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प्रश्न
Complete and balance the following equation:
Cu + HNO3 → NO2 + ________+ _________
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उत्तर
Cu + 4HNO3 → Cu(NO3)2 + 2NO2 + 2H2O
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संबंधित प्रश्न
Give two chemical equations for the following:
Nitric acid acting as the oxidizing agent.
How will you prepare the following from nitric acid?
Aqua regia
Give reason for the following:
Commercial nitric acid is yellow in colour, but when it is diluted with water, it turns colourless.
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 the balanced equation for the equation preparation of nitric acid from potassium nitrate.
The first step in the manufacture of nitric acid is the catalytic oxidation of ammonia. What is the name of the catalyst?
Write the equation for the laboratory preparation of nitric acid from potassium nitrate and concentrated sulphuric acid.
State, what is observe when nitric acid is kept in a reagent bottle for a long time.
Identify the gas evolved when sulphur is treated with concentrated nitric acid.
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.
