A) reducing agent
B) acidic
C) oxidising agent
D) None of these
Correct Answer: C
Solution :
\[{{H}_{2}}S\] acts as reducing agent. It reduces lead oxide into lead sulphide. \[PbO+{{H}_{2}}S\xrightarrow[{}]{{}}PbS+{{H}_{2}}O\] \[{{H}_{2}}S\]is acidic in nature. it does not act as oxidising agent.
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