JEE Advanced 2017 Paper 1 Offline | Aldehydes, Ketones and Carboxylic Acids Question 28 | Chemistry

1

JEE Advanced 2017 Paper 1 Offline

MCQ (Single Correct Answer)

+3

-1

Columns 1, 2 and 3 contain starting materials, reaction conditions, and type of reactions, respectively.

	Column 1		Column 2		Column 3
(I)	Toluene	(i)	NaOH/Br₂	(P)	Condensation
(II)	Acetophenone	(ii)	Br₂/hv	(Q)	Carboxylation
(III)	Benzaldehyde	(iii)	(CH₃CO)₂O/ CH₃COOK	(R)	Substitution
(IV)	Phenol	(iv)	NaOH/CO₂	(S)	Haloform

For the synthesis of benzoic acid, the only CORRECT combination is

A

(II) (i) (S)

B

(IV) (ii) (P)

C

(I) (iv) (Q)

D

(III) (iv) (R)

2

JEE Advanced 2017 Paper 1 Offline

MCQ (Single Correct Answer)

+3

-1

Columns 1, 2 and 3 contain starting materials, reaction conditions, and type of reactions, respectively.

	Column 1		Column 2		Column 3
(I)	Toluene	(i)	NaOH/Br₂	(P)	Condensation
(II)	Acetophenone	(ii)	Br₂/hv	(Q)	Carboxylation
(III)	Benzaldehyde	(iii)	(CH₃CO)₂O/ CH₃COOK	(R)	Substitution
(IV)	Phenol	(iv)	NaOH/CO₂	(S)	Haloform

The only CORRECT combination in which the reaction proceeds through radical mechanism is :

A

(III) (ii) (P)

B

(IV) (i) (Q)

C

(II) (iii) (R)

D

(I) (ii) (R)

3

JEE Advanced 2017 Paper 1 Offline

MCQ (Single Correct Answer)

+3

-1

Columns 1, 2 and 3 contain starting materials, reaction conditions, and type of reactions, respectively.

	Column 1		Column 2		Column 3
(I)	Toluene	(i)	NaOH/Br₂	(P)	Condensation
(II)	Acetophenone	(ii)	Br₂/hv	(Q)	Carboxylation
(III)	Benzaldehyde	(iii)	(CH₃CO)₂O/ CH₃COOK	(R)	Substitution
(IV)	Phenol	(iv)	NaOH/CO₂	(S)	Haloform

The only CORRECT combination that gives two different carboxylic acids is :

A

(II) (iv) (R)

B

(IV) (iii) (Q)

C

(III) (iii) (P)

D

(I) (i) (S)

4

JEE Advanced 2016 Paper 2 Offline

MCQ (Single Correct Answer)

+3

-1

The correct order of acidity for the following compounds is

JEE Advanced 2016 Paper 2 Offline Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 45 English

A

I > II > III > IV

B

III > I > II > IV

C

III > IV > II > I

D

I > III > IV > II