Question

iv. Write the changes takes place in the following -
a) Conversion of ice into water
b) Ignition of matchstick
c) Ripening of fruits
d) Dissolution of Sugar into water
e) Burning of coal
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Answer 1

Answer:

b). Ignition of matchstick

hope it's helpful to you

Answer 2

1. Physical Change
2. Chemical Change
3. Chemical Change
4. Physical Change
5. Chemical Change