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प्रश्न
Ammonia gas is passed over heated copper (I) oxide.
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उत्तर
Metallic Cu is formed
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संबंधित प्रश्न
The acid which is prepared by catalytic oxidation of ammonia.
A gas ‘P’ gives dense white fumes with chlorine. Its aqueous solution gives a blue colour with copper (II) hydroxide.
- Name the gas P.
- Give its formula.
- Give three uses of P.
Name the following
Solution used to remove fat grease.
Name the following
Salt known as ammoniac.
Give balanced chemical equations for of the following :
Reaction of ammonia with excess chlorine.
Give balanced reactions for the following conversion:
Ammonia to ammonium sulphate.
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 equation for the reaction in the Haber process, that forms ammonia.
The metallic hydroxide which forms a deep inky blue solution with excess ammonium hydroxide solution is ______.
Ranjana wants to prove that ammonia is a reducing agent. To demonstrate this, she passes ammonia gas over heated copper oxide. What will she observe?
