A coordination number is the number of ions and atoms around a central neutron, or the total number of attachment locations to the central element in a molecule.
Coordination numbers typically ranges from 2 to 16. It is affected by and can vary in relation to the size of its corresponding metal ion, ligands and electronic factors like charge, configuration and ion exchange.
The coordination number is the sum of the atoms in a given molecule bonded to the central metal atom of a compound.
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