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प्रश्न
Why should the temperature of the reaction mixture of nitric acid not be allowed to rise above 200oC?
उत्तर
At high temperature, nitric acid decomposes and the glass apparatus may get damaged. Sodium formed at a higher temperature forms a hard crust which sticks to the walls of the retort.
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संबंधित प्रश्न
Explain the following:
Dilute nitric acid is generally considered a typical acid but not so in its reaction with metals.
Name the Following:
Product obtained by heating concentrated nitric acid.
Give reason for the following :
Nitric acid usually does not yield hydrogen from acids.
Write balanced equation and name the product formed when :
Cupric oxide reacts with nitric acid.
Write balanced equation and name the product formed when :
Zinc reacts with dilute nitric acid.
How will you prepare Aqua regia from nitric acid?
What do you observe when?
Hydrogen sulphide is bubbled through conc. HNO3?
Choose the correct answer from the option given below :
When treated with nitric acid which of the following liberate hydrogen?
Write balanced equation for the preparation of nitric acid from potassium nitrate.
The figure given below illustrates the apparatus used in the laboratory preparation of nitric acid.
- Name A (a liquid), B (a solid), and C (a liquid). (Do not give the formulae).
- Write an equation to show how nitric acid undergoes decomposition.
- Write the equation for the reaction in which copper is oxidised by concentrated nitric acid.
