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प्रश्न
Ammonia is manufactured by Haber Process.
Under what conditions do the reactants combine to form ammonia? Give a balanced equation for the reaction.
उत्तर
Temperature: Optimum temperature is 450°C-500°C
Pressure: Above 200 atm.
Catalyst: Finely divided iron.
Promoter: Traces of molybdenum or \[\ce{Al2O3}\]
Reaction: \[\ce{N2 + 3H2 ⇌ 2NH3 + heat}\]
संबंधित प्रश्न
Write a balanced chemical equation for the following:
Laboratory preparation of ammonia from ammonium chloride.
Write a balanced chemical equation for the preparation of the following salts
Ammonium sulphate crystals
Give balanced chemical equations for Lab preparation of ammonia using an ammonium salt
Name the gas which is prepared by Haber's process.
Explain the following:
Ammonia solution is used in the laboratory to identify metalions.
How is ammonia gas prepared in laboratory starting from NH4Cl? State the conditions and balanced equation for the preparation.
Name a simple method you would employ to prepare ammonium salts in your laboratory.
A substance 'A' was heated with slaked lime and a gas 'B' with the pungent smell was obtained. Name the substances A and B and give a balanced equation.
Give reasons:
Ammonium nitrate is not used in the preparation of ammonia.
Give reasons:
Conc. \[\ce{H2SO4}\] is a good drying agent, yet it is not used to dry \[\ce{NH3}\].
Ammonia is manufactured by Haber Process.
In what ratio by volume, are the above gases used?
Write observations:
Ammonia gas is passed over heated copper (II) oxide.
The following question pertains to the laboratory preparation of Ammonia gas from Magnesium nitride:
Write a balanced chemical equation for its preparation.
The following question pertains to the laboratory preparation of Ammonia gas from Magnesium nitride:
Why is the method seldom used?
Ammonia gas is collected by downward displacement of air since ammonia is ______.
