Test/GT-3/Set-P Mittal Sir

III-A/172 , Nehru Nagar Ghaziabad. Ph : 9811212090, 9868502091.

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GT-3

TEST-/12th & 12th Passed

Topic : ORGANIC CHEMISTRY

Date : 15Oct 2014

Max Marks : 100 Time : 55 minutes

Section - I

Rapid Fire - True or False (+1/-0.5)

This section contains 9questions. Each question has 2 choices True OR False for its answer, If correct than mark (T) if incorrect than mark (F).

O

  1. Boiling point  CH3 – C – CH3 < CH3 – CH2 – O – CH3 T F

Cl Cl

  1. Melting point  Cl < T F

Cl

  1. Dipole moment  CH3Cl < CH3F T F
  1. Reactivity towards SN1 CH3CH2Br < CH3CH2I T F
  1. Reactivity towards SN2  CH3 – CH – CH3 < CH3 – CH – CH3 T F

Br Cl

O O

  1. Reactivity towards hydrolysis  CH3 – CH2 – C – O – CH3 < CH3 – C – O – CH3 T F

CH3

  1. Reactivity towards HI  CH3CH2OH < CH3 – C – CH3T F

OH

  1. Basic nature CH3CH2NH2 < CH3NHCH3T F
  1. Reactivity towards nucleophile CHO T F

CH3CHO <

Section - II

Single Correct Answer Type(+3/0)

This section contains 17 multiple choice questions. Each question has 4 choices (a), (b), (c) and (d) for its answer, out of which ONLY ONE is correct.

  1. Correct order of reactivity towards alkaline hydrolysis is –

Cl Cl Cl Cl

NO2 NO2 OCH3

[I] [II] NO2 [III] [IV]

(a) IV < III < I < II (b) III < IV < I < II (c) IV < III < II < I(d) III < I < IV < II

  1. Total number of isomers possible for C8H10 having benzene ring are –

(a) 4(b) 5(c) 6(d) 7

  1. (I) R –2-Butanol(II) 2-Methyl-2-propanol

(III) S-2-Butanol(IV) R-2-Methyl-1-butanol

The correct order of boiling point is

(a) II < I = III < IV (b) II < I = IV < III (c) III = IV < I < II(d) I = III < II < IV

  1. Most stable carbanion among the following is

(a) CH3 – CH2(b) CH3 – CH – CH3(c) CH3 – C – CH3(d) CH3

CH3

  1. Among the following total number of compounds which is/are optically active

Cl Cl Cl

, , CH2 – CH – CH3 , gylcine

Cl

(a) 1(b) 2(c) 3(d) 4

  1. Total number of sterioisomers of the compound CH3 – CH = CH – CH(OH)CH3 is/are

(a) 2(b) 1(c) 3(d) 4

  1. Which of the following is insoluble in conc. NaOH

OH OCH3 CHO COOH

(a) (b)(c)(d)

  1. Which is most reactive towards SN2 reaction

(a) CH2 – CH2O CH3(b) CH3 – CH – CH2OCH3

Cl Cl

CH3 O

(c) CH3 – C – OCH3(d) CH3 – C – CH2

ClCl

  1. Total number of confirmations of type

H

R HWhere R  –H –CH –C2H5 –CHCH3C2H5

possible for the compound CH3 – CH2 – CH – CH2 – CH3

H H CH3

R(a) 1(b) 2(c) 3(d) 4

  1. C2H5 C2H5The relation between structure ‘A’ & ‘B’ is –

H OH H OH(a) Enantiomer(b) Diasteriomer

H Br CH3 H(c) Anomers(d) same

CH3 Br

(A) (B)

  1. Which of the following is a case of asymmetric synthesis –

(a) H.V.Z reaction of CH3CH2COOH

(b) Reaction of benzaldehyde with HCN to form cyanohydrin

(c) Reaction of 2-Butene with HBr

(d) All of these

  1. Among the following, which acid does not contain ‘COOH’ group

(a) Pyruvic acid(b) Adipic acid(c) Maleic acid (d) Picric acid

O

  1. Which of the following is least stable resonating structure of CH2 = CH – CH = CH – C – H

O O

(a) CH2 – CH – CH = CH – C – H(b) CH2 = CH – CH – CH – C – H

O O

(c) CH2 – CH = CH – CH = C – H(d) CH2 = CH – CH = CH – C – H

  1. CH3CH2NH2 and CH3CH2NHCH3 can be distinguished using

(a) CHCl3, KOH(b) Anh ZnCl2, Conc HCl

(c) Br2 in CCl4(d) AgNO2

  1. An alkene ‘A’ having molecular formula C10H12 on ozonolysis form two compound ‘B’ and ‘C’. Only compound ‘B’ reduces Fehling solution, although both reduces Tollen’s reagent. Compound ‘C’ on oxidation with alkaline KMnO4 followed by acidification form COOH

