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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
Give balanced chemical equations for the action of sulphuric acid on the following:
Potassium hydrogen carbonate.
Give reason for the following:
When concentrated sulphuric acid is added to blue crystalline copper sulphate, it turns powdery white.
How will you distinguish between dilute H2SO4 and conc. H2SO4 ?
What would you see, when a crystal of CuSO4.5H2O is placed in concentrated sulphuric acid? Give reason to explain your observation.
Write balanced equation for the reaction of dilute sulphuric acid with the following:
Zinc hydroxide
Write balanced equation for potassium hydrogen carbonate and dilute sulphuric acid.
Give one equation to show the following property of sulphuric acid:
Acidic nature
Name the acid formed when sulphur dioxide dissolves in water.
Name the gas released when sodium carbonate is added to a solution of sulphur dioxide.
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.
