Name Period CRHS Academic Chemistry Unit 6 - Nomenclature Practice Problems Due Date Assignment On-Time (100) Late (70) 6.1 6.2 6.3 6.4 6.5 6.6 Warm-Up EC Notes, Homework, Exam Reviews and Their KEYS located on CRHS Academic Chemistry Website: https://cincochem.pbworks.com
Page 2 of 16 WARM-UPS Unit 6 HW #1 #6 #2 #7 #3 #8 #4 #9 #5 #10
Unit 6 HW Page 3 of 16 6.1 INTRODUCTION TO BONDING 1. Chemical is a set of used to generate systematic for chemical compounds. 2. Fill in the missing information in each of the cells of the table Element Group Number? Metal or Nonmetal? Group Name? Oxidation Number? Gain or Lose Electrons? How Many Electrons Gained or Lost? Rb 1 Metal Alkali Metal +1 Lose 1 Al O I Sr Be S N Br F Ne Xe Ra P Ar Na Ca Ba
Page 4 of 16 Unit 6 HW 6.2 NAMING AND WRITING FORMULAS OF IONIC COMPOUNDS - GROUP 1-3 METALS Name the Ionic compound 1. SrCl 2 2. MgI 2 3. Li 2O 4. CaBr 2 5. MgS 6. Al 2O 3 7. BCl 3 8. CaO 9. Al 2S 3 Fill in the table Chemical Name Elements Charge of Ions Formula Barium nitride Ba & N Ba +2 N 3 Ba 3N 2 Magnesium sulfide Aluminum oxide Sodium iodide Lithium sulfide Radium chloride Calcium oxide Potassium nitride
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Page 6 of 16 Unit 6 HW HW 6.3 NAMING AND WRITING FORMULAS OF IONIC COMPOUNDS - POLYATOMIC IONS Indicate the type of compound then name the compound! Ionic (I) or Polyatomic Ion(P) 1. Na 2SO 4 2. Ca 3(PO 4) 2 3. KMnO 4 4. K 2S 5. NaI 6. Rb 2N 3 7. K 2CO 3 8. Cs 2SO 4 9. Ba(NO 3) 2 10. LiC 2H 3O 2 11. Ca 3P 2 12. Li 2CrO 4 13. KCN Indicate the type of compound then write the formula! Ionic(I), or Polyatomic Ion(P) 1. potassium permanganate 2. calcium hydroxide 3. sodium fluoride 4. sodium perchlorate
Unit 6 HW Page 7 of 16 5. ammonium hydroxide 6. calcium carbonate 7. lithium nitride 8. calcium chlorate 9. barium sulfide 10. ammonium sulfate 11. sodium sulfite 12. ammonium chromate 13. potassium chromate
Page 8 of 16 Unit 6 HW HW 6.4 NAMING AND WRITING FORMULAS OF IONIC COMPOUNDS TRANSITION METALS Indicate the type of compound then name the compound! Ionic (I), Polyatomic(P) or Transition Metal (T) 1. NiF 2 2. Cu 2O 3. FeI 2 4. CuBr 2 5. FeSO 4 6. SnS 2 7. Na 2S 8. CrSe 9. MgBr 2 10. MnO 11. Mn 2Se 3 12. Na 2SO 3 13. AuI 14. PbO 15. KC 2H 3O 2 16. CoCl 3
Unit 6 HW Page 9 of 16 17. Fill in the table! Compound Name Ions Formed Formula iron (III) chloride Fe +3 & Cl 1 FeCl 3 tin (IV) fluoride chromium (III) oxide manganese (II) sulfide copper (II) nitride lead (II) oxide lead (IV) oxide titanium (III) chloride tin (II) sulfide iron (III) selenide Indicate the type of compound then write the formula! Ionic(I), Polyatomic (P), Transition(T) 27. copper (II) fluoride 28. sulfurous acid 29. dinitrogen pentoxide 30. barium chloride 31. hydronitric acid 32. lithium perchlorate 33. phosphorus trihydride 34. chromium (III) oxide 35. sodium peroxide
