Question 1: Palette 1/26

JEE Advanced 2025 MCQ

The correct reaction/reaction sequence that would produce a dicarboxylic acid as the major product is :

A

B

C

D

Question 2: Palette 2/26

JEE Advanced 2025 MSQ

For the reaction sequence given below, the correct statement(s) is(are)

A

P is optically active.

B

S gives Bayer’s test

C

Q gives effervescence with aq. NaHCO₃.

D

R is an alkyne.

Question 3: Palette 3/26

JEE Advanced 2024 MSQ

Reaction of iso-propylbenzene with $\mathrm{O}_2$ followed by the treatment with $\mathrm{H}_3 \mathrm{O}^{+}$forms phenol and a by-product $\mathbf{P}$. Reaction of $\mathbf{P}$ with 3 equivalents of $\mathrm{Cl}_2$ gives compound $\mathbf{Q}$. Treatment of $\mathbf{Q}$ with $\mathrm{Ca}(\mathrm{OH})_2$ produces compound $\mathbf{R}$ and calcium salt $\mathbf{S}$.

The correct statement(s) regarding $\mathbf{P}, \mathbf{Q}, \mathbf{R}$ and $\mathbf{S}$ is(are)

A

Reaction of $\mathbf{P}$ with $\mathbf{R}$ in the presence of $\mathrm{KOH}$ followed by acidification gives

B

Reaction of $\mathbf{R}$ with $\mathrm{O}_2$ in the presence of light gives phosgene gas

C

$\mathbf{Q}$ reacts with aqueous $\mathrm{NaOH}$ to produce $\mathrm{Cl}_3 \mathrm{CCH}_2 \mathrm{OH}$ and $\mathrm{Cl}_3 \mathrm{CCOONa}$

D

$\mathbf{S}$ on heating gives $\mathbf{P}$

Question 4: Palette 4/26

JEE Advanced 2023 MCQ

In the given reaction scheme, $\mathbf{P}$ is a phenyl alkyl ether, $\mathbf{Q}$ is an aromatic compound; $\mathbf{R}$ and $\mathbf{S}$ are the major products.


The correct statement about $\mathbf{S}$ is :

A

It primarily inhibits noradrenaline degrading enzymes.

B

It inhibits the synthesis of prostaglandin.

C

It is a narcotic drug.

D

It is ortho-acetylbenzoic acid.

Question 5: Palette 5/26

JEE Advanced 2023 MCQ

Consider the following reaction scheme and choose the correct option(s) for the major products $\mathbf{Q}$, $\mathbf{R}$ and $\mathbf{S}$.

A

B

C

D

Question 6: Palette 6/26

JEE Advanced 2018 MCQ

LIST-I contains reactions and LIST-II contains major products.



Match the reaction in LIST-I with one or more products in LIST-II and choose the correct option.

A

$P - 1,5;Q - 2;R - 3;S - 4$

B

$P - 1,4;Q - 2;R - 4;S - 3$

C

$P - 1,4;Q - 1,2;R - 3,4;S - 4$

D

$P - 4,5;Q - 4;R - 4;S - 3,4$

Question 7: Palette 7/26

JEE Advanced 2018 MCQ

In the following reaction sequence, the correct structure(s) of $X$ is (are)

A

B

C

D

Question 8: Palette 8/26

JEE Advanced 2014 MCQ

For the identification of $\beta$-naphthol using dye test, it is necessary to use

A

dichloromethane solution of $\beta$-naphthol.

B

acidic solution of $\beta$-naphthol.

C

neutral solution of $\beta$-naphthol.

D

alkaline solution of $\beta$-naphthol.

Question 9: Palette 9/26

JEE Advanced 2014 MCQ

The acidic hydrolysis of ether (X) shown below is fastest when

A

one phenyl group is replaced by a methyl group.

B

one phenyl group is replaced by a para-methoxyphenyl group.

C

two phenyl groups are replaced by two para-methoxyphenyl groups.

D

no structural change is made to X.

Question 10: Palette 10/26

JEE Advanced 2014 MSQ

The reactivity of compound Z with different halogens under appropriate conditions is given below


The observed pattern of electrophilic substitution can be explained by

A

the steric effect on the halogen

B

the steric effect of the tert-butyl group

C

the electronic effect of the phenolic group

D

the electronic effect of the tert-butyl group

Question 11: Palette 11/26

JEE Advanced 2013 MCQ

Match the chemical conversions in List I with the appropriate reagents in List II and select the correct answer using the code given below the lists :

A

P-2, Q-3, R-1, S-4

B

P-3, Q-2, R-1, S-4

C

P-2, Q-3, R-4, S-1

D

P-3, Q-2, R-4, S-1

Question 12: Palette 12/26

JEE Advanced 2013 MCQ

The compound that does NOT liberate CO₂, on treatment with aqueous sodium bicarbonate solution, is

