Question

Q16. Assertion (A) : Burning of a candle is considered a physical as well as chemical change. Reason (R): Melting of wax is a physical change melted wax turns into vapours and then bums which is a chemical change. a) Both A and R are true and R is the correct explanation of A. b) Both A and R are true but R is not the correct explanation of A. c) A is true but R is false.
d) A is false but R is true.

Answer 1

Answer:

(A) Both A and R are true and R is the correct explanation of A

Answer 2

Answer:

Both A and R are true and R is a the correct explanation of A

Explanation:

The burning of candle is considered to be both physical and chemical change because on heating the wax on the candle keeps on melting.And it can again turn into a solidwax when it cools down ,so it is reversible change