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# At high pressure, the following reaction is zero order.

Question:

At high pressure, the following reaction is zero order.

2NH3(g) →1130 K Platinum catalyst N2(g) + 3H2(g)

Which of the following options are correct for this reaction?

(i) Rate of reaction = Rate constant

(ii) Rate of the reaction depends on the concentration of ammonia.

(iii) Rate of decomposition of ammonia will remain constant until ammonia

disappears completely.

(iv) Further increase in pressure will change the rate of reaction.

Solution:

Option (i), (iii) and (iv) are the answers.