Aldehydes Ketones Question 71

Question: Arrange the following in the increasing order of reactivity with $ NH_3 $ :

(I) $ CH_2O $ (II) $ CH_3CHO $ (III) $ CH_3-CO-CH_3 $ (IV)

Options:

A) I<II<III<IV

B) III<IV<I<II

C) IV<III<II<I

D) II<I<IV<III

Show Answer

Answer:

Correct Answer: C

Solution:

[c] Reactivity follows the ease with which a nucleophile can attack at carbonyl carbon. Greater the steric hindrance at carbonyl carbon, smaller the reactivity.