previous year Qs. (a) Na (b) HCl in H2O (c) KOH in C2H5OH (d) Zn in alcohol. Ans: (c) 122 CHAPTER HYDROCARBONS 1. Acetylenic hydrogens are acidic because [1989] Sigma electron density of C Hbond in acetylene is nearer to carbon, which has 50% s- character Acetylene has only open hydrogen

More information

HALO ALKANES AND HALO ARENES

HALO ALKANES AND HALO ARENES HALO ALKANES AND HALO ARENES Halo alkanes and Halo Arenes find wide applications in industry as well as in day-to-day life. They are used as solvents for relatively non-polar compounds and as starting

More information

Amines and Heterocycles. McMurry: Chapter 24

Amines and Heterocycles. McMurry: Chapter 24 Amines and Heterocycles McMurry: Chapter 24 Introduction to Amines and Heterocycles Amines and heterocycles (cyclic amines) are ammonia derivatives, many of whichare found widely in livingorganisms: 2

More information

Class: 12 Subject: chemistry Topic: Organic Chemistry of O compounds No. of Questions: 20 Duration: 60 Min Maximum Marks: 60

Class: 12 Subject: chemistry Topic: Organic Chemistry of O compounds No. of Questions: 20 Duration: 60 Min Maximum Marks: 60 Class: 12 Subject: chemistry Topic: Organic Chemistry of O compounds No. of Questions: 20 Duration: 60 Min Maximum Marks: 60 1. Ethylene is passed through conc. H 2 SO 4 and the product obtained is diluted

More information

Chapter 15. Reactions of Aromatic Compounds. Electrophilic Aromatic Substitution on Arenes. The first step is the slow, rate-determining step

Chapter 15. Reactions of Aromatic Compounds. Electrophilic Aromatic Substitution on Arenes. The first step is the slow, rate-determining step Electrophilic Aromatic Substitution on Arenes Chapter 15 Reactions of Aromatic Compounds The characteristic reaction of aromatic rings is substitution initiated by an electrophile halogenation nitration

More information

Amines. Chapter 24 Organic Chemistry, 8th Edition. John McMurry

Amines. Chapter 24 Organic Chemistry, 8th Edition. John McMurry Amines Chapter 24 Organic Chemistry, 8th Edition John McMurry 1 Introduction Amines are stronger bases and better nucleophiles than other neutral organic compounds. 2 Nomenclature 1 Amines are named using

More information

SECTION A. 1. Which is general formula of aldehyde and ketone? (c) CnHnO

SECTION A. 1. Which is general formula of aldehyde and ketone? (c) CnHnO SEM 4 SLE UNIT 5 SECTION A 1. Which is general formula of aldehyde and ketone? (a) CnH2n+1O (b) CnH2nO (c) CnHnO (d) CnH2n+2O Ans: (b) CnH2nO 2. Propanal and propan- 2- one are which type of isomers? (a)

More information

CHEMISTRY HYDROARBONS II HALOALKANES AMINES

CHEMISTRY HYDROARBONS II HALOALKANES AMINES HYDROARBONS II HALOALKANES AMINES 1 I.HYDROCARBONS II 2 1] The cycloalkane which easily undergoes ring opening reaction when heated with H 2 and Ni is 1] cyclohexane 2] cyclopentane 3] cyclobutane 4] cyclopropane

More information

6.10 Amines. Naming. N Goalby chemrevise.org 1 CH2 CH2

6.10 Amines. Naming. N Goalby chemrevise.org 1 CH2 CH2 6.10 Amines aming Amines These end in amine. There is, however, rather confusingly two ways of using this suffix. The exam board tend to use the common version where the name stem ends in -yl propylamine.

