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electron pairs and molecular shape
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molecular shape

Learn about this topic in these articles:

coordination compounds

  • Coordination compounds contain a central metal atom surrounded by nonmetal atoms or groups of atoms, called ligands. For example, vitamin B12 is made up of a central metallic cobalt ion bound to multiple nitrogen-containing ligands.
    In coordination compound: History of coordination compounds

    Werner also established the configuration (the spatial arrangement of ligands around the metal ion) of complexes by comparing the number and type of isomers (see below Isomerism) that he actually prepared for various series of compounds with the number and type theoretically predicted for various configurations. In this way…

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molecular structure

VSEPR theory

  • crystal bonding
    In chemical bonding: Molecular shapes and VSEPR theory

    There is a sharp distinction between ionic and covalent bonds when the geometric arrangements of atoms in compounds are considered. In essence, ionic bonding is nondirectional, whereas covalent bonding is directional. That is, in ionic compounds there is no

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