Question

2. A mixture of iron filings and sulphur powder is
ground thoroughly to form a powder, which is
spread on a white sheet of paper. What would be
observing ?

I need a step by step explanation please...​

Answer 1

Answer:

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.

Answer 2

Answer:

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.