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Question

Question: Identify the amphoteric species from the following : (I) H2O (II) NH3 (III) H2PO4– (IV) HCO3–...

Identify the amphoteric species from the following :

(I) H2O

(II) NH3

(III) H2PO4– (IV) HCO3–

A

I, II

B

III, IV

C

I, II, III

D

I, II, III, IV

Answer

I, II, III, IV

Explanation

Solution

Amphoteric means species which can accept as well as loose H+.