Multiple choice

Which of the following can be excluded from the properties of the transition elements?

  1. Transition metal compounds are diamagnetic.

  2. Transition elements show variable oxidation states.

  3. Transition elements show catalytic properties.

  4. Transition elements form coloured compounds.
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A Correct answer
Explanation

Transition metal compounds are paramagnetic when they have one or more unpaired d electrons. In octahedral complexes with between four and seven d electrons, both high spin and low spin states are possible.

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