Chemistry JAMB

The function of zinc electrode in a galvanic cells is that it?

A. undergoes reduction
B. serves as the positive electrode
C. production of electrons
D. uses up electrons

Correct Answer:

Option C – production of electrons

Explanation

If an external electrical conductor connects the copper and zinc electrodes, zinc from the zinc electrode dissolves into the solution as Zn2+ ions (oxidation), releasing electrons that enter the external conductor.

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