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प्रश्न
Write the equation for the laboratory preparation of the following salts, using sulphuric acid.
Sodium Sulphate from sodium carbonate.
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उत्तर
Na2CO3 + H2SO4 → Na2SO4 + H2O + CO2
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संबंधित प्रश्न
Give two balanced reactions of the type to show the following property of sulphuric acid:
Acidic nature
Name the following:
Products obtained by treating zinc with dilute sulphuric acid.
Give reason for the following:
Ammonia gas cannot be dried by passing through concentrated sulphuric acid.
Choose the current answer from the options given below :
The catalyst used for the oxidation of SO2 to SO3 in contact process is
The following statement is correct only under certain conditions. Rewrite the statement including the appropriate conditions.
Oxalic acid reacts with sulphuric acid to produce carbon monoxide and carbon dioxide.
Name the catalyst used in the process.
What would you see, when a crystal of CuSO4.5H2O is placed in concentrated sulphuric acid? Give reason to explain your observation.
State your observation for the following case:
Paper soaked in potassium permanganate solution is introduced into a gas jar of sulphur dioxide.
Write balanced chemical equation to show :
The oxidizing action of conc.sulphuric acid on carbon
Write the observation for the following:
Decomposition of bicarbonates by dil. H2SO4.
\[\ce{2NaHCO3 + H2SO4 -> Na2SO4 + 2H2O + 2CO2}\]
