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प्रश्न
Name the following
Basic gas that is used as a refrigerant.
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उत्तर
Liquid ammonia
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संबंधित प्रश्न
State one relevant observation for given reactions:
Burning of ammonia in air.
State the conditions required for the given reaction to take place:
Catalytic oxidation of ammonia to nitric oxide.
Name the following
An acidic gas which reacts with a basic gas liberating neutral gas.
State one possible source of each reactant used in the process.
Give balanced equation to prove that ammonia Is alkaline in nature
Describe all what you will observe and write chemical equation, when limited amount of ammonia gas is passed through the following aqueous solution:
FeSO4
(a) Name the catalyst used in 1(ii)
(b) In the reaction referred to in 1(ii), the catalyst glows red hot. Why?
(c) What is the name of the industrial process which starts with the reaction reffered to in 1 (ii)?
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?
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.
The metallic hydroxide which forms a deep inky blue solution with excess ammonium hydroxide solution is ______.
