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प्रश्न
Give reason for the following:
Concentrated nitric acid is brown in colour.
उत्तर
Concentrated nitric acid is brown in colour due to the presence of nitrogen dioxide formed by heating the acid.
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संबंधित प्रश्न
Write a balanced equation and name the products formed when:
zinc reacts with dilute nitric acid
How will you prepare the following from nitric acid?
copper nitrate
How will you prepare the following from nitric acid?
Magnesium nitrate
How will you prepare Aqua regia from nitric acid?
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 a balanced equation for the production of nitrogen dioxide using copper.
When nitric acid is prepared by the action of concentrated sulphuric acid on potassium nitrate. what is the special feature of the apparatus used?
Explain the following:
Dilute nitric acid is generally considered a typical acid but not so in its reaction with metals.
Explain the following:
Concentrated nitric acid appears yellow when it is left standing in a glass bottle.
What is the property of nitric acid which allows it to react with copper?
