Essential Chemistry for IGCSE - Metals And Reactivity (Section 5 - No. 23)
What is observed when magnesium is added to copper(II) sulfate solution?
No reaction occurs.
The magnesium dissolves and copper is deposited.
The solution turns blue.
The solution becomes hot.
Explanation
Magnesium is more reactive than copper, so it displaces copper from the solution, resulting in copper deposition.
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