What is the chemical formula of ferric oxide (iron(III) oxide)?

Type: MCQ • Marks: 1

A. FeO

B. FeSO₄

C. Fe₂O₃

D. Fe₃O₄

Explanation

Iron(III) has valency 3 and oxygen has valency 2, yielding Fe₂O₃.

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Class 9th Science (MCQ)

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