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प्रश्न
Write the balanced chemical equation for the following conversion:
Copper sulphate from copper and concentrated sulphuric acid.
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उत्तर
\[\ce{Cu + 2H2SO4 -> CuSO4 + 2H2O + SO2}\]
संबंधित प्रश्न
Give balanced chemical equations for the action of sulphuric acid on the following:
Potassium hydrogen carbonate.
Quicklime is not used to dry HCl gas because _____.
Distinguish between the given pair of compounds using the test given within brackets:
Sodium nitrate and sodium sulphite (using dilute sulphuric acid).
Which property of sulphuric acid is shown by the reaction of the concentrated sulphuric acid with carbon?
Name the products formed when hot and concentrated sulphuric acid reacts with Copper.
Give reason for the following:
Ammonia gas cannot be dried by passing through concentrated sulphuric acid.
Give reason for the following:
When concentrated sulphuric acid is added to blue crystalline copper sulphate, it turns powdery white.
Sulphuric acid can be used to prepare a number of gases in the laboratory. Write balanced equation for the reaction from which the folllowing gas are obtained, using dilute sulphuric acid as one of the reactant : Sulphur dioxide
In the given equation identify the role played by concentrated sulphuric acid S + 2H2SO4→ 3SO2 + 2H2O
Write the observation for the following:
Decomposition of bicarbonates by dil. H2SO4.
\[\ce{2NaHCO3 + H2SO4 -> Na2SO4 + 2H2O + 2CO2}\]
