Question

what is physical change and chemical change??


No copied answer ​

Answer 1

Explanation:

CHEMICAL CHANGE.

• It is a permanent change.
• The physical and chemical properties of matter changes and new substance are formed which do not get back into their original form by reversing the reaction.
• For example :- The burning of coal or wood, the curdling of milk, etc.

PHYSICAL CHANGE.

• It is a temporary change.
• The physical properties of the matter change and no new matter is formed and by reversing the reaction the matter changes into it's previous form.
• For example :- Cutting of tree, the melting of ice etc.

Answer 2

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Chemical change:- It is a permanent change.

Physical change:- It is temporary change.