Question

What physical and chemical changes occur when a wax candle burns?

Answer 1

Answer:

Physical change:Those changes in which no new substance are formed,it is known as physical changes.

Chemical change:Those change in which new substances are formed with new properties,it is known as chemical changes.

when a wax candle burns it is an example of chemical change.

Answer 2

It is both a physical and chemical change.Because when a wax melts different constituents of chemicals are formed.It is a physical change because when a wax melts it is temporary