Chapter 8 Lecture 8.5 Hybridization
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Chapter 8 Lecture 8.5 Hybridization Section 8.3 Bonding Theories
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Chapter 8 Lecture 8.5 Hybridization. Section 8.3 Bonding Theories. Molecular Orbitals. a n orbital formed by the overlap of atomic orbitals Bonding orbital Can be occupied by two electrons in a covalent bond Sigma Bond Pi Bond. Sigma Bond σ. H ead-on overlap of two atomic orbitals - PowerPoint PPT Presentation
Transcript of Chapter 8 Lecture 8.5 Hybridization
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Chapter 8Lecture 8.5 Hybridization
Section 8.3Bonding Theories
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Molecular Orbitals
• an orbital formed by the overlap of atomic orbitals–Bonding orbital• Can be occupied by two electrons in a covalent
bond–Sigma Bond–Pi Bond
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Sigma Bondσ
• Head-on overlap of two atomic orbitals• Has axial symmetry
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Sigma Bondσ
Hydrogen, H2
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Sigma Bondσ
Fluorine, F2
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Pi Bondπ
• Side by side overlap of two orbitals
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Ethene
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Ethyne
H - C = C - H
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CH4
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Hybridizaton
• The combination of orbitals
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sp3
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8.3 Hybrid Orbitalssp2
– Hybridization Involving Double Bonds
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sp2
Ethene, C2H4
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Ethene
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spethyne, C2H2
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8.3
Hybrid Orbitals
– Hybridization Involving Triple Bonds
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Ethyne
H - C = C - H