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प्रश्न
Give a balanced chemical equation for Action of conc. Nitric acid on Sulphur
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उत्तर
S + 6HNO3 
H2SO4 + 2H2O + 6NO2
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संबंधित प्रश्न
Fill in the blanks using the appropriate words given below :
(Sulphur dioxide, nitrogen dioxide, Nitric oxide, Sulphuric acid)
Cold, dilute nitric acid reacts with copper to give ___________.
Name the gas that is produced in the given cases :
Sulphur is oxidized by concentrated nitric acid.
- 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.
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 laboratory is yellow in colour why? How is this colour removed?
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.
What is the oxidizing agent in ostwald process ?
Write equation to show the reaction between the following:
Copper and concentrated nitric acid.
Write equation to show the reaction between the following:
Copper oxide and dilute nitric acid.
