MCQ
The trivalent ion having largest size in lanthanide series is
  • A
    $Ti$
  • B
    $Zr$
  • C
    $Hf$
  • $La$

Answer

Correct option: D.
$La$
d
(d) The trivalent ion having largest size in lanthanide series is lanthanum. This is due to lanthanide contraction.

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