question_answer

Of the following acids

I. Hypophosphorous acid

II. Orthophosphorous acid

III. Caro's acid

IV. Glycine

A) I, II monobasic; III dibasic acid and IV amphoteric

B) II monobasic; I, III dibasic acid and IV amphoteric

C) I monobasic; II, III dibasic acid and IV amphoteric

D) I, II, III dibasic acids and IV amphoteric

Correct Answer: C

Solution :

[c]

(I)

(II)

(III)

(IV)