A

Benzoic acid

B

Benzenesulphonic acid

C

Salicylic acid

D

Carbolic acid (Phenol)

Question 13: Palette 13/26

JEE Advanced 2013 MSQ

In the following reaction, the product/products formed is/are

A

P (major)

B

Q (minor)

C

R (minor)

D

S (major)

Question 14: Palette 14/26

JEE Advanced 2013 MCQ

The major product(s) of the following reaction is(are)

A

P

B

Q

C

R

D

S

Question 15: Palette 15/26

JEE Advanced 2011 MCQ

Match the reactions in Column I with appropriate types of steps/reactive intermediate involved in these reactions as given in Column II :

	Column I		Column II
(A)		(P)	Nucleophilic substitution
(B)		(Q)	Electrophilic substitution
(C)		(R)	Dehydration
(D)		(S)	Nucleophilic
		(T)	Carbanion

A

(A) $\to$ (R), (S), (T); (B) $\to$ (P); (C) $\to$ (R), (S); (D) $\to$ (Q)

B

(A) $\to$ (R), (S), (T); (B) $\to$ (P), (S); (C) $\to$ (R), (S); (D) $\to$ (Q), (R)

C

(A) $\to$ (R), (S), (T); (B) $\to$ (P), (S); (C) $\to$ (R); (D) $\to$ (Q), (R)

D

(A) $\to$ (R), (S), (T); (B) $\to$ (P), (S); (C) $\to$ (R), (S); (D) $\to$ (Q)

Question 16: Palette 16/26

JEE Advanced 2010 MCQ

The compounds $\mathbf{P}, \mathbf{Q}$ and $\mathbf{S}$ were separately subjected to nitration using $\mathrm{HNO}_3 / \mathrm{H}_2 \mathrm{SO}_4$ mixture. The major product formed in each case respectively, is :

A

B

C

D

Question 17: Palette 17/26

JEE Advanced 2010 MCQ

In the reaction

the products are :

A

B

C

D

Question 18: Palette 18/26

JEE Advanced 2010 MSQ

In the reaction

The intermediate(s) is(are)

A

B

C

D

Question 19: Palette 19/26

JEE Advanced 2008 MCQ

Compound H is formed by the reaction of

A

B

C

D

Question 20: Palette 20/26

JEE Advanced 2008 MCQ

The structure of compound I is :

A

B

C

D

Question 21: Palette 21/26

JEE Advanced 2008 MCQ

The structures of compound J, K and L, respectively, are:

A

PhCOCH$_3$, PhCH$_2$COCH$_3$ and PHCH$_2$COO$^-$K$^+$.

B

PhCHO, PhCH$_2$CHO and PhCOO$^-$K$^+$

C

PhCOCH$_3$, PhCH$_2$CHO and CH$_3$COO$^-$K$^+$

D

PhCHO, PhCOCH$_3$ and PhCOO$^-$K$^+$

Question 22: Palette 22/26

JEE Advanced 2007 MCQ

Which one of the following reagents is used in the above reaction?

A

aq. $\mathrm{NaOH}+\mathrm{CH}_{3} \mathrm{Cl}$

B

aq. $\mathrm{NaOH}+\mathrm{CH}_{2} \mathrm{Cl}_{2}$

C

aq. $\mathrm{NaOH}+\mathrm{CHCl}_{3}$

D

aq. $\mathrm{NaOH}+\mathrm{CCl}_{4}$

Question 23: Palette 23/26

JEE Advanced 2007 MCQ

The electrophile in this reaction is :

A

$:\mathrm{CHCl}$

B

${ }^{+} \mathrm{CHCl}_{2}$

C

$:\mathrm{CCl}_{2}$

D

$.\mathrm{CCl}_{3}$

Question 24: Palette 24/26

JEE Advanced 2007 MCQ

The structure of the intermediate I is

A

B

C

D

Question 25: Palette 25/26

JEE Advanced 2006 MCQ

When benzene sulphonic acid and $p$-nitrophenol are treated with $\mathrm{NaHCO}_3$, the gases released respectively are

A

$\mathrm{SO}_2, \mathrm{NO}_2$

B

$\mathrm{SO}_2, \mathrm{NO}$

C

$\mathrm{SO}_2, \mathrm{CO}_2$

D

$\mathrm{CO}_2, \mathrm{CO}_2$

Question 26: Palette 26/26

JEE Advanced 2006 MCQ

(I) 1,2-Dihydroxybenzene

(II) 1,3-Dihydroxybenzene

(III) 1,4-Dihydroxybenzene

(IV) Hydroxy benzene

The increasing order of boiling points of the above mentioned alcohols is

A

I $<$ II $<$ III $<$ IV

B

I $<$ II $<$ IV $<$ III

C

IV $<$ I $<$ II $<$ III

D

IV $<$ II $<$ I $<$ III