EXAMPLES Al(NO 3 ) 3 has ONE Al Aluminum atom, THREE N Nitrogen atoms, and NINE (3 x 3) O oxygen atoms 3 Au 2 (SeO 4 ) 3 has SIX Au gold atoms (2 x 3), NINE Se selenium atoms (3 x 3), and THIRTY-SIX O oxygen atoms (4 x 3 x 3).
{}