Question

explain chain reaction with examples ​

Answer 1

Answer:

A chain reaction is a sequence of reactions where a reactive product or by-product causes additional reactions to take place. ... A macroscopic metaphor for chain reactions is thus a snowball causing a larger snowball until finally an avalanche results ("snowball effect").

A line of dominoes falling after the first one has been pushed is an example of a mechanical chain reaction

Answer 2

Explanation:

chain reaction. In chemistry and physics, a self-sustaining series of reactions. In a chain reaction in a uranium-based nuclear reactor, for example, a single neutron causes the nucleus of a uranium atom to undergo fission. In the process, two or three more neutrons are released.