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प्रश्न
Rewrite the following statement by adding the correct word, as shown in the example:
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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.
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उत्तर
Concentrated sulphuric acid acts as a dehydrating agent.
Explanation:
Conc. \[\ce{H2SO4}\] has a strong affinity for water and so reduces it from the molecule, whereas dilute acid dissolves in water.
संबंधित प्रश्न
Write balanced chemical equations to show The dehydrating property of conc. Sulphuric acid with sugar.
Give reason for the following:
When barium chloride is added to dilute sulphuric acid, a white precipitate is formed.
Give reason for the following:
Ammonia gas cannot be dried by passing through concentrated sulphuric acid.
How are the following conversion brought about? Give equation and condition:
Dilute sulphuric acid to hydrogen.
How are the following conversion brought about? Give equation and condition:
Sodium chloride to hydrogen chloride.
In this question, you required to supply the word (or words) that will make the sentence correct. Rewrite the copper statement.
Copper sulphate crystals are dehydrate by sulphuric acid.
What do you see when concentrated sulphuric acid is added to copper sulphate-5-water ( You are not required to say what is happing, nor is it necessary to name the products.)
Which concentrated acid oxidizes sulphur directly to sulphuric acid ? Write the equation for the same. What is the name of the process by which sulphuric acid is manufactured ? Name the catalyst used in the process.
Name the acid formed when sulphur dioxide dissolves in water.
Hydrogen chloride gas is prepared in the laboratory by the action of concentrated sulphuric acid on sodium chloride.
Give a balanced chemical equation for the above reaction.
