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Page No 172: - Chapter 7 - P - Block Elements - Intext Solutions - Ncert Solutions class 12 - Chemistry
Updated On 11-02-2025 By Lithanya
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Question 7.4:
Mention the conditions required to maximise the yield of ammonia.
Answer:
Ammonia is prepared using the Haber’s process. The yield of ammonia can be maximized under the following conditions:
(i) High pressure (∼ 200 atm)
(ii) A temperature of ∼700 K
(iii) Use of a catalyst such as iron oxide mixed with small amounts of K2O and Al2O3
Question 7.5:
How does ammonia react with a solution of Cu2+?
Answer:
NH3 acts as a Lewis base. It donates its electron pair and forms a linkage with metal ion.