CH1-Outline

CH1-Outline - CHAPTER 1 MOLECULES STRUCTURES AND PROPERTIES...

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1. Atoms and atomic orbital review 2. Atoms Molecules by a. Ionic bonds b. Covalent (sharing of electrons) bonds (Lewis structure-single, double & triple bonds) i. ii. iii. Formal charge iv. Resonance (2 or more Lewis structures) v. Shapes of molecules and molecular dipole moment vi. Cleavage of covalent bonds vii. Acids and bases 1. Arrhenius 2. Bronsted-Lowry: p K a 3. Lewis 1. Atoms and atomic orbital 1 s , 2 s , 2 s , 2 p (= 2 p x , 2 p y , 2 p z ), 3 s , 3 p , … Rules of electron filling: (1) Hund’s rule (p orbitals) (2) Octet rule (except H and He) Ex: H: C: Na: Cl: Ne (Noble or rare gas, closed-shell configuration): 2. Atoms Molecule by a. Ionic bond: Na: Cl: b. Covalent (shared electrons) bond: C becomes to closed-shell configuration? LEWIS structure: valence electrons are represented as dots
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CH1-Outline - CHAPTER 1 MOLECULES STRUCTURES AND PROPERTIES...

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