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The catalytic activity of transition metals and their compounds is ascribed mainly to:

Option: 1

their unfilled d - orbitals


Option: 2

their ability to adopt variable oxidation states


Option: 3

their chemical reactivity


Option: 4

their magnetic behavior


Answers (1)

best_answer

Many d-block elements and their complex are used as catalysts in different types of reactions due to variable oxidation states. Due to this transition metals can form and break complexes with the ligands or reactants and products to catalyze a reaction. 

The correct answer is option 2.

Posted by

Irshad Anwar

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