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

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asked Feb 7, 2018 in Chemistry by sforrest072 (157,439 points) ● 60 ● 409 ● 932

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

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answered Feb 7, 2018 by mdsamim (213,225 points) ● 5 ● 10 ● 15
selected Feb 7, 2018 by sforrest072
 
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i. A reaction in which two or more reactants combine to form a single product is called combination reaction.
ii. eg.
Calcium oxide combines with water to form calcium hydroxide.

In this reaction heat is evolved, so it is an exothermic reaction.

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