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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
Lanthanides and actinides resemble in:
  • A
    Electronic configuration.
  • B
    Oxidation state.
  • C
    Ionization energy.
  • D
    Formation of complexes.
✓

Answer

  1. Electronic configuration.

Explanation:

Lanthanides and actinides resemble in electronic configuration:

(n−2)f1−14(n−1)d1−10ns1−2

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