Question 1: Palette 1/31

JEE Advanced 2026 MSQ

In the following reaction sequence, P, Q, S and T are the major products.

The correct statement(s) about P, Q, S and T is(are) :

A

Q on treatment with ethanol generates an aromatic aldehyde.

B

S gives positive phthalein dye test.

C

P is a dinitro compound.

D

T is a coloured compound.

Question 2: Palette 2/31

JEE Advanced 2025 MSQ

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

A

Both X and Y are oxygen containing compounds.

B

Y on heating with CHCl$_3$/KOH forms isocyanide.

C

Z reacts with Hinsberg’s reagent.

D

Z is an aromatic primary amine.

Question 3: Palette 3/31

JEE Advanced 2025 MCQ

The major products obtained from the reactions in List-II are the reactants for the named reactions mentioned in List-I. Match each entry in List-I with the appropriate entry in List-II and choose the correct option.

List–I	List–II
(P) Stephen reaction	(1) $ \text { Toluene } \xrightarrow{\begin{array}{l} \text { (i) } \mathrm{CrO}_2 \mathrm{Cl}_2 / \mathrm{CS}_2 \\ \text { (ii) } \mathrm{H}_3 \mathrm{O}^{+} \end{array}} $
(Q) Sandmeyer reaction	(2) $ \text { Benzoic acid } \xrightarrow{\substack{\text { (i) } \mathrm{PCl}_5 \\ \text { (ii) } \mathrm{NH}_3 \\ \text { (iii) } \mathrm{P}_4 \mathrm{O}_{10}, \Delta}} $
(R) Hoffmann bromamide degradation reaction	(3) $ \text { Nitrobenzene } \xrightarrow{\begin{array}{l} \text { (i) } \mathrm{Fe}, \mathrm{HCl} \\ \text { (ii) } \mathrm{HCl}, \mathrm{NaNO}_2 \\ (273-278 \mathrm{~K}), \mathrm{H}_2 \mathrm{O} \end{array}} $
(S) Cannizzaro reaction	(4) $ \text { Toluene } \xrightarrow{\begin{array}{ll} \text { (i) } \mathrm{Cl}_2 / \mathrm{h\nu}, \mathrm{H}_2 \mathrm{O} \\ \text { (ii) Tollen's reagent } \\ \text { (iii) } \mathrm{SO}_2 \mathrm{Cl}_2 \\ \text { (iv) } \mathrm{NH}_3 \end{array}} $
	(5) $ \text { Aniline } \xrightarrow{\begin{array}{l} \text { (i) }\left(\mathrm{CH}_3 \mathrm{CO}\right)_2 \mathrm{O}, \text { Pyridine } \\ \text { (ii) } \mathrm{HNO}_3, \mathrm{H}_2 \mathrm{SO}_4, 288 \mathrm{~K} \\ \text { (iii) aq. } \mathrm{NaOH} \end{array}} $

A

P → 2; Q → 4; R → 1; S → 3

B

P → 2; Q → 3; R → 4; S → 1

C

P → 5; Q → 3; R → 4; S → 2

D

P → 5; Q → 4; R → 2; S → 1

Question 4: Palette 4/31

JEE Advanced 2024 MSQ

The option(s) with correct sequence of reagents for the conversion of $\mathbf{P}$ to $\mathbf{Q}$ is(are)

A

i) Lindlar's catalyst, $\mathrm{H}_2$;

ii) $\mathrm{SnCl}_2 / \mathrm{HCl}$;

iii) $\mathrm{NaBH}_4$;

iv) $\mathrm{H}_3 \mathrm{O}^{+}$

B

i) Lindlar's catalyst, $\mathrm{H}_2$;

ii) $\mathrm{H}_3 \mathrm{O}^{+}$;

iii) $\mathrm{SnCl}_2 / \mathrm{HCl}$;

iv) $\mathrm{NaBH}_4$

C

i) $\mathrm{NaBH}_4$;

ii) $\mathrm{SnCl}_2 / \mathrm{HCl}$;

