A) act as oxidant
B) act as reductant
C) gain electron
D) not act as reductant
Correct Answer: B
Solution :
In presence of moisture, \[\text{S}{{\text{O}}_{\text{2}}}\] acts as a reducing agent as it gives nascent hydrogen. It reduces hydrogen peroxide into water. \[\text{S}{{\text{O}}_{2}}+2{{H}_{2}}O\xrightarrow{{}}{{H}_{2}}S{{O}_{4}}+2H\] \[{{H}_{2}}{{O}_{2}}+2H\xrightarrow{{}}2{{H}_{2}}O\]
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