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प्रश्न
What would you observe in the following case?
Hot concentrated sulphuric acid is added to sodium chloride crystals.
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उत्तर
When hot concentrated sulphuric acid is added to sodium chloride crystals then white dense fumes are seen if a rod dipped in ammonia solution is brought near it.
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संबंधित प्रश्न
In the contact process for the manufacture of sulphuric acid give the equations for the conversion of sulphur trioxide to sulphuric acid.
Give one equation to show the following properties of sulphuric acid:
As a non-volatile acid
Give two balanced reactions of the type to show the following property of sulphuric acid:
Acidic nature
Name the following :
The precipitate obtained by treating aqueous lead nitrate with dilute sulphuric acid.
Give reason for the following:
When barium chloride is added to dilute sulphuric acid, a white precipitate is formed.
Give reason for the following:
Ammonia gas cannot be dried by passing through concentrated sulphuric acid.
Distinguish between the following pair of compounds using the test given with brackets:
Dilute sulphuric acid and dilute hydrochloric acid (using barium chloride solution)
Identify the gas evolved and give the chemical test in the following case:
Dilute hydrochloric acid reacts with iron (II) sulphide.
Give a chemical test to distinguish between dilute sulphuric acid and dilute hydrochloric acid (using lead nitrate solution).
The property exhibited by concentrated sulphuric acid when it is used to prepare hydrogen chloride gas from potassium chloride is ______.
