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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 and name the products formed when cupric oxide reacts with nitric acid.
How will you prepare the following from nitric acid?
Aqua regia
Name the Following:
Salt referred to as chile saltpeter.
Name the catalyst used in Ostwald process.
Give three equations of the reaction to prove that nitric acid is an acid.
Explain with the help of a balanced equation, the brown ring test for nitric acid.
Brown ring disappear if the test tube is disturbed.
Give reason for the following:
In the laboratory preparation of nitric acid, the mixture of concentrated sulphuric acid and sodium nitatre should not be heated very strongly, above 200°C
During a thunderstorm, the rainwater contains nitric acid. The nitric acid is formed as a result of three chemical reactions. Describe or write balanced chemical equation for these three reactions.
Describe what you see when concentrated nitric acid is added to copper.
