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Question
Comment, sulphuric acid is referred to as King of chemicals.
Solution
Sulphuric acid is called the King of Chemicals because there is no other manufactured compound that is used by such a large number of key industries.
Some uses of sulphuric acid are:
- It is used as a laboratory reagent.
- In the manufacture of explosives, metallurgy.
- In storage batteries.
- In dyes and drugs.
- In the refining of petroleum.
- In fertillizers.
- To prepare other acids, etc.
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RELATED QUESTIONS
Comment, sulphuric acid is referred to as Oil of vitriol.
Give reasons for the following:
A piece of wood becomes black when concentrated sulphuric acid is poured on it.
Copy and complete the following table:
| Column 1 Substance reacted with acid |
Column 2 Dilute or concentrated acid |
Column 3 Gas |
| Hydrogen | ||
| Carbon dioxide | ||
| Only chlorine |
Name the following:
Solution obtained by dissolving sulphur trioxide in 98% sulphuric acid.
How are the following conversion brought about? Give equation and condition:
Sulphur trioxide to oleum.
Fill in the blank with appropriate word/words :
Oil of Vitriol is ___________
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) \[\ce{Na2CO3 + H2SO4 -> Na2SO4 + H2O + CO2}\]
The following are the typical properties of dilute acid. Complete them by inserting suitable words:
Base + Acid → ______ + ______
The following are the typical properties of dilute acid. Complete them by inserting suitable words:
Carbonate/hydrogen carbonate + Acid → ______ + ______ + ______
Arrange the following as per the instruction given in the bracket:
Sulphuric acid, Phosphoric acid, Acetic acid (increasing order of number of replaceable H atoms per molecule).
