Announcements – Lecture XIV – Tuesday, June 10th
1. Fourth Lab: Today, 1:30-4:30, ISB 155 (A-C)
2. Exam II: Friday, June 13th, In Class
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1 Draw the Lewis structure for the following molecules:
Quiz 11 Class #: ____ Last Name: _____________
1. Draw the Lewis structure for the following molecules:a) NO+ b) NO2
+ c) NO2-
2. Which of the above moleculeswould have a bond length> 115 pm _____
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8.4 Electron Distribution in MoleculesC: Resonance Structures, Formal Charge – Refining Structures
SO 2 (O t t R l ) SO 2 (Mi i l F l Ch )SO42- (Octet Rule) SO4
2- (Minimal Formal Charge)
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8.5 Valence-Shell Electron-Pair Repulsion and Molecular ShapeA: VSEPR and Electron-Pair Geometry
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8.5 Valence-Shell Electron-Pair Repulsion and Molecular Shape B: Electron Pair Geometries – Molecular Geometries Tetrahedron
CH4
Lewis Structure Class Electron Pair Geometry Molecular Geometry Bond Angles
NH3
H OH2O
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8.5 Valence-Shell Electron-Pair Repulsion and Molecular Shape B: Electron Pair Geometries – Molecular Geometries Tetrahedron
ClO4–
Lewis Structure Class Electron Pair Geometry Molecular Geometry Bond Angles
ClO3–
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8.5 Valence-Shell Electron-Pair Repulsion and Molecular Shape B: Electron Pair Geometries – Molecular Geometries Trigonal Planar
H2COLewis Structure Class Electron Pair Geometry Molecular Geometry Bond Angles
NO2–
NONO3–
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8.5 Valence-Shell Electron-Pair Repulsion and Molecular Shape B: Electron Pair Geometries – Molecular Geometries Linear
HCNLewis Structure Class Electron Pair Geometry Molecular Geometry Bond Angles
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