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प्रश्न
Which property of sulphuric acid accounts for its use as a dehydrating agent?
उत्तर
Sulphuric acid is a powerful dehydrating agent on account of its strong affinity towards water.
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संबंधित प्रश्न
How are the following conversion brought about? Give equation and condition:
Sulphur trioxide to oleum.
How are the following conversion brought about? Give equation and condition:
Aqueous lead nitrate to lead sulphate.
How are the following conversion brought about? Give equation and condition:
Aqueous barium chloride to barium sulphate.
Name the following:
A sulphate insoluble in water.
Sulphuric acid is manufactured by the contact process.
Name the chemical used to dissolve \[\ce{SO3}\] and also name the product formed. Give all the main reactions to this process.
Some properties of sulphuric acid are listed below. Choose the property A, B, C or D which is responsible for the reactions (i) to (v). Some properties may be repeated:
- Typical acid
- Dehydrating agent
- Non-volatile acid
- Oxidizing agent
- \[\ce{C12H22O11 + nH2SO4 -> 12C + 11H2O + nH2SO4}\]
- \[\ce{S + 2H2SO4 -> 3SO2 + 2H2O}\]
- \[\ce{NaCl + H2SO4 -> NaHSO4 + HCl}\]
- \[\ce{CuO + H2SO4 -> CuSO4 + H2O}\]
- \[\ce{Na2CO3 + H2SO4 -> Na2SO4 + H2O + CO2}\]
Concentrated sulphuric acid is both an oxidizing agent and a non-volatile acid. Write one equation. Each illustrates the above-mentioned properties of sulphuric acid.
The following are the typical properties of dilute acid. Complete them by inserting suitable words:
Sulphite/hydrogen sulphite + Acid → ______ + ______ + ______
The following are the typical properties of dilute acid. Complete them by inserting suitable words:
Sulphide + Acid → ______ + ______
State the observation for the following, when:
Concentrated sulphuric acid is added to carbon.
