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Question

Combustion is ___ reaction accompanied by light.

A
an endothermic
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B
an exothermic
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C
a substitution
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D
an elimination
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Solution

The correct option is B an exothermic
Exothermic reaction is a reaction that releases heat energy.
Combustion is a chemical process in which a substance reacts with oxygen to give off heat and light along with other products.

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