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प्रश्न
Describe the reaction that show
Concentrated sulphuric acid is a dehydrating agent.
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उत्तर
Concentrated sulphuric acid as dehydrating agent as it removes water of crystallization of hydrated salts and renders them anhydrous.
\[\ce{CuSO4.5H2O ->[H2SO4] CuSO4 + 5H2O}\]
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संबंधित प्रश्न
How will you distinguish between dilute hydrochloric acid and dilute sulphuric acid using lead nitrate solution?
State the conditions required for the given reaction to take place:
Any two conditions for the conversion of sulphur dioxide to sulphur trioxide
Define the following term : Hygroscopic substance
Name the following :
The precipitate obtained by treating aqueous lead nitrate with dilute sulphuric acid.
Give reason for the following:
When solution of sulphur dioxide is exposed to air, it gets converted to sulphuric acid.
Give reason for the following:
When concentrated sulphuric acid is added to blue crystalline copper sulphate, it turns powdery white.
Write balanced equation for the reaction of dilute sulphuric acid with the following:
Lead nitrate solution
State one appropriate observation of the following:
Concentrated sulphuric acid is added dropwise to a crystal of hydrated copper sulphate.
Give one equation to show the following property of sulphuric acid:
As a non-volatile acid
Give balanced chemical equation to prepare the following salt:
Lead sulphate from lead carbonate
