Advertisements
Advertisements
प्रश्न
How is nitric acid prepared in a laboratory?
Describe the laboratory preparation of nitric acid.
Advertisements
उत्तर
In the laboratory, nitric acid is prepared by heating a mixture of Potassium nitrate (KNO3) or Sodium nitrate (NaNO3) with concentrated Sulphuric acid (H2SO4) below 200°C in an all-glass apparatus.
\[\ce{KNO3 + H2SO4 (conc.) ->[< 200°C] KHSO4 + HNO3}\]
संबंधित प्रश्न
Ammonia is used in the Ostwald process.
Name the oxidising agent used in this process.
In which ratio reactants are taken in Ostwald process?
Write the equations involved in Ostwald process.
What do you observe when?
Hydrogen sulphide is bubbled through conc. HNO3?
Write balanced equation for the preparation of nitric acid from potassium nitrate.
Write the balanced equation for the equation preparation of nitric acid from potassium nitrate.
Write the equation to show the reaction between the following:
Dilute nitric acid to produce carbon dioxide.
State, what is observe when nitric acid is kept in a reagent bottle for a long time.
Name the gas evolved:
The gas produced on heating sodium nitrate.
Explain why only all-glass apparatus should be used for the preparation of nitric acid by heating concentrated sulphuric acid and potassium nitrate.
