In the reaction HAsO2+Sn2+→As+Sn4+H2O, oxidising agent is
A
Sn2+
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B
Sn4+
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C
As
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D
HAsO2
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Solution
The correct option is DHAsO2 Oxidizing agent undergoes reduction during a redox reaction +3HAsO2++2Sn→∘As+2+Sn+H2O Hence, here HAsO2is acting as an oxidizing agent.