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प्रश्न
The following are the typical properties of dilute acid. Complete them by inserting suitable words:
Active metal + acid → ______ + ______
उत्तर
Active metal + acid → metallic salt + hydrogen
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संबंधित प्रश्न
Comment, sulphuric acid is referred to as Oil of vitriol.
Give reasons for the following:
Sulphuric acid forms two types of salts with \[\ce{NaOH}\].
Give reason for the following:
When diluting concentrated sulphuric acid, the acid should be added to water and not water to the acid.
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 ?
Some properties of sulphuric acid are listed below. Choose the property A, B, C or D which is responsible for the reaction (a) to (e). Some properties may be repeated.
A. Acid
B. Dehydrating agent
C. Non-volatile acid
D. Oxidizing agent
(a) \[\ce{C12H22O11 + nH2SO4 -> 12C + 11H2O + nH2SO4}\]
(b) \[\ce{S + 2H2SO4 -> 3SO2 + 2H2O}\]
(c) \[\ce{NaCl + 2H2SO4 -> NaHSO4 + HCl}\]
(d) \[\ce{CuO + 2H2SO4 -> CuSO4 + H2O}\]
(e) \[\ce{Na2CO3 + H2SO4 -> Na2SO4 + H2O + CO2}\]
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).
Name the following:
A sulphate insoluble in water.
Write a balanced chemical equation when hot and concentrated sulphuric acid reacts with the following:
Sulphur
The following are the typical properties of dilute acid. Complete them by inserting suitable words:
Carbonate/hydrogen carbonate + Acid → ______ + ______ + ______
