Question

What happens when a piece of magnesium ribbon is dipped in the copper sulphate solution?​

Answer 1

Answer:

When a piece of magnesium is dipped into blue copper sulfate solution: the blue colour fades as colourless magnesium sulfate solution forms. brown copper coats the surface of the magnesium.

Answer 2

Answer:

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Explanation:

Magnesium (Mg) is a more reactive metal than the copper (Cu) in the aqueous copper (II) sulfate. When you place a solid Mg ribbon into the blue CuSO4 solution, a metal displacement reaction occurs. In this reaction, the Mg is oxidized, releasing 2 electrons: Mg-->Mg2+ + 2e-