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प्रश्न
Give a balanced chemical equation for the action of sulphuric acid on the following:
Potassium hydrogen carbonate
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उत्तर
\[\ce{2KHCO3 + H2SO4 -> K2SO4 + 2H2O + 2CO2 ^}\]
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संबंधित प्रश्न
Write a balanced chemical equation for the following:
Action of concentrated sulphuric acid on Sulphur.
State one relevant observation for given reactions:
Action of concentrated Sulphuric acid on hydrated copper sulfate
In the contact process for the manufacture of sulphuric acid give the equations for the conversion of sulphur trioxide to sulphuric acid.
Quicklime is not used to dry HCl gas because _____.
Give reason for the following:
When barium chloride is added to dilute sulphuric acid, a white precipitate is formed.
Give reason for the following:
When concentrated sulphuric acid is added to sugar/glucose, a black mass is left behind.
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.
Complete the following sentence, choosing the correct word from the given options.
"Concentrated sulphuric acid is used in the laboratory preparation of nitric acid and hydrochloric acid because it is ____________ in comparison to these two acids."
Dilute sulphuric acid will produce a white precipitate when added to a solution of ______.
Identify the gas evolved and give the chemical test in the following case:
Dilute hydrochloric acid reacts with iron (II) sulphide.
