Advertisements
Advertisements
प्रश्न
How is nitric acid prepared in laboratory?
Advertisements
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
Write a balanced equation for the action of heat on a mixture of copper and concentrated nitric acid.
How will you prepare the following from nitric acid?
Sodium nitrate
How will you prepare the following from nitric acid?
Aqua regia
Name a metal nitrate which on heating is changed into metal.
Write balanced equation and name the product formed when :
Concentrated nitric acid is heated.
Name the product, catalyst and approximate temperature maintained in Ostwald's process. How is the temperature maintained in the Ostwald's process?
Name (formula is not acceptable) the gas produced in the following reaction:
On warming ammonium sulphate with sodium hydroxide solution.
Why does pure nitric acid take on a yellowish brown colour when exposed to light?
What happens when
NH3 solution is added to CuSO4 solution drop by drop and then in excess.
Explain why nitric acid is kept in a reagent bottle for a long time.
