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प्रश्न
How does sulphuric acid occur in nature?
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उत्तर
Sulphuric acid is found in some of the hot springs.
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संबंधित प्रश्न
What is the name given to the salts of sulphurous acid?
Name the following:
Solution obtained by dissolving sulphur trioxide in 98% sulphuric acid.
Fill in the blank with appropriate word/words :
For the reaction SO2 + O2⇌ SO3 + Heat, the favourable conditions are _________ and __________.
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) \[\ce{Na2CO3 + H2SO4 -> Na2SO4 + H2O + CO2}\]
HCl, HNO3 and H2SO4 are formulae of three compounds. Which of these compounds has the highest boiling point and which has the lowest?
Sulphuric acid is manufactured by the contact process.
Name the chemical used to dissolve SO3 and also name the product formed. Give all the main reactions to this process.
Write a balanced chemical equation:
When hot and concentrated sulphuric acid reacts with the sugar.
Write a balanced chemical equation:
When hot and concentrated sulphuric acid reacts with the carbon.
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
- \[\ce{C12H22O11 + nH2SO4 -> 12C + 11H2O + nH2SO4}\]
- \[\ce{S + 2H2SO4 -> 3SO2 + 2H2O}\]
- \[\ce{NaCl + H2SO4 -> NaHSO4 + HCl}\]
- \[\ce{CuO + H2SO4 -> CuSO4 + H2O}\]
- \[\ce{Na2CO3 + H2SO4 -> Na2SO4 + H2O + CO2}\]
The following is the typical property of dilute acid. Complete it by inserting suitable words:
\[\ce{Sulphide + Acid -> \underline{\phantom{.......}} + \underline{\phantom{.......}}}\]
