Rules for Naming Ionic Compounds Ionic Compounds name of cation name of anion NaCl sodium chloride Cach calcium chloride Al(NO):aluminum nitrate Cu(CIO)2:copper(I1)perchlorate cupric perchlorate Ba(OH),:Barium hydroxide NH Br:ammonium bromide Cr,O:chromium(III)oxidename of cation + name of anion 2 : : NaCl CaCl 3 3 4 2 2 ( ) : ( ) : ( ) : Al NO Cu ClO Ba OH 2 : : NaCl sodium chlor CaCl calcium chl ide oride 3 3 4 2 2 ( ) : ( ) : ( ) ( ) : Al NO alumin ate per ate p um nitr Cu ClO copper II chlor cupric chlor Ba OH Barium hydro er ate xide 4 2 3 : : NH Br Cr O 4 2 3 : : ( ) NH Br ammon brom Cr O chromium ium id III o e xide