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प्रश्न
How is nitric acid prepared in laboratory?
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उत्तर
In laboratory, nitric acid is prepared by heating a mixture of concentrated sulphuric acid and potassium or sodium nitrate with Conc. H2SO4 at 200°C.
\[\ce{KNO3 + H2SO4 -> KHSO4 + HNO3}\]
APPEARS IN
संबंधित प्रश्न
Name the gas evolved when the following mixtures are heated.
Sodium Nitrite and Ammonium Chloride
Explain the following:
Dilute nitric acid is generally considered a typical acid but not so in its reaction with metals.
Name the catalyst used in Ostwald process.
Brown ring disappear if the test tube is disturbed.
Give reason for the following :
Nitric acid usually does not yield hydrogen from acids.
Complete and balance the following equation :
SO2 + HNO3 → ______________
Explain, why only all glass apparatus should be used for the preparation of nitric acid by heating concentrated sulphuric acid and potassium nitrate.
Write a balanced equation for following :
Reaction of ammonia with nitric acid
Write a balanced equation for following :
Laboratory preparation nitric acid.
What happens when
NH3 solution is added to CuSO4 solution drop by drop and then in excess.
