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प्रश्न
What do you see when concentrated nitric acid is added to copper?
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उत्तर
When concentrated nitric acid is added to copper brown fumes of nitrogen dioxide are observed.
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संबंधित प्रश्न
How will you prepare the following from nitric acid?
Aqua regia
Explain with the help of a balanced equation the brown ring test for nitric acid.
Name the following :
Gas produced in air during lighting.
Name the catalyst used in Ostwald process.
Give reason for the following:
Commercial nitric acid is yellow in colour, but when it is diluted with water, it turns colourless.
What do you observe when?
Scrap zinc is heated with conc. HNO3?
Write the equation for the reaction:
Aluminum, Nitride and Water.
Explain the following:
Concentrated nitric acid appears yellow when it is left standing in a glass bottle.
Write the equation for the reaction of dilute nitric acid with copper.
Explain why nitric acid is kept in a reagent bottle for a long time.