More information

I. Multiple Choice Questions (Type-I)

I. Multiple Choice Questions (Type-I) Unit 13 HYDROCARBONS I. Multiple Choice Questions (Type-I) 1. Arrange the following in decreasing order of their boiling points. (A) n butane (B) 2 methylbutane (C) n-pentane (D) 2,2 dimethylpropane A

More information

ALCOHOLS AND PHENOLS

ALCOHOLS AND PHENOLS ALCOHOLS AND PHENOLS ALCOHOLS AND PHENOLS Alcohols contain an OH group connected to a a saturated C (sp3) They are important solvents and synthesis intermediates Phenols contain an OH group connected to

More information

Haloalkanes. Isomers: Draw and name the possible isomers for C 5 H 11 Br

Haloalkanes. Isomers: Draw and name the possible isomers for C 5 H 11 Br Haloalkanes The basics: The functional group is a halogen atom: F, Cl, Br or I General formula C n H 2n+1 X Use the prefixes: fluoro, chloro, bromo and iodo. Isomers: Draw and name the possible isomers

More information

Chapter 23 Phenols CH. 23. Nomenclature. The OH group takes precedence as the parent phenol.

Chapter 23 Phenols CH. 23. Nomenclature. The OH group takes precedence as the parent phenol. CH. 23 Chapter 23 Phenols Nomenclature The OH group takes precedence as the parent phenol. Carboxyl and acyl groups take precedence over the OH group. The OH group is a strong electron-donating group through

More information

Ch 16 Electrophilic Aromatic Substitution

Ch 16 Electrophilic Aromatic Substitution Ch 16 Electrophilic Aromatic Substitution Mechanism - Aromatic rings typically undergo substitution, where an H is replaced with an electrophile (E+). - The rings do not typically undergo addition across

More information

A4 Alcohols form H-bonds with water due to the presence of OH group. However, hydrocarbons cannot form H-bonds with water.

A4 Alcohols form H-bonds with water due to the presence of OH group. However, hydrocarbons cannot form H-bonds with water. Q1 p-dichlorobenzene has higher m.p. and lower solubility than those of o- and m-isomers. Discuss. A4 Alcohols form H-bonds with water due to the presence of OH group. However, hydrocarbons cannot form

More information

Chapter 17. Reactions of Aromatic Compounds

Chapter 17. Reactions of Aromatic Compounds Chapter 17 Reactions of Aromatic Compounds Electrophilic Aromatic Substitution Although benzene s pi electrons are in a stable aromatic system, they are available to attack a strong electrophile to give

More information

AMINES. 4. From your knowledge of the effects involved, predict or explain experimental results. Important areas include:

AMINES. 4. From your knowledge of the effects involved, predict or explain experimental results. Important areas include: AMINES A STUDENT SHOULD BE ABLE TO: 1. Give the IUPAC or common name given the structure, and draw the structure given the name of amines and common nitrogen heterocycles (pyrrole, pyridine, purine, pyrimidine,

More information

Benzenes & Aromatic Compounds

Benzenes & Aromatic Compounds Benzenes & Aromatic Compounds 1 Structure of Benzene H H C C C H C 6 H 6 H C C C H H A cyclic conjugate molecule Benzene is a colourless odourless liquid, boiling at 80 o C and melting at 5 o C. It is

More information

Amines. Types of Amines. chemrevise.org. N Goalby Chemrevise.org. primary amine (one C attached to N) H. Secondary amine (two C s.

Amines. Types of Amines. chemrevise.org. N Goalby Chemrevise.org. primary amine (one C attached to N) H. Secondary amine (two C s. Amines Goalby hemrevise.org Types of Amines primary amine (one attached to ) Secondary amine (two s attached to ) 3 2 2 3 name : diethylamine It is also possible to have aromatic amines 2 phenylamine name:

More information

All Classes of Organic Compounds

All Classes of Organic Compounds Amines All Classes of Organic Compounds ydrocarbons Functionalized ydrocarbons F,Cl,Br O,S, Alkanes Alkenes Alkynes Aromatics alides -O- -S- -- Alcohols Phenols Ethers Thiols Dissulfides Amines O C O C

More information

Aromatic Compounds II

Aromatic Compounds II 2302272 Org Chem II Part I Lecture 2 Aromatic Compounds II Instructor: Dr. Tanatorn Khotavivattana E-mail: tanatorn.k@chula.ac.th Recommended Textbook: Chapter 17 in Organic Chemistry, 8 th Edition, L.

