Question

diffrentiate between physical and chemical change?​

Answer 1

$\frak{Physical \: Change}$

The change of a object that cannot be return into its own shape or change

$\frak{Chemical \: Change }$

The change of an object that can be return into its own shape or change

Answer 2

Question:-

what is the difference between physical and chemical changes??

Answer:-

• first u need to understand what is meant by these two changes.

chemical changes:-

• A change in the composition and chemical properties of a substance is called as a chemical change..

examples of chemical changes:-

• Baking a cake
• mixing chemicals
• Rusting of an iron
• Burning of wick
• frying puris

Physical changes:-

• A change in the physical properties of a substance is known as a physical change.

examples of physical changes:-

• Folding a paper
• melting of ice
• inflating a balloon
• crumpling a sheet of paper
• cutting of vegetables.

Difference between physical and chemical changes:-

physical changes:-

• Only the physical properties of a substance changes during a physical change
• No new substance is formed in a physical change.
• most of the physical changes are reversible.
• almost all physical changes are temporary.

chemical changes:-

• A new substance or substances are formed in a chemical change.
• A chemical change is a permanent change.
• it is an irreversible change.
• both the physical and chemical properties of a substance changes during a chemical change..

for short diffrenciation:-

physical changes:-

• not formed
• temporary change
• reversible

chemical changes:-

• formed
• permanent change
• irreversible.