Industrially, ammonia is obtained by direct combination of nitrogen and hydrogen.
(i) Write the balanced equation for the direct combination of nitrogen with 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?

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Solution

The reaction for the direct combination of ammonia is:

$N_{2} + 3 H_{2}$ ⇌ $2 {NH}_{3} + Heat$

The catalyst used in this combination is usually finely divided iron.

The reaction proceeds with a decrease in the volume of ammonia and is promoted by high pressure.

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Similar questions

Industrially, NH₃ is obtained by direct combination between nitrogen and hydrogen.
(i) Write correctly balanced equation for the direct combination of nitrogen with hydrogen.
(ii) Which metal catalyses the reaction?
(iii) Is the formation of NH₃ promoted by the use of high pressure or low pressure?
(iv) Is ammonia more dense or less dense than air?
(v) What property of NH₃ is demonstrated by fountain experiment?
(vi) Write correctly balanced equation for the reaction between NH₃ and sulphuric acid.

Q. Industrially, ammonia is obtained by direct combination between nitrogen and hydrogen. The formation of ammonia is promoted at:

Q. Nitrogen and hydrogen combine to form ammonia under high tempreture and pressure conditions. This is an example of

Q. Ammonia gas is formed by the combination of nitrogen and hydrogen.

N_{2} + 3 H_{2} \to 2 N H_{3}

In the above equation :

The formation of ammonia is promoted by the use of __(high/low) pressure.

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The reaction for the direct combination of ammonia is: N2+3H2 ⇌ 2NH3+Heat The catalyst used in this combination is usually finely divided iron. The reaction proceeds with a decrease in the volume of ammonia and is promoted by high pressure.

The reaction for the direct combination of ammonia is:

$N_{2} + 3 H_{2}$ ⇌ $2 {NH}_{3} + Heat$

The catalyst used in this combination is usually finely divided iron.

The reaction proceeds with a decrease in the volume of ammonia and is promoted by high pressure.