Question

define combination reaction?​

Answer 1

Explanation:

A combination reaction is a general category of chemical reactions. It may be defined as a chemical reaction in which two or more substances combine to form a single substance under suitable conditions. Combination reactions are also known as synthesis, because in these reactions new substances are synthesized.

Answer 2

Answer:

A combination reaction is a reaction where two or more elements or compounds combine to form a single compound. Such reactions may be represented by equations of the following form: X + Y → XY. The combination of two or more elements and form one compound is called combination reaction.