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प्रश्न
Give balanced chemical equations for the action of sulphuric acid on the following:
Potassium hydrogen carbonate.
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उत्तर
An action of sulphuric acid on potassium hydrogen carbonate
2KHCO3 + H2SO4 → K2SO4 + 2H2O + 2CO2↑
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संबंधित प्रश्न
A, B, C, and D summarize the properties of sulphuric acid depending on whether it is dilute or concentrated.
A = Typical acid property
B = Non volatile acid
C = Oxidizing agent
D = Dehydrating agent
Choose the property (A, B, C or D) depending on which is relevant to each of the following
1) Preparation of Hydrogen chloride gas
2) Preparation of Copper sulphate from copper oxide.
3) An action of conc. Sulphuric acid on Sulphur.
Give balanced chemical equations for the action of sulphuric acid on the following:
Sulphur
Why is concentrated sulphuric acid kept in air tight bottles?
Give reason for the following:
When concentrated sulphuric acid is exposed to air, its volume increases and it becomes slightly dilute.
Copy and complete the following table.
Column 3 has the names of gases to be prepared using the substance you enter in column 1, along with dilute or concentrated sulphuric acid, as indicated in column 2.
| Column 1 | Column 2 | Column 3 |
| Substance reacted with acid | Dilute or concentrated sulphuric acid | Gas |
| Hydrogen | ||
| Carbon dioxide | ||
| Only chlorine |
Write the equation for the laboratory preparation of :
(i) Sodium sulphate using dilute sulphuric acid.
(ii) Lead sulphate using dilute sulphuric acid.
Give a balanced chemical equation for the action of sulphuric acid on the following:
Sulphur
Write balanced chemical equation to show :
The oxidizing action of conc.sulphuric acid on carbon
Dilute sulphuric acid will produce a white precipitate when added to a solution of ______.
State your observation of the following case:
When dilute hydrochloric acid is added to sodium carbonate crystals.
Name the acid formed when sulphur dioxide dissolves in water.
