Question

Mixing and grinding of iron and Sulphur gives a mixture whereas on heating them together a
compound. Give reason.

Answer 1

Answer:

Hey your answer is here

Explanation:

When iron filings and sulphur powder are mixed and heated they undergo a chemical reaction and form ferrous sulphide (FeS). It is a new substance which has properties entirely different from Fe and S. Therefore, heating of mixture of iron and sulphur powder is a chemical change.