Redox Reactions Video Lessons

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Problem: In the following unbalanced reaction, which atom is reduced?H2O + Cl2 + SO2 → HCl + H2SO4

FREE Expert Solution

To determine which element is reduced or oxidized, we must identify their possible changes in their oxidation states.

Remember the mnemonics:

Loss                Gain
Electrons         Electrons
Oxidation         Reduction

The rules for oxidation states are as follows:

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Problem Details

In the following unbalanced reaction, which atom is reduced?

H2O + Cl2 + SO2 → HCl + H2SO4

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