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प्रश्न
What would you see, when a crystal of CuSO4.5H2O is placed in concentrated sulphuric acid? Give reason to explain your observation.
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उत्तर
When crystals of CuSO4.5H2O is placed in concentrated sulphuric acid, it removes the water of crystallization of hydrated salt and renders them anhydrous. Its colour change to white.
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संबंधित प्रश्न
Write balanced chemical equations to show The dehydrating property of conc. Sulphuric acid with sugar.
The acid which is used in the preparation of a volatile acid
Name the following:
Products obtained by treating zinc with dilute sulphuric acid.
How are the following conversion brought about? Give equation and condition:
Oxalic acid to carbon monoxide.
Choose the current answer from the options given below :
The catalyst used for the oxidation of SO2 to SO3 in contact process is
Give reason for the following:
Concentrated sulphuric acid is kept in airtight bottles.
What would you observe in the following case:
Sugar crystals are added to a hard glass test tube containing concentrated sulphuric acid.
State one appropriate observation of the following:
Concentrated sulphuric acid is added dropwise to a crystal of hydrated copper sulphate.
The gas evolved when dilute sulphuric acid reacts with iron sulphide.
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.