Page 10 of 16 Unit 6 HW HW 6.5 NAMING AND WRITING FORMULAS OF ACIDS Indicate the type of compound then name the compound! Ionic(I) Polyatomic(P) Transition(T) Acid(A) 1. HCl 2. CaCl 2 3. HgS 4. HI 5. H 2Se 6. H 2S 7. HF 8. HMnO 4 9. Li 2O 10. H 2CO 3 11. H 2SO 3 12. Ba(NO 2) 2 13. HClO 4 14. H 2C 2O 7 15. PdO 2 16. AlPO 4
Indicate the type of compound then write the formula Ionic(I) Polyatomic(P) Transition(T) Acid(A) 17. hydronitric acid Unit 6 HW Page 11 of 16 18. dichromic acid 19. nitrous acid 20. barium sulfate 21. manganese (II) nitrate 22. sulfuric acid 23. hydrobromic acid 24. chloric acid 25. phosphorous acid 26. rubidum nitride 27. nitric acid 28. hydroselenic acid 29. hypochlorous acid 30. chromic acid 31. nickel(iv)sulfite 32. potassium selenide
Page 12 of 16 Unit 6 HW HW 6.6 NAMING AND WRITING FORMULAS OF COVALENT COMPOUNDS Fill in the table of numerical prefixes =1 =2 =3 =4 =5 =6 =7 =8 =9 =10 Name the following covalent compounds using the appropriate prefixes. 1. SO 2 2. S 3F 7 3. N 2O 5 4. SiCl 4 5. AsH 3 6. H 2O 7. SO 3 Write the formula of the given covalent compound. 8. nitrogen triiodide 9. silicon tetrafluoride 10. arsenic pentafluoride 11. xenon hexafluoride 12. triiodine nonafluoride 13. sulfur trioxide
Unit 6 HW Page 13 of 16 14. diiodine pentoxide 15. dinitrogen tetroxide Indicate the type of compound then write the name Ionic(I) Polyatomic(P) Transition(T) Acid(A) Covalent(C) 1. Li 2O 2. N 2O 5 3. HBr 4. Co 2SO 3 5. Ba(NO 2) 2 6. HClO 4 7. H 2C 2O 7 8. NiO 2 Indicate the type of compound then write the formula Ionic(I) Polyatomic(P) Transition(T) Acid(A) Covalent(C) 9. trinitrogen pentasulfide 10. hydrochloric acid 11. zirconium(iii)bromide 12. strontium chromate 13. cesium nitride 14. chloric acid 15. nitrous acid
Page 14 of 16 Unit 6 HW EXTRA CREDIT Across 3. What polyatomic ion is this: SO 3 2 4. Ba 2N 3 = barium 6. What element is this: Rn 8. prefix for 9 12. prefix for 7 13. CuSO 4 = Copper (II) 15. prefix for 4 16. N 2O 5 = pentoxide 17. Group 13 has valence electrons 18. HNO 3 = acid 20. To the left of the zig-zag line Down 1. What element is this: Mn 2. The name of Group 17 5. What element is this: W 7. Group 1 Metals 9. This value is equal to oxidation # 10. What polyatomic ion is this: CrO 4 2 11. SrCl 2 = chloride 14. Transition metal compounds use the system 19. What kind of compound: KCl
Unit 6 HW Page 15 of 16 Prefixes for Covalent Compounds Mono = 1 Di = 2 Tri = 3 Tetra = 4 Penta = 5 Hexa = 6 Hepta = 7 Octa = 8 Nona = 9 Deca = 10 Common Polyatomic Ions List 20 Name Common Polyatomic Ions Ion Name Ion acetate C 2H 3O 2 or CH 3COO hypochlorite ClO ammonium + NH 4 nitrate NO 3 carbonate 2 CO 3 nitrite NO 2 chlorate ClO 3 perchlorate ClO 4 chlorite ClO 2 permanganate MnO 4 chromate 2 CrO 4 phosphate 3 PO 4 cyanide CN phosphite 3 PO 3 dichromate Cr 2O 2 7 silicate 2 SiO 3 hydrogen carbonate HCO 3 sulfate 2 SO 4 hydroxide OH sulfite 2 SO 3 Roman Numerals for Transition Metals 1-6 1 = I 2 = II 3 = III 4 = IV 5 = V 6 = VI
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