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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.
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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 The dehydrating property of conc. Sulphuric acid with sugar.
Give two balanced reactions of the type to show the following property of sulphuric acid:
Oxidising agent
Define the following term : Dehydrating agent
Choose the current answer from the options given below :
The catalyst used for the oxidation of SO2 to SO3 in contact process is
Write balanced equation for the reaction of dilute sulphuric acid with the following:
Lead nitrate solution
In this question, you required to supply the word (or words) that will make the sentence correct. Rewrite the copper statement.
Copper sulphate crystals are dehydrate by sulphuric acid.
Write the equation for the laboratory preparation of the following salts, using sulphuric acid.
Copper sulphate from copper.
State your observation of the following case:
When dilute hydrochloric acid is added to sodium carbonate crystals.
Convert the following reaction into a balanced chemical equation:
Sodium hydroxide to sodium sulphate using sulphuric acid.
Hydrogen chloride gas is prepared in the laboratory by the action of concentrated sulphuric acid on sodium chloride.
State the method of collection of the gas formed above.
