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प्रश्न
What would you observe in the following case?
100ml of 98% sulphuric acid is kept open.
उत्तर
When 100ml of 98% sulphuric acid is kept in open it absorbs water vapours from atmosphere and its level goes up.
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संबंधित प्रश्न
Write a balanced chemical equation for each of the following reactions :
Action of dilute sulphuric acid on zinc sulphide.
How are the following conversion brought about? Give equation and condition:
Sulphur trioxide to oleum.
In using sulphuric acid to prepare other acids, as mentioned above, which property of sulphuric acid is used ?
Making use only of substances chosen from those given below:
Dilute sulphuric acid
Sodium carbonate
Zinc
Sodium sulphite
Lead
Salcium carbonate
Give the equation for the reaction by which you could obtain:
(i) Hydrogen
(ii) Sulphur dioxide
(iii) Carbon dioxide
(iv) Zinc Carbonate (two steps required).
Sulphuric acid is manufactured by the contact process.
Why \[\ce{H2SO4}\] is not obtained by directly reacting \[\ce{SO3}\] with water.
Write a balanced chemical equation when hot and concentrated sulphuric acid reacts with the following:
Copper
What property of conc. \[\ce{H2SO4}\] is made use of the following case? Give an equation for the reaction on the same:
Its reaction with ethanol.
Which property of sulphuric acid accounts for its use as a dehydrating agent?
The following are the typical properties of dilute acid. Complete them by inserting suitable words:
Base + Acid → ______ + ______
What property of Sulphuric acid is exhibited in the following case?
In the preparation of HCI gas when it reacts with Sodium chloride.
