Question

give one example of combination reaction which is exothermic in nature chemistry work

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Answer 1

Answer:

A reaction in which two or more reactants combine to form a single product is called combination reaction. ...

examples.

Calcium oxide combines with water to form calcium hydroxide.In this reaction heat is evolved so it is an exothermic reaction.

Answer 2

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Combination reactions are always exothermic. For example barium metal and fluorine gas will combine in a highly exothermic reaction to form the salt barium fluoride: Another example is given by magnesium oxide combining with carbon dioxide: Often, reaction can fall into more than one category.

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