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प्रश्न
How will you prepare the following from nitric acid?
Sodium nitrate
उत्तर
Sodium nitrate can be prepared by the action of dil. \[\ce{HNO3}\] on sodium bicarbonate or sodium carbonate.
\[\ce{\underset{Sodium bicarbonate}{NaHCO3} + HNO3_{(dil)} -> \underset{Sodium nitrate}{NaNO3} + CO2 + H2O}\]
\[\ce{\underset{Sodium carbonate}{Na2CO3} + 2HNO3_{(dil)} -> \underset{Sodium nitrate}{2NaNO3} + CO2 + H2O}\]
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