A) Monovalent metals
B) All non-metals
C) Elements which generally form stoichiometric metal oxide
D) Many metals with catalytic properties
Correct Answer: D
Solution :
Many metals with catalytic properties because (i) They provide surface area for reaction to occur (ii) They decreases the ionisation energy. (iii) They have vacant \[d\]-orbitals.You need to login to perform this action.
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