More information

Vijayakarnataka CET Chemistry Practice paper - 02

Vijayakarnataka CET Chemistry Practice paper - 02 Vijayakarnataka CET Chemistry Practice paper - 02 1. The number of ions formed when cuprammonium sulphate is dissolved in water is (1) one (2) two () four (4) zero 2. The functional group present in oils

More information

CBSE Class-12 Chemistry Quick Revision Notes Chapter-10: Haloalkanes and Haloarenes

CBSE Class-12 Chemistry Quick Revision Notes Chapter-10: Haloalkanes and Haloarenes CBSE Class-12 Chemistry Quick Revision Notes Chapter-10: Haloalkanes and Haloarenes Nature of C-X bond in alkyl halides: X is more electronegative than carbon. So, the C-X bond is polarized with C having

More information

Amines Reading Study Problems Key Concepts and Skills Lecture Topics: Amines: structure and nomenclature

Amines Reading Study Problems Key Concepts and Skills Lecture Topics: Amines: structure and nomenclature Amines Reading: Wade chapter 19, sections 19-1-19-19 Study Problems: 19-37, 19-39, 19-40, 19-41, 19-44, 19-46, 19-47, 19-48, 19-51, 19-54 Key Concepts and Skills: Explain how the basicity of amines varies

More information

Downloaded from

Downloaded from 1 Class XII Chemistry Chapter: Alcohols, Phenols And Ethers Top concepts: 1. Structure of alcohols, phenols and ethers: 2. Preparation of alcohols: 3. Preparation of phenols: 2 4. Physical properties of

More information

Synthesis of Amines Amine Alkylation by SN2 reaction II. Reductive Amination

Synthesis of Amines Amine Alkylation by SN2 reaction II. Reductive Amination Synthesis of Amines I. Amine Alkylation by SN2 reaction Amines can be alkylated in SN2 fashion by alkyl halides; primary halides are best for this purpose. This is not a practical reaction for formation

More information

MOCK CET TEST PAPER

MOCK CET TEST PAPER MOCK CET TEST PAPER-2-2012 1. Conductivity of a solution is directly proportional to 1) dilution 2) number of ions 3) current density 4) volume of the solution 2. Which of the following is a Lewis acid?

More information

Aromatic Hydrocarbons

Aromatic Hydrocarbons Aromatic Hydrocarbons Aromatic hydrocarbons contain six-membered rings of carbon atoms with alternating single and double carbon-carbon bonds. The ring is sometimes shown with a circle in the center instead

More information

Reactions of Aromatic Compounds. Aromatic compounds do not react like other alkenes. With an appropriate catalyst, however, benzene will react

Reactions of Aromatic Compounds. Aromatic compounds do not react like other alkenes. With an appropriate catalyst, however, benzene will react Reactions of Aromatic Compounds Aromatic compounds do not react like other alkenes 2 Fe 3 2 Does not form A major part of the problem for this reaction is the product has lost all aromatic stabilization,

More information

Hydrocarbons and their Functional Groups

Hydrocarbons and their Functional Groups Hydrocarbons and their Functional Groups Organic chemistry is the study of compounds in which carbon is the principal element. carbon atoms form four bonds long chains, rings, spheres, sheets, and tubes

More information

Vikasana CET Oxygen containing organic compounds-ii. Phenol Aldehydes & Ketones Carboxylic Acids

Vikasana CET Oxygen containing organic compounds-ii. Phenol Aldehydes & Ketones Carboxylic Acids Vikasana CET-2013 Oxygen containing organic compounds-ii Phenol Aldehydes & Ketones Carboxylic Acids 1 PHENOL 2 Cumene process does not involve 1) Oxidation 2) Alkylation 3) Molecular rearrangement 4)

