Aldehydes Ketones Question 7

Question: Correct order of reactivity of following compounds towards Grignard reagent-

Options:

A) I>II>III

B) II>I>III

C) II>III>I

D) I>III>II

Show Answer

Answer:

Correct Answer: B

Solution:

[b] $ -CH_3 $ group give + M and + I but + M work only at ortho and para position. Reactivity $ \propto $ positive charge on carbonyl carbon so that’s why reactivity II > I > III.