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Transition and Inner Transition Elements — Chemistry STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceChemistryTransition and Inner Transition Elements1 Mark
MCQ
Which among the following elements in their respective oxidation states develops lowest spin only magnetic moment ? $($Atomic number $Cu =29, Fe =26, Ni =28, Co =27 )$
  • ✓
    $Cu ^{2+}$
  • B
    $Fe ^{2+}$
  • C
    $Ni ^{2+}$
  • D
    $Co ^{2+}$
✓

Answer

Correct option: A.
$Cu ^{2+}$

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