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Question

The reducing agent in the following reaction is:
Pb(s) + Cu2+(aq) Pb2+ (aq) + Cu(s)

A
Pb2+ (aq)
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B
Cu2+ (aq)
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C
Pb (s)
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D
Cu (s)
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Solution

The correct option is C Pb (s)
A reducing agent is an element or compound that loses an electron to another substance in a redox reaction. The reducing agent after losing electrons gets oxidised.
Here, Pb ion loses 2 electrons and gets oxidised to Pb2+ . Hence, it is a reducing agent.

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