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प्रश्न
The diagram given below is a representation of the Industrial preparation of Nitric acid by Ostwald’s process. With respect to the process answer the following questions:
- Write the temperature and the catalyst required during the catalytic oxidation of ammonia.
- Give balanced chemical equation for the reaction occurring duringthe conversion of nitrogen dioxide to nitric acid.
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उत्तर
- 800°C and Pt
- \[\ce{4NO2 + 2H2O + O2 -> 4HNO2}\]
संबंधित प्रश्न
Name the gas that is produced in the given cases :
Sulphur is oxidized by concentrated nitric acid.
What is : aqua regia
What is the fixation of Nitrogen?
- Write a balanced chemical equation for the laboratory preparation of nitric acid.
- In the preparation of nitric acid from KNO3, concentrated hydrochloric acid is not used in place of concentrated sulphuric acid. Explain why?
- Conc. nitric acid prepared in the laboratory is yellow in colour. Why? How is this colour removed?
- Give reasons for the following:
In the laboratory preparation of nitric acid, the mixture of concentrated sulphuric acid and sodium nitrate should not be heated very strongly above 200°C.
Write a balanced equation and name the products formed when sodium hydrogen carbonate is added to nitric acid.
Name the Following:
Product obtained by the catalytic oxidation of ammonia.
Write the balanced equation for the following:
Action of concentrated nitric acid on copper.
Write down the word equation or balanced equation for the action of concentrated nitric acid on copper.
Fill in the blank using the appropriate words given below:
Hot, concentrated nitric add reacts with sulphur to form ______.
Write a balanced equation for following :
Action of conc. Nitric acid on sulphur
