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Transition and Inner Transition Elements — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12ChemistryTransition and Inner Transition Elements1 Mark
MCQ
Find Out the incorrect pair.
  • A
    $Sc ^{3+}, Ti ^{4+}$
  • ✓
    $Ti ^{3+}, Ti ^{2+}$
  • C
    $Cr ^{2+}, Mn ^{3+}$
  • D
    $Cu ^{+}, Zn ^{2+}$
✓

Answer

Correct option: B.
$Ti ^{3+}, Ti ^{2+}$
$Ti ^{3+}, Ti ^{2+}$
have $d^1$ and $d^1$ configuration whereas others have same configuration.

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