More information

Topic 4.10 ORGANIC SYNTHESIS AND ANALYSIS. Organic analysis Organic synthesis

Topic 4.10 ORGANIC SYNTHESIS AND ANALYSIS. Organic analysis Organic synthesis Topic 4.10 ORGANIC SYNTHESIS AND ANALYSIS Organic analysis Organic synthesis DISTINGUISHING BETWEEN DIFFERENT ORGANIC COMPOUNDS Many of the organic compounds prepared in AS Unit 2 and in A2 Unit 4 can

More information

Lecture Topics: I. Electrophilic Aromatic Substitution (EAS)

Lecture Topics: I. Electrophilic Aromatic Substitution (EAS) Reactions of Aromatic Compounds Reading: Wade chapter 17, sections 17-1- 17-15 Study Problems: 17-44, 17-46, 17-47, 17-48, 17-51, 17-52, 17-53, 17-59, 17-61 Key Concepts and Skills: Predict and propose

More information

MAHESH TUTORIALS I.C.S.E.

MAHESH TUTORIALS I.C.S.E. MAHESH TUTORIALS I.C.S.E. GRADE - X (2017-2018) Exam No. : MT/ICSE/SEMI PRELIM - I-SET -A 008 Sulphuric acid, Ammonia, Analytical Chemistry, Organic Chemistry HCl, Nitric acid, Metallurgy Chemistry SCIENCE

More information

Halo Alkanes and Halo Arenes

Halo Alkanes and Halo Arenes alo Alkanes and alo Arenes Short Answer Questions: **1. Write the isomers of the compound having formula C 4 9 Br? Sol. There are five isomers of C 4 9 Br. These are: 2-bromobutane is expected to exhibit

More information

Unit - 11 ALCOHOLS, PHENOLS AND ETHERS 1. Write IUPAC names of the following compounds : (ix) C 6 H 5 OC 3 H 7 (x) O Cl 2. Write the structures of the compounds whose names are given below : (i) 3, 5-dimethoxyhexane-1,

More information

3 free radical is most stable. Q.5. A + Cl 2 hv monochloro product To maximize the yield of monochloro product in the above reaction? Cl 2 must be add

3 free radical is most stable. Q.5. A + Cl 2 hv monochloro product To maximize the yield of monochloro product in the above reaction? Cl 2 must be add Q.1. I II III IV IV III II I I III II IV IV II III I I II III IV The decreasing order of the anti knocking value of octane number of the following is: (I) CH 4 (II) C 2 H 6 (III) C 3 H 8 (IV) C 4 H 10

More information

Chapter: Haloalkanes and Haloarenes

Chapter: Haloalkanes and Haloarenes Characteristics of halo compounds. Chapter: Haloalkanes and Haloarenes Question 1 Write the IUPAC name of the following compound:(ch 3 ) 3 CCH 2 Br The IUPAC name of the given structure is 2, 2-Dimethylbromopropane.

More information

Class XII - Chemistry Aldehydes, Ketones and Carboxylic Acid Chapter-wise Problems

Class XII - Chemistry Aldehydes, Ketones and Carboxylic Acid Chapter-wise Problems Class XII - Chemistry Aldehydes, Ketones and Carboxylic Acid Chapter-wise Problems I. Multiple Choice Questions (Type-I) 1. Addition of water to alkynes occurs in acidic medium and in the presence of Hg

More information

Loudon Chapter 23 Review: Amines Jacquie Richardson, CU Boulder Last updated 4/22/2018

Loudon Chapter 23 Review: Amines Jacquie Richardson, CU Boulder Last updated 4/22/2018 This chapter is about the chemistry of nitrogen. We ve seen it before in several places, but now we can look at several reactions that are specific to nitrogen. Amines can be subdivided based on how many

More information

Chemistry 2030, FS17, Dr. Rainer Glaser Introduction to Organic Chemistry

Chemistry 2030, FS17, Dr. Rainer Glaser Introduction to Organic Chemistry Chemistry 2030, FS17, Dr. Rainer Glaser Introduction to Organic Chemistry Examination #4 Aldehydes & Ketones, Carboxylic Acids & Carboxylic Acid Derivatives, Lipids & Detergents, and Amines. Handout: Tuesday,

More information