Question

Burning of candle is a physical as well as chemical change ? Justify

Answer 1

It's a physical change because the wax converts to liquid and then,solidifies back and a chemical change because during the burning process,some gases especially (Carbon Dioxide which is why people area asked not to stay near a burning candle) are released from the candle which cannot be retained.
Hence,justified!

Answer 2

burning candle is an example of achemical change because the paraffin wax. Because the chemical structure of the paraffin has been altered, when it is heated this is a chemical change.