iii) $\mathrm{H}_3 \mathrm{O}^{+}$;

iv) Lindlar's catalyst, $\mathrm{H}_2$

D

i) Lindlar's catalyst, $\mathrm{H}_2$;

ii) $\mathrm{NaBH}_4$;

iii) $\mathrm{SnCl}_2 / \mathrm{HCl}$;

iv) $\mathrm{H}_3 \mathrm{O}^{+}$

Question 5: Palette 5/31

JEE Advanced 2024 MCQ

List-I contains various reaction sequences and List-II contains different phenolic compounds. Match each entry in List-I with the appropriate entry in List-II and choose the correct option.

List-I	List-II

A

P-2, Q-3, R-4, S-5

B

P-2, Q-3, R-5, S-1

C

P-3, Q-5, R-4, S-1

D

P-3, Q-2, R-5, S-4

Question 6: Palette 6/31

JEE Advanced 2022 MSQ

Considering the following reaction sequence,

the correct option(s) is(are)

A

$\mathbf{P}=\mathrm{H}_{2} / \mathrm{Pd}$, ethanol     $\mathbf{R}=\mathrm{NaNO}_{2} / \mathrm{HCl}$      

$\mathbf{U}=1 . \mathrm{H}_{3} \mathrm{PO}_{2}$
         2. $\mathrm{KMnO}_{4}-\mathrm{KOH}$, heat

B

C

D

Question 7: Palette 7/31

JEE Advanced 2022 MCQ

Match the compounds in LIST-I with the observations in LIST-II, and choose the correct option.

List-I	List-II
(I) Aniline	(P) Sodium fusion extract of the compound on boiling with $\mathrm{FeSO}_{4}$, followed by acidification with conc. $\mathrm{H}_{2} \mathrm{SO}_{4}$, gives Prussian blue color.
(II) $o$-Cresol	(Q) Sodium fusion extract of the compound on treatment with sodium nitroprusside gives blood red color.
(III) Cysteine	(R) Addition of the compound to a saturated solution of $\mathrm{NaHCO}_{3}$ results in effervescence.
(IV) Caprolactam	(S) The compound reacts with bromine water to give a white precipitate.
	(T) Treating the compound with neutral $\mathrm{FeCl}_{3}$ solution produces violet color.

A

$\mathrm{I} \rightarrow \mathrm{P}, \mathrm{Q}$; II $\rightarrow \mathrm{S} ; \mathrm{III} \rightarrow \mathrm{Q}, \mathrm{R}$; IV $\rightarrow \mathrm{P}$

B

$\mathrm{I} \rightarrow \mathrm{P}$; II $\rightarrow \mathrm{R}$, $\mathrm{S}$; III $\rightarrow \mathrm{R}$; $\mathrm{IV} \rightarrow \mathrm{Q}, \mathrm{S}$

C

$\mathrm{I} \rightarrow \mathrm{Q}, \mathrm{S}$; II $\rightarrow \mathrm{P}, \mathrm{T}$; III $\rightarrow \mathrm{P}$; IV $\rightarrow \mathrm{S}$

D

$\mathrm{I} \rightarrow \mathrm{P}$, S; II $\rightarrow \mathrm{T}$; III $\rightarrow \mathrm{Q}, \mathrm{R}$; $\mathrm{IV} \rightarrow \mathrm{P}$

Question 8: Palette 8/31

JEE Advanced 2021 MSQ

The reaction sequence(s) that would lead to o-xylene as the major product is(are)

A

B

C

D

Question 9: Palette 9/31

JEE Advanced 2021 MSQ

Correct option(s) for the following sequence of reactions is(are)

A

Q = KNO₂, W = LiAlH₄

B

R = benzenamine, V = KCN

C

Q = AgNO₂, R = phenylmethanamine

D

W = LiAlH₄, V = AgCN

Question 10: Palette 10/31

JEE Advanced 2021 MSQ

The reaction of Q with PhSNa yields an organic compound (major product) that gives positive Carius test on treatment with Na₂O₂ followed by addition of BaCl₂. The correct option(s) for Q is (are)

