What is the chemical formula of calcium carbonate?

Type: MCQ • Marks: 1

A. CaCO₃

B. Ca(HCO₃)₂

C. CaSO₄

D. CaO

Explanation

Calcium carbonate consists of Ca²⁺ and CO₃²⁻ ions combined in a 1:1 ratio (CaCO₃).

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Class 9th Science (MCQ)

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