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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 balanced chemical equations for Action of hot and concentrated Nitric acid on copper
Name a solution which absorbs nitric oxide.
What are the reactants required for Ostwald process and what are their sources?
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:
Concentrated nitric acid is a stronger oxidizing agent.
Write balanced equation and name the product formed when :
Sodium hydrogen carbonate is added to nitric acid.
What happens when (Given balanced equation) :
Sulphar is added to hot and conc. HNO3?
What happen when (Given balanced equation):
Nitric acid is added to washing soda and the resulting gas is passed through a freshly prepared lime water?
Complete and balance the following equation :
SO2 + HNO3 → ______________
Choose the correct answer from the option given below :
Nitric acid on standing develops brownish colour which may be attributed to the presence of :
