Advertisements
Advertisements
प्रश्न
Give a balanced chemical equation for Laboratory preparation of Nitric acid.
उत्तर
Nitric acid is prepared by the reaction of conc. sulphuric acid with potassium or sodium nitrate.
\[\ce{KNO3 + H2SO4 ->[<200°C] KHSO4 + HNO3}\]
\[\ce{NaNO3 + conc{.} H2SO4 -> NaHSO4 + 2HNO3}\]
APPEARS IN
संबंधित प्रश्न
Name the gas evolved when the following mixtures are heated:
Sodium Nitrite and Ammonium Chloride
Name the products formed when carbon and conc. nitric acid is heated.
Explain with the help of a balanced equation, the brown ring test for nitric acid.
Brown ring disappear if the test tube is disturbed.
Give reason for the following:
In laboratory preparation of nitric acid all the apparatus including cork should be made up of glass.
What happens when (Given balanced equation):
Nitric acid is added to Kl (aq)?
Choose the correct answer from the option given below :
Nitric acid on standing develops brownish colour which may be attributed to the presence of :
Give reason for the following:
Commercial concentrated nitric acid is yellow in colour, but when it is dilute with water, it turns colourless.
Give one chemical test for nitric acid.
Write the equation for the reaction:
Aluminum, Nitride and Water.
Explain why nitric acid is kept in a reagent bottle for a long time.
