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प्रश्न
Give reason for the following:
H2SO4 cannot be prepared by heating sodium sulphate with conc. HCl or HNO3
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उत्तर
As sulphuric acid is non volatile, it is used to prepare volatile acids like HCl and HNO3. Thus these acids cannot be used to prepare sulphuric acid.
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संबंधित प्रश्न
Name the products formed when hot and concentrated sulphuric acid reacts with Carbon.
Name the Following:
The property used to prepare HCl and HNO3 from H2SO4.
Describe the reaction that show
Dilute sulphuric acid behaves as dibasic acid.
What do you observe when barium chloride solution is added to dilute sulphuric acid ?
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
Which property of sulphuric acid accounts for its use as a dehydrating agent ?
Identify the salts P and Q from the observation given below:
On performing the flame test salt P produces a lilac coloured flame and its solution gives a white precipitate with silver nitrate solution. Which is soluble in ammonium hydroxide solution.
The salt is formed when concentrated sulphuric acid reacts with KNO3 above 200°C.
