Question

Class X Sciences
[papers from previous years]

Define a combination reaction. Give one example of a
combination reaction which is also exothermic.

Answer 1

Hello!!

This is your answer.

Combination reaction - A reaction in which two or more compounds combine to form a single compound.
Combination reactions are mostly exothermic, i.e. in which heat is produced.

eg. Mg + $O_{2}$ -> MgO + heat.

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