Beta Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>EXERCISE-1>Q 5

MEDIUM

JEE Main/Advance

IMPORTANT

Earn 100

Cumene on treatment with ${KMnO}_{4}$ gives-

50% studentsanswered this correctly

Important Questions on Aldehydes, Ketones and Carboxylic Acids

EASY

JEE Main/Advance

IMPORTANT

Beta Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>EXERCISE-1>Q 6

Which of the following alcohol gives Iodoform test :

EASY

JEE Main/Advance

IMPORTANT

Beta Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>EXERCISE-1>Q 7

The conversion

Question Image

MEDIUM

JEE Main/Advance

IMPORTANT

Beta Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>EXERCISE-1>Q 9

In the Cannizzaro's reaction, the intermediate that will be best hydride donor?

EASY

JEE Main/Advance

IMPORTANT

Beta Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>EXERCISE-1>Q 10

Predict the product $' B'$ in the sequence of reaction

$CH \equiv CH \frac{30 % H_{2} {SO}_{4}}{{HgSO}_{4}} ⟶ A \frac{dil. NaOH}{\approx 10 ° C} ⟶ B$

EASY

JEE Main/Advance

IMPORTANT

Beta Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>EXERCISE-1>Q 11

Which one of the following reagents is suitable for the conversion of

2

-cyclohexenone into

3

-methylcyclohexanone ?

MEDIUM

JEE Main/Advance

IMPORTANT

Beta Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>EXERCISE-1>Q 13

Benzaldehyde reacts with formaldehyde in the presence of alkali to form :-

MEDIUM

JEE Main/Advance

IMPORTANT

Beta Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>EXERCISE-1>Q 14

A carbonyl compound

' A'

reacts with hydrogen cyanide to form a cyanohydrin

' B'

which on hydrolysis gives an optically active alpha hydroxy acid

' C' .' A'

gives a positive iodoform test

' A',' B'

and

' C'

are

MEDIUM

JEE Main/Advance

IMPORTANT

Beta Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>EXERCISE-1>Q 15

In which of the following reactions aldehydes and ketones are distinguished: