Question

Differentiate between physical and chemical changes

Answer 1

the change takes place only in state,colour,texture,electrical and magnetic properties is called physical change.

the change takes place in state,colour,texture,etc..,along with the change in composition is called chemical change

Answer 2

Difference between Physical & Chemical change.

Pʜʏsɪᴄᴀʟ ᴄʜᴀɴɢᴇ:

[1] Change is temporary.

[2] No new product is formed.

[3] It only effect physical properties.

[4] Ex: Burning of wax.

Cʜᴇᴍɪᴄᴀʟ ᴄʜᴀɴɢᴇ:

[1] Change is permanent.

[2] New product is formed.

[3] It effect both physical & chemical properties.

[4] Ex: Melting of wax.