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प्रश्न
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?
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उत्तर
\[\ce{4NH3 + 5O2 ->[Platinum 800^\circ C] 6H2O + 4NO}\]
- The catalyst used is platinum or platinum-rhodium gauze.
- The catalyst glows red hot because ammonia oxidation is highly exothermic and releases a large amount of heat.
- The industrial process that begins with this reaction is the Ostwald process, used to manufacture nitric acid.
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संबंधित प्रश्न
Give a balanced chemical equation for Reaction of Ammonia with Nitric acid
Write a balanced chemical equation for the following:
An equation to illustrate the reducing nature of ammonia.
Certain blank spaces are left in the following table and these are labelled as A,B,C,Da and E. Identify each of then
|
1 |
HCl gas |
NaCl + H2SO4 |
A = ________ |
Conc.H2SO4 |
B = ___ |
|
2 |
NH3 gas |
C = ____ |
Mg(OH)2NH3 |
D = ______ |
E = ___ |
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 ammonium carbonate.
Describe all what you will observe and write chemical equation, when limited amount of ammonia gas is passed through the following aqueous solution:
CrCl3
Write the equations for the following reactions, which result in the formation of ammonia:
(i) A mixture of ammonium chloride and slaked lime is heated.
(ii) Aluminium nitride and water.
Write the equation for the following :
Ammonium chloride is treated with sodium hydroxide.
The product formed when ammonia reacts with oxygen is ______.
