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प्रश्न
Why is H2SO4 is not used as a drying agent for H2S?
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उत्तर
Sulphuric acid is not used as a drying agent for H2S because it reacts with H2S to form sulphur.
\[\ce{H2SO4 + H2S -> 2H2O + SO2 + S↓}\]
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संबंधित प्रश्न
Write balanced chemical equations to show how SO3 is converted to Sulphuric acid in the contact process.
State your observations when Concentrated Sulphuric acid is added to Sugar Crystals
Name the following:
Products obtained by treating ferrous sulphide with dilute sulphuric acid.
Name the Following:
The property used to prepare HCl and HNO3 from H2SO4.
Give reason for the following:
When barium chloride is added to dilute sulphuric acid, a white precipitate is formed.
Give examples of the use of sulphuric acid as
An oxidizing agent
Choose the current answer from the options given below :
When conc. H2SO4 comes in contact with sugar, it becomes black due to
What would you observe in the following case:
Sugar crystals are added to a hard glass test tube containing concentrated sulphuric acid.
Complete the table given below:
| Name of the process | Reactants | Acid product formed |
| (a) ______ | Nitrogen dioxide + water + oxygen | (b) ______ |
| (c) ______ | Oleum + water | Sulphuric acid |
Rewrite the following statement by adding the correct word, as shown in the example:
|
Example: Given Statement: Ammonia changes moist red litmus to blue. Correct Statement: Aqueous ammonia changes moist red litmus to blue. |
Sulphuric acid acts as a dehydrating agent.
