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प्रश्न
Describe all what you will observe and write chemical equation, when limited amount of ammonia gas is passed through the following aqueous solution:
CuSO4
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उत्तर
Ammonia gas on reacting with aqueous solution of copper sulphate produces bluish white precipitate of cupric hydroxide.
\[\ce{CuSO4 + 2NH4OH -> (NH4)2SO4 + Cu(OH)2}\]
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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.
Copy and complete the following table which refers to the industrial method for the preparation of ammonia and sulphuric acid:
| Name of the compoun | Name of the process | Catalytic equation (with the catalyst) |
| Ammonia | (i)__________ | (ii) __________ |
| Sulhuric acid | (iii) ___________ | (iv) __________ |
Name the substance used for drying ammonia gas? Why cannot substances such as conc.H2SO4, anhydrous calcium chloride and phosphorus pentoxide be used for drying ammonia gas?
Give balanced reactions for the following conversion:
Ammonia to nitrogen using oxygen.
Give balanced reactions for the following conversion:
Copper oxide to copper.
Give balanced equation to prove that ammonia Has the element nitrogen in it.
Describe all what you will observe and write chemical equation, when limited amount of ammonia gas is passed through the following aqueous solution:
ZnCl2
Describe all what you will observe and write chemical equation, when limited amount of ammonia gas is passed through the following aqueous solution:
CrCl3
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?
