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प्रश्न
What would you observe in the following case:
Copper is heated with concentrated nitric acid in a hard glass test tube.
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उत्तर
Brown fumes of nitrogen dioxide are produced. Copper reacts with concentrated nitric acid to produce copper nitrate, water and nitrogen dioxide.
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संबंधित प्रश्न
Write a balanced equation for the action of heat on a mixture of copper and concentrated nitric acid.
Write a balanced equation and name the products formed when cupric oxide reacts with nitric acid.
How will you prepare the following from nitric acid?
Aqua regia
What is meant by the following term?
Decrepitation
Give reason for the following:
Conc. Nitric acid renders iron passive.
Complete and balance the following equation :
Pt + HNO3 + HCl → ___________
Choose the correct answer from the option given below :
Nitric acid on standing develops brownish colour which may be attributed to the presence of :
Dilute nitric acid is generally considered a typical acid except for its reaction with metals. In what way is dilute nitric acid different from other acids when it reacts with metals?
Explain, why only all glass apparatus should be used for the preparation of nitric acid by heating concentrated sulphuric acid and potassium nitrate.
Balanced equation of oxidation of carbon with concentrated HNO3
