1.

Reducing property of SO_(2) is shown in A) 2H_(2)S+SO_(2)rarr 3S+2H_(2)O B) I_(2)+SO_(2)+2H_(2)Orarr SO_(4)^(-2)+2I^(-)+4H^(+) C) 3Fe+SO_(2)rarr 2Fe+FeS

Answer»

A
B
A, B
A, C

ANSWER :B


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