Question

Definition of decomposition reaction with examples

Answer 1

it is the breaking up of a compound either elements or simple compound these products do not recombine to form the original compound
example : when electric current is passed through acidulate water the latter decompose into hydrogen and oxygen

Answer 2

Answer:

when a single reactant decompose into 2 or more products.. this reaction is called as decomposition reaction.

for example-

 CaCO3----------> CaO + CO2