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Reported Question / Answer
Q.) A catalyst loses its activity due to
1)
agglomeration of metal particles caused by thermal sintering of the solid surface.
2)
loss in surface area of the active component.
3)
all (, ( and (.
4)
covering of the catalytic active sites by a foregin substance
5)
NULL
Answer :
3
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Message / Correct Answer / Suggestion
Human Verification : Answer 2 + 3 = ?
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