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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
State one relevant observation for given reactions:
Action of concentrated Sulphuric acid on hydrated copper sulfate
Why is H2SO4 is not used as a drying agent for H2S?
Define the following term : Dehydrating agent
Name the following:
Products obtained by treating zinc with dilute sulphuric 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.
Copper sulphate from copper.
A, B, C and D summarize the properties of sulphuric acid depending on whether it is dilute or concentrated. Choose the property (A, B, C or D), depending on which is relevant to each of the preparations (i) to (ii).
A. Dilute acid (typical acid properties)
B. Non-volatile acid
C. Oxidizing agent
D. Dehydrating agent
(i) Preparation of hydrogen chloride.
(ii) Preparation of ethane from ethanol
(iii) Preparation of copper sulphate from copper oxide.
Name the anion present in the following compound:
Compound D, when warmed with dilute sulphuric acid, gives a gas that turns acidified dichromate solution green.
An acid obtained from concentrated nitric acid on reaction with Sulphur ______.
Hydrogen chloride gas is prepared in the laboratory by the action of concentrated sulphuric acid on sodium chloride.
Give a balanced chemical equation for the above reaction.
