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प्रश्न
Fill in the blank with appropriate word/words.
98% nitric acid is obtained by distilling 68% nitric acid with ________ under ______
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उत्तर
98% nitric acid is obtained by distilling 68% nitric acid with conc. H2SO4 under pressure.
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संबंधित प्रश्न
Explain the following:
An all-glass apparatus is used in the laboratory preparation of nitric acid.
Name the products formed when carbon and conc. nitric acid is heated.
What is meant by the following term?
Fuming nitric acid
Give reason for the following:
Aluminum does not react with nitric acid of any concentration.
Complete and balance the following equation :
HNO3 + FeSO4 + H2SO4 → ______________
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 balanced equation for the equation preparation of nitric acid from potassium nitrate.
State, what is observe when nitric acid is kept in a reagent bottle for a long time.
Copy and complete the following table relating to important industrial processes output refers to the product of the process not the intermediate steps.
| Name of process | Inputs | Catalyst | Equation for catalysed reaction | Output |
| Haber process | Hydrogen + | |||
|
Ammonia + |
Nitric acid |
Explain why only all-glass apparatus should be used for the preparation of nitric acid by heating concentrated sulphuric acid and potassium nitrate.
