Chemistry 3-28-12 Polyatomic Ions

CHEMISTRY: Hey guys, you’re really doing a great job connecting the dots with Lewis structures! Here’s the lecture on polyatomic ions. Don’t forget to count the electrons! And then double check the number of electrons. And when you think it’s right, count the electrons!! πŸ™‚

HELP SESSION tomorrow morning (Thursday) at 7:15. Come if you’d like some extra practice or some help!