Polyatomics

Polyatomics - Linear Models for Hydrides (BeH 2 , CH 2 , H...

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Bonding in Polyatomics 1. LCAO approach 2. Combine AO's that have good orbital overlap (anything that can overlap, will) 3. and similar energy. 4. Number of AO's = number of MO's 5. MO's should have the same symmetry as the molecule.
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Unformatted text preview: Linear Models for Hydrides (BeH 2 , CH 2 , H 2 O) 1s + 2s + 1s-1s + 2p x + 1s 2p y 2p z 1s + 2p x- 1s 1s - 2s + 1s H Be H E σ 1 σ 2 σ 3 σ 4 nb 2p y nb 2p z filling for CH 2...
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