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प्रश्न
Complete and balance the equation: CuO(heated) + NH3 →
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उत्तर
\[\ce{\underset{\text{Black}}{3CuO} + 2NH3 ->[\Delta] \underset{\text{Reddish brown}}{3Cu + 3H2O} + N2}\]
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संबंधित प्रश्न
The acid which is prepared by catalytic oxidation of ammonia.
A gas ‘A’ reacts with another gas ‘B’ in the presence of a catalyst to give a colourless gas ‘C’. The gas ‘C’ when comes in contact with air produces a brown gas ‘D’. The solution of ‘A’ in water turns red litmus blue. Explain the observations.
Name the following
A nitride of divalent metal which reacts with hot water producing ammonia.
State one possible source of each reactant used in the process.
Choose the correct answer from the options given below :
Nessler's reagent is an alkaline solution of
Copy and complete the following equation:
\[\ce{Mg3N2 + 6H2O ->}\]
Write an equation for the following:
Catalytic oxidation of ammonia
- Name the catalyst used in the above equation.
- In the reaction referred to in the above equation, the catalyst glows red hot. Why?
- What is the name of the industrial process which starts with the reaction referred to in the above equation?
Industrially, ammonia is obtained by direct combination of nitrogen and hydrogen.
(i) Write balanced equation for the direct combination of nitrogen and hydrogen.
(ii) Which of the metals - iron, platinum, copper - catalyse this direct combination?
(iii) Is the formation of ammonia promoted by high pressure or low pressure?
A compound which undergoes thermal dissociation.
Ranjana wants to prove that ammonia is a reducing agent. To demonstrate this, she passes ammonia gas over heated copper oxide.
Write a balanced chemical equation for the Black copper oxide changes to a reddish brown/pink copper reaction.
