SEARCH Articles Figures Tables Coccolithophores species numbers Covalent species, oxidation numbers ELEMENT(IV) SPECIES WITH COORDINATION NUMBERS ABOVE FOUR Estimated numbers of described species and possible totals General Formulas for Calculating the Number of Normal Vibrations in Each Species High coordination number fluoride species Ionic species oxidation numbers Magic number species Metal ions lower coordination number species Number of species Orbital quantum number multi-electron species Oxidation numbers in ionic species Species, estimated number Spin quantum number multi-electron species The Number of Normal Vibrations for Each Species