Separate the following redox reactions into half-reactions, and label each half-

Question

Separate the following redox reactions into half-reactions, and label each half-reaction as oxidation or reduction.

Part A Oxidation half-reaction for 2Al(s)+6H+(aq)2Al3+(aq)+3H2(g).

Reduction half-reaction for 2Al(s)+6H+(aq)2Al3+(aq)+3H2(g).

Express your answer as a chemical equation. Identify all of the phases in your answer.

Oxidation half-reaction for 2Cu+(aq)+Mg(s)Mg2+(aq)+2Cu(s).

Express your answer as a chemical equation. Identify all of the phases in your answer.

Reduction half-reaction for 2Cu+(aq)+Mg(s)Mg2+(aq)+2Cu(s).

Express your answer as a chemical equation. Identify all of the phases in your answer

Explanation / Answer

A)

2Al(s)+6H+(aq)2Al3+(aq)+3H2(g)

oxidation

2Al(s) 2Al3+(aq) + 6e-

Reduction

6e- + 6H+(aq)3H2(g)

B)

2Cu+(aq)+Mg(s)Mg2+(aq)+2Cu(s)

oxidation

Mg(s)Mg2+(aq) + 2e-

Reduction

2e- + 2Cu+(aq)+2Cu(s)

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