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In the following reaction, which choice has value twice that of the equivalent mass of the oxidising agent
`SO_(2)+H_(2)Oto3S+2H_(2)O`
A. 64
B. 32
C. 16
D. 48

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Correct Answer - B
`underset(+4)(SO_(2))+underset(-2)(2H_(2)S) rarr underset(0)(3S)+2H_(2)O`
`EW=M/4=64/4=16," Twice "16xx2==32`.

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