Q121 / 270 · NDA 2011 (Phase 2) · General Ability

When a copper rod is dipped in aqueous silver nitrate solution, the colour of the solution changes to blue. This is because

A
Cu is more easily reduced than Ag
Correct answer
B
Ag is more easily reduced than Cu
C
Nitrate ion acts as an oxidizing agent
D
Nitrate ion acts as a reducing agent

Solution

The correct answer is option B

Hence, the correct answer is option: 'B'.

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