MEDIUM
12th West Bengal Board
IMPORTANT
Earn 100

Dipole moments of aldehydes and ketones are higher than the alcohols. Why?

Important Questions on Aldehydes, Ketones and Carboxylic Acids

HARD
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 12 - Aldehydes, Ketones and Carboxylic Acids>REVIEW EXERCISES>Q 17
Write the chemical equation when acetone reacts with alcohol.
MEDIUM
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 12 - Aldehydes, Ketones and Carboxylic Acids>REVIEW EXERCISES>Q 18
Ethanal is more reactive towards nucleophilic addition reaction than Propanone. Why?
MEDIUM
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 12 - Aldehydes, Ketones and Carboxylic Acids>REVIEW EXERCISES>Q 19
Benzaldehyde is less reactive than acetaldehyde towards nucleophilic addition reactions. Justify.
HARD
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 12 - Aldehydes, Ketones and Carboxylic Acids>REVIEW EXERCISES>Q 20
How amines are prepared from aldehydes?
MEDIUM
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 12 - Aldehydes, Ketones and Carboxylic Acids>REVIEW EXERCISES>Q 21

Explain the following reaction:

Cannizzaro reaction

HARD
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 12 - Aldehydes, Ketones and Carboxylic Acids>REVIEW EXERCISES>Q 21

Explain the following reaction:

Aldol condensation

HARD
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 12 - Aldehydes, Ketones and Carboxylic Acids>REVIEW EXERCISES>Q 22
Why do aldehydes and ketones undergo nucleophilic addition reactions. Give one example.
MEDIUM
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 12 - Aldehydes, Ketones and Carboxylic Acids>REVIEW EXERCISES>Q 23

State one reaction as an example for Rosenmund reduction.