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N(2)(g)+3H(2)(g)overset(Fe+Mo)hArr2NH(3)...

`N_(2)(g)+3H_(2)(g)overset(Fe+Mo)hArr2NH_(3)(g)`, Haber's process, Mo is used as:

A

a catalyst

B

a catalytic promoter

C

an oxidising agent

D

as a catalytic poison.

Text Solution

Verified by Experts

The correct Answer is:
B
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