Question

answer this question please

Answer 1

Those compounds or elements which combines to form a new substance in a chemical reaction are called as reactants.

Those elements or compounds which are formed after chemical reaction are called as products.

Example --

2H2 + O2 ( Reactants ) -- 2H2O ( Product )

Answer 2

Reactants of a chemical reaction are those substances which react each other to form any new substances.
Products of a chemical reaction are those substances which are formed by any chemical reaction.
For example, C + O2 _ CO2
IN THIS, C and O2 are reactants
And CO2 is product.

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