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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

Transition metals are good electrical conductor because ___________.

  • A
    They are metals.
  • B
    They are solids.
  • C
    They have free electrons in outer energy levels.
  • D
    They are hard.
✓

Answer

  1. They have free electrons in outer energy levels.

Explanation:

Transition metals have free electrons in outer energy levels because d-orbitals shields poorly and due to this they acts as good conductor of electricity.

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