A

B

C

D

Question 11: Palette 11/31

JEE Advanced 2018 MCQ

Aniline reacts with mixed acid (conc. $HN{O_3}$ and conc. ${H_2}S{O_4}$) at $288$ $K$ to give P $\left( {51\% } \right),$ Q $\left( {47\% } \right)$ and R $\left( {2\% } \right).$ The major product(s) of the following reaction sequence is (are)

A

B

C

D

Question 12: Palette 12/31

JEE Advanced 2017 MCQ

The major product of the following reaction is

A

B

C

D

Question 13: Palette 13/31

JEE Advanced 2017 MCQ

The order of basicity among the following compounds is

A

${\rm I}{\rm I} > {\rm I} > {\rm I}V > {\rm I}{\rm I}{\rm I}$

B

${\rm I}V > {\rm I}{\rm I} > {\rm I}{\rm I}{\rm I} > {\rm I}$

C

${\rm I}V > {\rm I} > {\rm I}{\rm I} > {\rm I}{\rm I}{\rm I}$

D

${\rm I} > {\rm I}V > {\rm I}{\rm I}{\rm I} > {\rm I}{\rm I}$

Question 14: Palette 14/31

JEE Advanced 2016 MCQ

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

A

B

C

D

Question 15: Palette 15/31

JEE Advanced 2016 MCQ

The compound R is

A

B

C

D

Question 16: Palette 16/31

JEE Advanced 2016 MCQ

The compound T is

A

Glycine

B

Alanine

C

Valine

D

Serine

Question 17: Palette 17/31

JEE Advanced 2015 MCQ

In the following reactions, the major product W is

A

B

C

D

Question 18: Palette 18/31

JEE Advanced 2015 MCQ

The major product of the reaction is

A

B

C

D

Question 19: Palette 19/31

JEE Advanced 2014 MCQ

In the reaction shown below, the major product(s) formed is/are

A

B

C

D

Question 20: Palette 20/31

JEE Advanced 2014 MCQ

Match the four starting materials (P, Q, R, S) given in List I with the corresponding reaction schemes (I, II, III, IV) provided in List II and select the correct answer using the code given below the lists.

A

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

B

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

C

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

D

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

Question 21: Palette 21/31

JEE Advanced 2011 MCQ

The major product of the following reaction is

A

B

C

D

Question 22: Palette 22/31

JEE Advanced 2011 MCQ

Amongst the compounds given, the one that would from a brilliant coloured dye on treatment with NaNO₂ in dil. HCl followed by addition to an alkaline solution of $\beta$-naphthlol is

A

B

C

D

Question 23: Palette 23/31

JEE Advanced 2010 MCQ

In the reaction,

The structure of the product T is :

A

B

C

D

Question 24: Palette 24/31

JEE Advanced 2010 MCQ

Match the reactions in Column I with appropriate options in Column II.

Column I	Column II
(A)	(P) Racemic mixture
(B)	(Q) Addition reaction
(C)	(R) Substitution reaction
(D)	(S) Coupling reaction

A

(A)→(R); (B)→(T); (C)→ (P), (Q); (D)→(R)

B

(A)→(S); (B)→(T); (C)→ (P); (D)→(R)

C

(A)→(R), (S); (B)→(T); (C)→ (Q); (D)→(R)

D

(A)→(R), (S); (B)→(T); (C)→ (P), (Q); (D)→(R)

Question 25: Palette 25/31

JEE Advanced 2009 MCQ

Match each of the compounds in Column I with its characteristic reaction(s) in Column II.

