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Unit - 6.1 Chemical Reaction — CHEMISTRY STD 8 — Question

ICSE BoardEnglish MediumSTD 8CHEMISTRYUnit - 6.1 Chemical Reaction2 Marks
Question
Define the term chemical decomposition reaction. Support your answer by two examples and write fully balanced chemical equations.
✓

Answer

The reaction in which a single compound breaks down into two or more than two elements or new compounds is called decomposition reaction. Examples:
1.2HgO → 2Hg+O02↑
2. 2KMnO4 → K2MnO4+MnO2+02

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