MCQ
Transition element makes complex compound due to
  • Presence of empty $d-$ orbital
  • B
    large size
  • C
    Variable valency
  • D
    presence of $2e^-$ in outer shell

Answer

Correct option: A.
Presence of empty $d-$ orbital
a
transition-metal ions form coordination complexes because they have empty valenceshell orbitals that can accept pairs of electrons from a Lewis base.

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