u04-notes-part1-ionic-covalent公开课

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Unit 04: BONDING
IB Topics 4 & 14
Text: Ch 8 (all except sections 4,5 & 8)
Ch 9.1 & 9.5
Ch 10.1-10.7
My Name is Bond. Chemical Bond
PART 1:
Ionic & Covalent Bonding
Chemical Bonds
A chemical bond is an attraction between 2 atoms or ions.Bonding occurs because it lowers the energy of the system.Three broad classifications:IonicCovalentMetallic

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关键词：notes OVAL PART VALE Alen