1
JEE Advanced 2023 Paper 1 Online
MCQ (More than One Correct Answer)
+4
-2
Change Language
In the following reactions, $\mathbf{P}, \mathbf{Q}, \mathbf{R}$, and $\mathbf{S}$ are the major products.

JEE Advanced 2023 Paper 1 Online Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 9 English 1JEE Advanced 2023 Paper 1 Online Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 9 English 2
The correct statement(s) about $\mathbf{P}, \mathbf{Q}, \mathbf{R}$, and $\mathbf{S}$ is(are) :
A
Both $\mathbf{P}$ and $\mathbf{Q}$ have asymmetric carbon(s).
B
Both $\mathbf{Q}$ and $\mathbf{R}$ have asymmetric carbon(s).
C
Both $\mathbf{P}$ and $\mathbf{R}$ have asymmetric carbon(s).
D
$\mathbf{P}$ has asymmetric carbon(s), $\mathbf{S}$ does not have any asymmetric carbon.
2
JEE Advanced 2022 Paper 1 Online
MCQ (More than One Correct Answer)
+4
-2
Change Language

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

JEE Advanced 2022 Paper 1 Online Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 20 English

A
$\mathbf{P}$ can be reduced to a primary alcohol using $\mathrm{NaBH}_{4}$.
B
Treating $\mathbf{P}$ with conc. $\mathrm{NH}_{4} \mathrm{OH}$ solution followed by acidification gives $\mathbf{Q}$.
C
Treating $\mathbf{Q}$ with a solution of $\mathrm{NaNO}_{2}$ in aq. $\mathrm{HCl}$ liberates $\mathrm{N}_{2}$.
D
$\mathbf{P}$ is more acidic than $\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{COOH}$.
3
JEE Advanced 2020 Paper 1 Offline
MCQ (More than One Correct Answer)
+4
-2
Change Language
In the reaction scheme shown below Q, R and S are the major products.

JEE Advanced 2020 Paper 1 Offline Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 50 English

The correct structure of
A
S is

JEE Advanced 2020 Paper 1 Offline Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 50 English Option 1
B
Q is

JEE Advanced 2020 Paper 1 Offline Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 50 English Option 2
C
R is

JEE Advanced 2020 Paper 1 Offline Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 50 English Option 3
D
S is

JEE Advanced 2020 Paper 1 Offline Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 50 English Option 4
4
JEE Advanced 2019 Paper 2 Offline
MCQ (More than One Correct Answer)
+4
-1
Change Language
Choose the correct option(s) for the following reaction sequence

JEE Advanced 2019 Paper 2 Offline Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 54 English
Consider Q, R and S as major products.
A
JEE Advanced 2019 Paper 2 Offline Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 54 English Option 1
B
JEE Advanced 2019 Paper 2 Offline Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 54 English Option 2
C
JEE Advanced 2019 Paper 2 Offline Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 54 English Option 3
D
JEE Advanced 2019 Paper 2 Offline Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 54 English Option 4
JEE Advanced Subjects
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12