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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.
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संबंधित प्रश्न
Give balanced chemical equations for the action of sulphuric acid on the following:
Sulphur
Distinguish between the given pairs of compounds using the test given within brackets:
Dilute sulphuric acid and dilute hydrochloric acid (using barium chloride solution)
Give one equation to show the following properties of sulphuric acid:
Acidic nature
Give reason for the following:
When carbon is heated with concentrated sulphuric acid, carbon dioxide is formed.
Sulphuric acid can be used to prepare a number of gases in the laboratory. Write balanced equation for the reaction from which the folllowing gas are obtained, using dilute sulphuric acid as one of the reactant : Hydrogen
Give one equation to show the following property of sulphuric acid:
Acidic nature
Give balanced chemical equation to prepare the following salt:
Sodium sulphate using dilute sulphuric acid
Give two balanced reactions of the type to show the following property of sulphuric acid:
Dehydrating nature
Name the acid formed when sulphur dioxide dissolves in water.
The gas evolved when dilute sulphuric acid reacts with iron sulphide.
