= Naming = Element naming is a nightmare Prefixes are standard before multiple of a molecule * Write element furthest left on table first * write element furthest right on table second * Full element name for first element and first syllable of second element with the +ide ending * Use latin prefixes to indicate the number of atoms of each element (only use mono on second element) == Ion naming == * Cations * Element name + ion - K+ = potasium ion * Transition elements (variable charge) - Element name + (roman numeral) + ion - Fe^3+ = iron(III)ion - Fe^2+ = iron(II)ion * Anion - Replace ending of element with -ide ion - F^- = fluoride ion - N^3- = nitride ion Naming compounds of ions * Name = cation + anion - MgO = magnesium oxide - Fe,,2,,(CO,,3,,),,3,, = iron(III)carbonate ferric carbonate [[index]]