What happens when a mixture of iron filings and sulfur powder is heated strongly?

Type: MCQ • Marks: 1

A. Iron dissolves in sulfur

B. Sulfur sublimes completely

C. They form a physical solution

D. They react chemically to form iron sulfide (FeS) compound

Explanation

Heating iron and sulfur triggers an exothermic chemical reaction forming iron sulfide compound.

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Class 9th Science (MCQ)

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