Question

what is decomposition reaction give an example of decomposition reaction describe an activity to illustrate such and reaction by heating

Answer 1

Decomposition reaction is the reaction in which the single substance break into two more compounds

Eg CaCO3 ->Cao + CO2

Answer 2

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Decomposition reaction is a chemical reaction in which a single compound breaks down to simpler products. It is the opposite of combination reaction. Example: Decomposition of ferrous sulphate crystals. Heat the ferrous sulphate crystals; the colour of ferrous sulphate crystals is green.