What is the formula of sodium nitrate?

CHEMISTRY · Single correct · CBSE · Chemistry · Atoms and Molecules · Atoms and Molecules

Problem

What is the formula of sodium nitrate? (1) NaNO2\text{NaNO}_2 (2) NaNO3\text{NaNO}_3 (3) Na3N\text{Na}_3\text{N} (4) S3N2\text{S}_3\text{N}_2

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