Question

Write your question here (Keep it simple and clear to get the best answer) What are difference between physical and chemical change of matter

Answer 1

physical change

A change that occur in a object and no change occur in it.

chemical change

A change that occur in a object and change occur and can't be changed into its original form

Answer 2

Answer:

• Physical change

1. When the physical state of the substance changes but it's chemical composition remain same, then it is said that a physical change has taken.
2. Physical change is often temporary in nature.
3. During physical change, new substances are not formed.
4. Example: Condensation of steam, Evaporation of water, melting of ice, melting of wax.

• Chemical change

1. A chemical reaction is a process in which substances undergo bond breaking and are transformed into new substances by formation of new bonds.
2. Chemical changes remain permanent.
3. During chemical change, composition of matter changes.
4. Example: Burning of wood, Rusting of iron, Ripening of fruit.