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How can ammonia be decomposed forming nitrogen and hydrogen?

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Question

How can ammonia be decomposed forming nitrogen and hydrogen?

Short Answer
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Solution

Ammonia can be decomposed into nitrogen and hydrogen by passing ammonia gas over heated iron catalyst at about 500°C.

\[\ce{2NH3 →[heated Fe][500°C] N2 + 3H2}\]

Thus, ammonia decomposes to form nitrogen and hydrogen gases.

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Chapter 9: Study of Compounds: Ammonia - Intext Question [Page 189]

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Lakhmir Singh Chemistry [English] Class 10 ICSE
Chapter 9 Study of Compounds: Ammonia
Intext Question | Q 5. | Page 189
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