Chemistry
Nitrogen and hydrogen combine in the presence of a catalyst to give ammonia gas. With reference to the above reaction:
(a) Name the catalyst used.
(b) At what temperature does the above reaction occur?
(c) What optimum pressure should be maintained during the reaction?
Ammonia
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Answer
(a) Catalyst — Finely divided iron [Fe]
(b) Temperature — 450-500°C [Optimum temperature]
(c) Pressure — 200 to 900 atmospheres [Optimum pressure]
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