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प्रश्न
Account for the yellow colour that appears in concentrated nitric acid when it is left standing in an ordinary glass bottle.
उत्तर
In a glass apparatus nitric acid gets decomposed by sunlight. Yellowish brown colour of nitric acid is due to the presence of nitrogen dioxide formed due to thermal decomposition of nitric acid.
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संबंधित प्रश्न
Name the gas evolved when the following mixtures are heated:
Sodium Nitrite and Ammonium Chloride
Explain the following:
Concentrated nitric add appears yellow when it is left standing in a glass bottle.
Ammonia is used in the Ostwald process.
Give the sources of reactants used in this process.
Name the Following:
Gas obtained by treating manganese with 1% nirtric acid.
Name the Following:
Two coloured nitrates.
What is the purpose of Conc. H2SO4 in the above preparation?
What do you observe when?
Scrap zinc is heated with conc. HNO3?
Write a balanced equation for following :
Laboratory preparation nitric acid.
Write the equation for the reaction of dilute nitric acid with copper.
What is the property of nitric acid which allows it to react with copper?
