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STD 12 - 5. Co-ordination chemistry — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 12 - 5. Co-ordination chemistry4 Marks
MCQ
Which molecule/ion among the following cannot act as a ligand in complex compounds ?
  • ✓
    $CH_4$
  • B
    $CO$
  • C
    $CN^-$
  • D
    $Br^-$
✓

Answer

Correct option: A.
$CH_4$
a
The donor atoms, molecules or anions which donate a pair of electrons to the metal atom or ion and form a coordinate bond with it are called ligands. In methane there is no electrons for donation to central metal atom/ ion it is stable with complete octet configuration.

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