Alkene ‘A’ is –

(a) CH = CH – CH2 – CH3(b) CH2 – CH = CH – CH3 COOH

(c) CH3 CH = CH – CH3(d) CH3 CH2 – CH = CH2

  1. An organic compound ‘A’ having molecular formula C7H6O3 on acetylation form compound ‘B’ with molecular formula C9H8O4 which is a famous analgesic. Compound ‘A’ on decarboxylation form compound ‘C’ which is soluble in NaOH but insoluble in NaHCO3. Compound ‘A’ is –

OCOCH3 COOCH3 OH OH

(a) (b) (c) COOH(d)

COOH

  1. O

Compound ‘A’ & ‘B’ differ in

(A)(i) Molecular weight

CH3 (ii) Optical activity

(B)(iii) Functional group

(iv) Behaviour towards Lucas reagent

(a) (i) & (ii)(b) (i) & (iv)(c) (i), (ii) & (iii)(d) (i), (ii) & (iv)

Section - III

Multiple Correct Answer Type (+4/-1)

This section contains 5 multiple choice questions. Each question has 4 choices (a), (b), (c) and (d) for its answer, out of which ONE OR MORE THAN ONE is/are correct.

  1. Among P, Q, R and S the aromatic compound(s) is/are –

Cl

(a) P(b) Q

O

(c) R(d) S

O O

  1. An organic compound ‘A’ having molecular formula C8H8O reduces Tollen’s reagent but does not give red colour with Fehling solution.

The correct statement(s) possible for ‘A’ is/are

(a) On treatment with concentrated alkali ‘A’ will disproportionate

(b) ‘A’ will give effervescence of CO2 with NaHCO3 solution

(c) On oxidation with alkaline KMnO4 followed by acidification ‘A’ will form product with

molecular formula C8H8O4

(d) For nucleophilic reaction like cyanohydrin formation ‘A’ is less reactive than benzaldehyde

  1. In which case(s) the product is meso

Me Me Me

(a) (b)

Me

Et Me Et

(c)(d)

Me

  1. In which case(s) the product is racemic mixture

Me Et

(a) H CH2Br (b) Me Br

H Me

Et Et

(c) O(d) Et O

Me

OH Me C – H

H

  1. The correct choice(s) among the following is/are –

(a) Ortho nitrophenol and para nitrophenol can be separated by steam distillation

(b) When aniline is nitrated the yield of meta product is greater than ortho product

(c) CN– is an anbident nucleophile

(d) Nucleophilicity I– < Br– < Cl–

Section - IV

Integer type (+4/0)

This section contains 5 questions. The answer to each of the questions is a single digit integer, ranging from 0 to 9. The appropriate bubbles below the respective question numbers in the ORS have to be darkened. For example, if the correct answer to question numbers X, Y, Z and W (say) are 6, 0, 9 and 2, respectively, then the correct darkening of bubbles will look like the following :

  1. Me

Me

MeTotal number of hyperconjugates possible –

  1. O O

P

O OTotal number of hydrogen atoms in product ‘P’ is/are

  1. Total number of isomers possible for molecular formula C5H12.
  1. Total number of hydrogens present in organic product ‘P’

CH3CHO A P

  1. Total number of cyclic structural as well sterioisomers possible for the molecular formula C5H10

III-A/172 , Nehru Nagar Ghaziabad. Ph : 9811212090, 9868502091.

email : , website : GT-3

TEST - 12th & 12th Passed

Topic : ORGANIC CHEMISTRY

Date : 15 OCT 2014

Max Marks : 100 Time : 55 minutes

Note : Write your name and roll no. above in box before filling the answers.

Section – ISection – II

(Rapid Fire / True or False (+1/-0.5)(Straight Objective Type +3/0)

True False A B C D A B C D

1.10.19.

2.11.20.

3.12.21.

4.13.22.

5.14.23.

6.15.24.

7.16.25.

8.17.26.

9.18.

Section – IIISection - IV

(Multiple Correct answer Type +4/-1) (Integer Type +4/0)

A B C D 0 1 2 3 4 5 6 7 8 9

27.32.

28.33.

29.34.

30.35.

31. 36.

BMC CLASSES Page No -1

III-A/172, Nehru Nagar Ghaziabad. Ph : 9811212090, 9868502091