Question

when a candle burns both physical and chemical changes occur .explain

Answer 1

When a candle burns, both physical and chemical changes occur. When candle burns, wax melts which can later be reshaped. So it is a physical change. And burning of candle is a chemical change.

Answer 2

yes, when a candle burns it shows chemical change and physical Change both because the burning of a candle is a chemical change and when it melts and it can be again made a candle by freezing, this shows a physical change.....
hope it will help you...... .