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JEE Main 2022 (Online) 26th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
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The reagent, from the following, which converts benzoic acid to benzaldehyde in one step is

JEE Main 2022 (Online) 26th June Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 83 English

A
LiAlH4
B
KMnO4
C
MnO
D
NaBH4
2
JEE Main 2022 (Online) 26th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
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The final product 'A' in the following reaction sequence

JEE Main 2022 (Online) 26th June Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 82 English

A
JEE Main 2022 (Online) 26th June Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 82 English Option 1
B
JEE Main 2022 (Online) 26th June Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 82 English Option 2
C
JEE Main 2022 (Online) 26th June Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 82 English Option 3
D
JEE Main 2022 (Online) 26th June Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 82 English Option 4
3
JEE Main 2022 (Online) 26th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
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(C7H5O2)2 $$\buildrel {hv} \over \longrightarrow $$ [X] $$\to$$ 2C6H5 + 2CO2

Consider the above reaction and identify the intermediate 'X'

A
JEE Main 2022 (Online) 26th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 84 English Option 1
B
JEE Main 2022 (Online) 26th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 84 English Option 2
C
JEE Main 2022 (Online) 26th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 84 English Option 3
D
JEE Main 2022 (Online) 26th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 84 English Option 4
4
JEE Main 2022 (Online) 26th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Which will have the highest enol content?

A
JEE Main 2022 (Online) 26th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 85 English Option 1
B
JEE Main 2022 (Online) 26th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 85 English Option 2
C
JEE Main 2022 (Online) 26th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 85 English Option 3
D
JEE Main 2022 (Online) 26th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 85 English Option 4
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