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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
Name the products formed when hot and concentrated sulphuric acid reacts with Sulphur.
What would you observe in the following case?
Hot concentrated sulphuric acid is added to sodium chloride crystals.
How are the following conversion brought about? Give equation and condition:
Sodium chloride to hydrogen chloride.
Describe the reaction that show
Concentrated sulphuric acid is a dehydrating agent.
How will you distinguish between dilute H2SO4 and conc. H2SO4 ?
Write balanced equation for the reaction of dilute sulphuric acid with the following:
Lead nitrate solution
Write the equation of the following reaction :
Concentrated sulphuric acid is poured over sugar
State two observations when
A few crystals of KNO3 are heated in a hard glass tube
Identify the gas evolved and give the chemical test in the following case:
Dilute hydrochloric acid reacts with sodium sulphite.
Give a chemical test to distinguish between dilute sulphuric acid and dilute hydrochloric acid (using lead nitrate solution).
