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Chemical Changes and Reaction — CHEMISTRY STD 9 — Question

ICSE BoardEnglish MediumSTD 9CHEMISTRYChemical Changes and Reaction1 Mark
Question
By giving two examples in each case, define:
Combustion
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Answer

The chemical process in which a substance reacts with oxygen to give off heat is called combustion. Examples are ethane, wood, propane.

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