Explained: Different Types of Decomposition Reaction with Examples

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Decomposition Reaction Definition: The chemical reaction in which a single compound breaks up into two or more simpler substances is known as decomposition reaction.

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Decomposition reaction generally takes place when energy, such as heat, light or electricity is supplied to the reactants.

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1. Thermal decomposition 2. Photochemical reaction 3. Electrochemical (Electrolysis) reaction.

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An example of thermal decomposition

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When silver chloride is exposed to sunlight, it decomposes to silver which is grey in colour.

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When an electric current is passed through acidified water, it decomposes into hydrogen and oxygen.

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