Question

Burning of candle occurs chemical and physical change is which kind change

Answer 1

a burning candle is chemical change because it cannot be reversed

Answer 2

No new substances are formed. In a burning candle, there are both physical and chemical changes. The melting of the solid wax to form liquid wax and the evaporation of liquid wax to form wax vapour are physical changes. The burning of the wax vapour is a chemical change.