I NONMETALS Nonmetals other than fluorine have both negative and positive oxidation states in compounds. read more
Nonmetals other than fluorine have both negative and positive oxidation states in compounds. The lowest state is eight minus the number of electrons in the outermost shell (valence shell) of the atom with minus sign, and the highest possible state is the number of electrons in the outermost shell with plus sign. read more
Periodic Table Metals, Non-Metals, Groups and Periods 2. Metals <ul><li>Metals are located left of the black line on the periodic table. </li></ul><ul><li>Metals become cations, they lose electrons. read more