Chemistrymedium · Past Paper
If a piece of magnesium is placed in a solution of Zinc Sulfate, what will happen?
ANo reaction occurs
BMagnesium will be coated with Zinc
CZinc will displace Magnesium
DHydrogen gas will evolve
✓ Correct Answer: B — Magnesium will be coated with Zinc
Magnesium is more reactive than Zinc, so it displaces Zinc from its solution, and Zinc metal deposits on the Magnesium.
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