Q.

Statement-1: 2, 4-dinitropheno] gives NaHCO3 test positive. 

Statement-2: Nitrophenols are acidic in water.

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a

Statemeot-1 is False, Statement-2 is True.

b

Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explanation for Statement-1,

c

Statement-1 is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-1

d

Statement-1 is True, Statement-2 is False.

answer is B.

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Detailed Solution

Additionally, 2,4-dinitrophenol is a stronger acid than phenol due to the presence of two electron-withdrawing No2 groups in the ring. In water, nitrophenols are acidic.
However, the second sentence does not adequately characterise the first.

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