The oxidation numbers of P, S, and Cl in H₂PO₂^-, H₂S, and KClO₄ are, respectively A)−1, −1, +3. B)−1, −2, +7. C)+1, −2, +7. D)−1, −2, +3. E)+1, +2, +7.

Name: The oxidation numbers of P, S, and Cl in H 2 PO 2 - , H 2 S, and KClO 4 are, respectively A)−1, −1, +3. B)−1, −2, +7. C)+1, −2, +7. D)−1, −2, +3. E)+1, +2, +7.
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Question

Quizplus · Accepted Answer

In H₂PO₂⁻, P has an oxidation number of +1. In H₂S, S has an oxidation number of -2. In KClO₄, Cl has an oxidation number of +7.

The Oxidation Numbers of P, S, and Cl in H2PO2-

The Oxidation Numbers of P, S, and Cl in H₂PO₂^-