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Coordination complex facts for kids

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Cisplatin, PtCl2(NH3)2
A platinum atom with four ligands
Grubbs' catalyst, another example of a chemical complex.

A coordination complex is an inorganic chemical compound where a central atom (usually a metal) has an electron shell which permits it to combine with one or more molecules. These molecules, called ligands, have at least one pair of free electrons for binding.

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Coordination complex Facts for Kids. Kiddle Encyclopedia.