Write the molecular formula of calcium carbonate.

Q.1 (B)(ii) Write the molecular formula of calcium carbonate.

Doubtly Asked 25 Oct 2026 ssc 10th Save WhatsApp Report

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Answer: CaCO₃

Calcium is Ca²⁺ and the carbonate ion is CO₃^2–; the charges balance one to one, so the formula is CaCO₃ (limestone, chalk, marble).

Doubtly AI · 25 Oct 2026 AI-verified · Oct 2026 Report

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