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प्रश्न
Write a balanced chemical equation for the following:
Action of cold and dilute Nitric acid on Copper
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उत्तर
3Cu + 8HNO3 → 3Cu(NO3)2 + 4H2O + 2NO↑
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संबंधित प्रश्न
Ammonia is used in the Ostwald process.
What is the ratio of ammonia and air taken in this process?
Explain with the help of a balanced equation the brown ring test for nitric acid.
What do you observe when?
Conc. HNO3 drops on the skin of a person?
What happens when (Given balanced equation) :
Sulphar is added to hot and conc. HNO3?
Complete and balance the following equation:
Cu + HNO3 → NO2 + ________+ _________
State the conditions for the oxidation of ammonia to nitrogen monoxide [nitric oxide], in the manufacture of nitric acid by Ostwald's process. Write the balanced equcation for the reaction.
Copy and complete the following table relating to important industrial processes output refers to the product of the process not the intermediate steps.
| Name of process | Inputs | Catalyst | Equation for catalysed reaction | Output |
| Haber process | Hydrogen + | |||
|
Ammonia + |
Nitric acid |
Explain the following:
Concentrated nitric acid appears yellow when it is left standing in a glass bottle.
Explain the following :
An all glass apparatus is used in the laboratory preparation of nitric acid.
A dilute acid B does not normally give hydrogen when reacted with metals but does give a gas when it reacts with copper. Identify B. Write the equation with copper.
