The dand fblock elements - Result Question 28
####28. Which one of the following characteristics of the transition metals is associated with their catalytic activity?
[2003]
(a) Variable oxidation states
(b) High enthalpy of atomization
(c) Parmagnetic behaviour
(d) Colour of hydrated ions
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Solution:
- (a) Transition metals have the ability to utilize $(n-1) d$-orbitals. Thus variable oxidation states enables the transition element to associate with the reactants in different forms.
