AB → A + B
The electrolysis of water into oxygen and hydrogen gas is an example of a decomposition reaction:
2 H2O → 2 H2 + O2
Another example is the decomposition of potassium chloride into potassium and chlorine gas.
2 KCl(s) → 2 K(s) + Cl2(g)
By Anne Marie Helmenstine, Ph.D., About.com Guide
Another example is the decomposition of potassium chloride into potassium and chlorine gas.
2 KCl(s) → 2 K(s) + Cl2(g)
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