Question

What is a chemical change? Give five examples.

Answer 1

Chemical changes are also known as IRREVERSIBLE CHANGES...that cannot be reversed after the action is completed.......for example 1) Burning of paper 2)Burning of matchstick 3) Burning of coal into ashes 4)Conversion of milk into yoghurt 5)Mixture of sugar and water......when sugar particles are completely dissolved in water... Hope it helps u

Answer 2

Chemical change is any change that results in the formation of new chemical substances. At the molecular level, chemical changeinvolves making or breaking of bonds between atoms