Use of catalyst is a must in the ammonia manufacture, because the reaction is reversible as well as the heat of dissociation of N2 & H2 is high. The presence of promoter along with the catalyst helps in __________ of the catalyst.
Options
A. stabilisation
B. increasing the effectiveness
C. improving the strength & heat resistance
D. all a, b & c
Correct Answer
all a, b & c
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