MCQOPTIONS
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| 1. |
The catalytic activity of the transition metals and their compounds is ascribed to their [Kerala (Engg.) 2002] |
| A. | Chemical reactivity |
| B. | Magnetic behaviour |
| C. | Unfilled d-orbitals |
| D. | Ability to adopt multiple oxidation states and their complexing ability |
| Answer» E. | |