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प्रश्न
State one appropriate observation of the following:
Concentrated sulphuric acid is added dropwise to a crystal of hydrated copper sulphate.
उत्तर
When conc. H2SO4 is added to a crystal of hydrated copper sulphate, it removes water of crystallisation from salt.
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संबंधित प्रश्न
Write balanced chemical equations to show how SO3 is converted to Sulphuric acid in the contact process.
Identify the acid in the case:
The acid on mixing with lead nitrate solution produces a white precipitate, which is insoluble even on heating.
Give two balanced reactions of the type to show the following property of sulphuric acid:
Acidic nature.
Name the products formed when hot and concentrated sulphuric acid reacts with Copper.
Define the following term : Hygroscopic substance
Give reason for the following:
Cotton clothes get burnt with concentrated sulphuric acid.
Give examples of the use of sulphuric acid as
Non-volatile acid
In the given equation identify the role played by concentrated sulphuric acid S + 2H2SO4→ 3SO2 + 2H2O
Give one equation to show the following properties of sulphuric acid:
As a non-volatile acid
Hydrogen chloride gas is prepared in the laboratory by the action of concentrated sulphuric acid on sodium chloride.
What is the property of sulphuric acid that makes it a suitable reagent for the reaction?
