MCQ
The $3d-$ metal ions are paramagnetic in nature because
  • A
    They are reducing agents
  • B
    They form coloured salts
  • C
    They have one or more paired $ s-$ electrons
  • They have one or more unpaired $ d-$ electrons

Answer

Correct option: D.
They have one or more unpaired $ d-$ electrons
d
(d) They have one or more unpaired $d{\rm{ - }}$electron.

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