Question

Assertion : $N$-Ethylbenzenesulphonamide is soluble in alkali.
Reason :Hydrogen attached to nitrogen in sulphonamide is strongly acidic in nature.

• A. If both assertion and reason are true and reason is the correct explanation of assertion
• B. If both assertion and reason are true but reason is not the correct explanation of assertion
• C. If assertion is true but reason is false
• D. If both assertion and reason are false

Answer 1

Answer: (A)

When benzene sulphonyl chloride reacts with primary ampne $⟶$

here the sulphonyl group is very good electron with drawing In nature. Thus it increases the acidity of 'H' attached to N As the 'H' is acidic, the compound is soluble in alkali.