CET 06 CET-05 CHEMISTRY:-Slutins:. Ans: (). Ans: () During charging lead strage battery. At the ande: PbSO 4 + e Pb + SO 4. Ans: (4) When adenine (Purine base) cmbines with ribse sugar Adensine is frmed. It is a nucleside. 4. Ans: () 5. Ans: () Accrding t ( n + l ) Rule P (n + l ) = + = 5 > Q (n + l) = + 0 = 6. Ans: () O + strnger xidizing agent than H O 7. Ans: (4) 8. Ans: () P 4 (white) + NaOH (aq) + H O (l) PH + NaH PO.. P H is a weaker base than NH. 9. Ans: (4) In B.C.C., r = 4 a r = 4.9.857 A 4 0. Ans: () Mlarity f urea slutin = 0.060 0.0M 60 Byju s Classes 6.5 lakh + likes n. India s mst liked Educatinal Cmpany Cntact: 99000400
CET 06. Ans: () t Number f half lives = 00 / Fr half lives = hur = 60 min half life = 0 min. Ans: () t 50 / t 5 /.5 =. In NaCl, Cl has small charge and hence NaCl is required in mre quantity. Accrding t Hardy Schulze rule.. Ans: () 4. Ans: () MaBCD Square planar cmplex shw gemetrical ismers. 5. Ans: (4) Gd + - [Xe] 4f 7 5d 6. Ans: () 7. Ans: (4) During S N mechanism racemisatin take place. 8. Ans: () Methanic acid is an example fr bifunctinal cmpund, cntain CHO grup hence it reduce Tllen s reagent t shining silver mirrr. 9. Ans: () O (g) + H O (l) + 4 e 4 O H (aq) 0. Ans: () lg x m v/s lg P is lg k n lg P is lgarithm frm f Freundlich equatin. Hence a graph f a straight line with slpe. Ans: () FeSO 4. [NH 4 ] SO 4 Fe + + SO 4 - + NH 4 + SO 4 - and intercept lg k. n. Ans: (4) Glycgen chains are much shrter, branching take place between 0 4 glucse units.. Ans: () Mlecular frmula C 5 H 8 CH CH CH CH CH - Pentyne CH CH C C CH Pentyne lg x m Byju s Classes 6.5 lakh + likes n. India s mst liked Educatinal Cmpany Cntact: 99000400
CET 06 4. Ans: () NaCl Na + + Cl Vant Haff factr (i) = T f = I m k f, T f value is lwest fr 0.0 M NaCl, hence highest freezing pint. 5. Ans: () t / = 0 min 0.69 0min 0min t/ = 0.069 M 6 M M 0 Rate = k [A] Rate = 0.069 M min - 6. Ans: () Ba (NO ) + H SO 4 (dill) BaSO 4 (S) + H + NO (aq) 7. Ans: () KMnO 4 K MnO 4 + MnO + O 8. Ans: () 9. Ans: () 0. Ans: () Essential amin acid Leucine, Isleucine, Lysine.. Ans: (4) NaCIO 4 Na + + CIO 4 CIO 4 + H + HCIO 4 Perchlric acid is the strngest acid hence lwest ph.. Ans: () 4 th inizatin ptential is very high. After remval electrn it attains stability. Hence it is a trivalent element. Byju s Classes 6.5 lakh + likes n. India s mst liked Educatinal Cmpany Cntact: 99000400
CET 06. Ans: (4) 0.44 40 Percentage f C = 00 40. 44 0.0 0.8 Percentage f H 00 6.66 8 0.0 Percentage f O = 00 = (% C + % H) = 00 (40 + 6.66) = 5.4% 5.4 =. 6 E.F = CH O = M.F = n E.F 60 n = 0 M.F. = CH O = C H 4 O 4. Ans: () CHCONHCH is an example fr secndary amide. Hffmann brmamide reactin is answered by primary amide. 5. Ans: () 6. Ans: () H O H O O e F O 0 5 96500.90 C 7. Ans: () As the rate decreases t 0.5 f initial rate, the decfeasing rate is by 4 times f the initial rate 8. Ans: () Macr mlecular cllids is an example fr lyphilic cllids. 9. Ans: () 6 C d lw spin Δ 4 (-0.4) ( 0.6) - 0.4 Δ CS - d lw spin Δ 4 (-0.4) -. Δ 40. Ans: () CH CI < CH Br < CH Br < CH Br 4. Ans: () Idfrm reactin requires a H grup, which is nt present in Prpan l, even after xidatin. Byju s Classes 6.5 lakh + likes n. India s mst liked Educatinal Cmpany Cntact: 99000400
CET 06 4. Ans: () 4. Ans: () NaAlF6 is used in the electrlysis fr bth lwering the melting pint and increase the cnductivity alumina. 44. Ans: () XeO has sp hybridisatin with ne lne pair electrn. Hence, it has pyramidal gemetry 45. Ans: () T f = K f m 0.86 =.86 m m = 0. T b = K b m 0.5 0. = 0.05 46. Ans: () Mlecular vcelcity increas with temperature as V > V T must be greater than T 47. Ans: () NaHCO + NaOH Na CO + H O Hence they cannt exist tgether 48. Ans:() 6.0 0.80?.80 0.96 6.0 0 49. Ans:() O has5 electrns and O - has7 electrns, bth f 50. Ans:() Prntsil is cnverted t sulphanilamide in the bdy 5. Ans:(Grace) S SO SO O SO S O SO Frm Hess's law, H z y - x z y - x...() H...() H...() H H H - - x - kj y kj z kj them are paramagnetic Byju s Classes 6.5 lakh + likes n. India s mst liked Educatinal Cmpany Cntact: 99000400
CET 06 5. Ans:() m-cresl has electrn releasing grup (CH ). Hence it decreases the acidic strength. Bth nitr and chlr are having I effect. Hence, they shw higher acidic strength. But nitr is a strnger I grup than chlr grup. Hence m-nitr phenl is mre acidic than m-chlrphenl 5. Ans:(4) 54. Ans:() CH COOH + Ca(OH) (CH COO) Ca + H O (CH COO) Ca CH COCH + CaCO 55. Ans: () BF is a weaker lewis acid than ther Brn halides due t strng pπ pπ back bnding in BF. 56. Ans: () Tulene has lwest bnd dissciatin energy as the C H prtns are invlved are invlved in Hyper cnjugatin. 57. Ans: () In HCl, the dissciatin H S is suppressed. Hence it will have lwer cncentratin f S - ins, which results in the precipatatin f thse sulphides having very lw slubility prduct. 58. Ans: (4) In BF, the hybridizatin is sp, while in B F 4, the hybridizatin is sp 59. Ans: (4) Sftening f water by Clark s prcess uses Ca(OH). 60. Ans: (4) C NaH + B H 6 H O 5 NaBH 4 Byju s Classes 6.5 lakh + likes n. India s mst liked Educatinal Cmpany Cntact: 99000400