	Column I		Column II
(A)	$C{H_3}C{H_2}C{H_2}CN$	(P)	Reduction with $Pd - C/{H_2}$
(B)	$C{H_3}C{H_2}OCOC{H_3}$	(Q)	Reduction with $SnC{l_2}/HCl$
(C)	$C{H_3} - CH = CH - C{H_2}OH$	(R)	Development of foul smell on treatment with chloroform and alcoholic KOH
(D)	$C{H_3}C{H_2}C{H_2}C{H_2}N{H_2}$	(S)	Reduction with diisobutylaluminium hydride (DIBAL-H)
		(T)	Alkaline hydrolysis

A

$\mathrm{(A)\to(P),(Q),(S),(T);(B)\to(Q),(T);(C)\to(P);(D)\to(S)}$

B

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

C

$\mathrm{(A)\to(P),(R),(S),(T);(B)\to(S),(T);(C)\to(P);(D)\to(R), (T)}$

D

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

Question 26: Palette 26/31

JEE Advanced 2008 MCQ

Statement 1 : Aniline on reaction with NaNO$_2$/HCl at 0$^\circ$C followed by coupling with $\beta$-naphthol gives a dark blue coloured precipitate.

Statement 2 : The colour of the compound formed in the reaction of aniline with NaNO$_2$/HCl at 0$^\circ$C followed by coupling with $\beta$-naphthol is due to the extended conjugation.

A

Statement 1 is True, Statement 2 is True; Statement 2 is a CORRECT explanation for Statement 1.

B

Statement 1 is True, Statement 2 is True; Statement 2 is a NOT CORRECT explanation for Statement 1.

C

Statement 1 is True, Statement 2 is False.

D

Statement 1 is False, Statement 2 is True.

Question 27: Palette 27/31

JEE Advanced 2008 MCQ

Match the compounds in Column I with their characteristic test(s)/reaction(s) given in Column II. Indicate your answer by darkening the appropriate bubbles of the 4 $\times$ 4 matrix given in the ORS.

	Column I		Column II
(A)		(P)	sodium fusion extract of the compound gives Prussian blue colour with FeSO$_4$.
(B)		(Q)	gives positive FeCl$_3$ test.
(C)		(R)	gives white precipitate with AgNO$_3$.
(D)		(S)	reacts with aldehydes to form the corresponding hydrazone derivative.

A

A $\to$ (r, s); B $\to$ (p); C $\to$ (p, q); D $\to$ (s)

B

A $\to$ (r, s); B $\to$ (p, q); C $\to$ (p, q, r); D $\to$ (p, s)

C

A $\to$ (r); B $\to$ (p, q); C $\to$ (p, r); D $\to$ (p, s)

D

A $\to$ (r); B $\to$ (p); C $\to$ (p, q, r); D $\to$ (s)

Question 28: Palette 28/31

JEE Advanced 2006 MCQ

$\mathrm{CH}_3 \mathrm{NH}_2+\mathrm{CHCl}_3+\mathrm{KOH} \rightarrow$ Nitrogen containing compound $+\mathrm{KCl}+\mathrm{H}_2 \mathrm{O}$.

Nitrogen containing compound is :

A

$\mathrm{CH}_3-\mathrm{C} \equiv \mathrm{N}$

B

$\mathrm{CH}_3-\mathrm{NH}-\mathrm{CH}_3$

C

$\mathrm{CH}_3-\overline{\mathrm{N}} \equiv \stackrel{+}{\mathrm{C}}$

D

$\mathrm{CH}_3-\stackrel{+}{\mathrm{N}} \equiv \stackrel{-}{\mathrm{C}}$

Question 29: Palette 29/31

JEE Advanced 2006 MCQ

How can the conversion of (i) to (ii) be brought about?

A

KBr

B

$\mathrm{KBr}+\mathrm{CH}_3 \mathrm{ONa}$

C

$\mathrm{KBr}+\mathrm{KOH}$

D

$\mathrm{Br}_2+\mathrm{KOH}$

Question 30: Palette 30/31

JEE Advanced 2006 MCQ

Which is the rate determining step in Hofmann bromamide degradation?

A

Formation of (i)

B

Formation of (ii)

C

Formation of (iii)

D

Formation of (iv)

Question 31: Palette 31/31

JEE Advanced 2006 MCQ

What are the constituent amines formed when the mixture of (i) and (ii) undergoes Hofmann bromamide degradation?

A

B

C

D