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प्रश्न
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.)
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उत्तर
When concentrated sulphuric acid is added to copper sulphate - 5 water, its colour change to white.
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संबंधित प्रश्न
Why is H2SO4 is not used as a drying agent for H2S?
Give reason for the following:
Ammonia gas cannot be dried by passing through concentrated sulphuric acid.
Give reason for the following:
H2SO4 cannot be prepared by heating sodium sulphate with conc. HCl or HNO3
How are the following conversion brought about? Give equation and condition:
Oxalic acid to carbon monoxide.
Describe the reaction that show
Dilute sulphuric acid behaves as dibasic acid.
Write balanced equation for the reaction of dilute sulphuric acid with the following:
Copper carbonate
Write the equation for the laboratory preparation of the following salts, using sulphuric acid.
Lead sulphate from lead nitrate.
State your observation for the following case :
Moist blue litmus is introduced into a gas jar of sulphur dioxide.
What property of sulphuric acid is shown by the reaction of concentrated sulphuric acid when heated with :
(i) Potassium nitrate
(ii) carbon
The gas evolved when dilute sulphuric acid reacts with iron sulphide.
