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प्रश्न
State, what is observe when nitric acid is kept in a reagent bottle for a long time.
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उत्तर
If nitric acid is kept in a bottle for long time then it will become brown in colour.
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संबंधित प्रश्न
Name the Following:
Gas obtained by treating manganese with 1% nirtric acid.
Name the Following:
Product obtained by heating concentrated nitric acid.
What is the purpose of Conc. H2SO4 in the above preparation?
Why is the temperature maintained at 200°C in the above reaction?
- Name the process used for the manufacture of nitric acid.
- What are the reactants required for it and what are their sources?
- In which ratio reactants are taken in this process?
- Name the catalyst used in the process.
- What is the oxidizing agent in this process?
- Write the equations involved.
Give three equations of the reaction to prove that nitric acid is an acid.
Give reason for the following:
Aqua regia dissolves gold and platinum.
Complete and balance the following equation:
Cu + HNO3 → NO2 + ________+ _________
Name (formula is not acceptable) the gas produced in the following reaction:
By the action of concentrated nitric acid on copper.
Account for the yellow colour that appears in concentrated nitric acid when it is left standing in an ordinary glass bottle.
