Question

The compound that cannot act both as oxidizing and reducing agent is ______.

विकल्प

• H₃PO₄

• HNO₂

• H₂SO₃

• H₂O₂

Answer 1

The compound that cannot act both as oxidizing and reducing agent is H₃PO₄.

Explanation:

The oxidation state of P in H₃PO₄ is +5, which cannot be further oxidized to a higher oxidation state.

As a result, it cannot act as a reducing agent.