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प्रश्न
What do you observe when?
Concentrated nitric acid is dropped on a hot surface?
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उत्तर
Reddish brown fumes of nitrogen dioxide are observed.
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संबंधित प्रश्न
Name a metal nitrate which on heating is changed into metal oxide.
Give reason for the following:
Conc. Nitric acid renders iron passive.
Write balanced equation and name the product formed when :
Concentrated nitric acid is heated.
What happens when (Given balanced equation):
Nitric acid is added to Kl (aq)?
What happen when (Given balanced equation):
Nitric acid is added to washing soda and the resulting gas is passed through a freshly prepared lime water?
Complete and balance the following equation :
SO2 + HNO3 → ______________
Choose the correct answer from the option given below :
When treated with nitric acid which of the following liberate hydrogen?
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.
Name (formula is not acceptable) the gas produced in the following reaction:
On warming ammonium sulphate with sodium hydroxide solution.
Explain why only all-glass apparatus should be used for the preparation of nitric acid by heating concentrated sulphuric acid and potassium nitrate.
