CH11_VB_over - c) assign bonds based upon electron...

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CHAPT 11, Carey - Valence Bond (VB) Theory Lewis Structures (based on valence electrons) V alence S hell E lectron P air R epulsion Theory Bonds (based on valence atomic orbitals) 1. bond = overlap of orbitals on adjacent atoms 2. when necessary, hybridize orbitals 3. procedure: a) draw Lewis structures with all resonance structures b) use VSEPR to determine geometries
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Unformatted text preview: c) assign bonds based upon electron configura-tion of each atom d) if unable (or incorrect) = > hybridize, usually SN = 2 = > sp SN = 5 = > sp 3 d SN = 3 = > sp 2 SN = 6 = > sp 3 d 2 SN = 4 = > sp 3 e) put electrons in hybrid orbitals f) overlap ( constructive interference ) atomic and/or hybrid orbitals to form bonds...
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