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The d & f Block Elements — Chemistry STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceChemistryThe d & f Block Elements1 Mark
MCQ
Which of the following has smallest ionic radius ?
  • A
    Nd3+
  • B
    Dy3+
  • C
    Lu3+
  • D
    Pm3+
✓

Answer

  1. Lu3+

Explanation:

As we move from left to right in a raw, radii decreases.

So radii of Lu+3 is smallest among all.

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