1
JEE Main 2022 (Online) 28th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
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Isobutyraldehyde on reaction with formaldehyde and K2CO3 gives compound 'A'. Compound 'A' reacts with KCN and yields compound 'B', which on hydrolysis gives a stable compound 'C'. The compound 'C' is

A
JEE Main 2022 (Online) 28th June Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 90 English Option 1
B
JEE Main 2022 (Online) 28th June Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 90 English Option 2
C
JEE Main 2022 (Online) 28th June Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 90 English Option 3
D
JEE Main 2022 (Online) 28th June Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 90 English Option 4
2
JEE Main 2022 (Online) 28th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
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The correct structure of product 'A' formed in the following reaction.

JEE Main 2022 (Online) 28th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 89 English

is

A
JEE Main 2022 (Online) 28th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 89 English Option 1
B
JEE Main 2022 (Online) 28th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 89 English Option 2
C
JEE Main 2022 (Online) 28th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 89 English Option 3
D
JEE Main 2022 (Online) 28th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 89 English Option 4
3
JEE Main 2022 (Online) 27th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
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'A' and 'B' respectively are:

JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 88 English

A
1-methylcyclohex-1,3-diene & cyclopentene.
B
Cyclohex-1,3-diene & cyclopentene
C
1-methylcyclohex-1,4-diene & 1-methylcyclopent-1-ene
D
Cyclohex-1,3-diene & 1-methylcyclopent-1-ene
4
JEE Main 2022 (Online) 27th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Which of the following reactions will yield benzaldehyde as a product?

JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 87 English 1

JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 87 English 2

JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 87 English 3

JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 87 English 4

A
(B) and (C)
B
(C) and (D)
C
(A) and (D)
D
(A) and (C)
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