Electron and molecular geometries

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13 Terms

1
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Electron Groups: 2
Bonding Groups: 2
Lone Pairs: 0

Electron geometry: Linear
Molecular geometry: Linear
Bond Angles: 180
Ex. CO2

2
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Electron Groups: 3
Bonding Groups: 3
Lone Pairs: 0

Electron geometry: Trigonal planar
Molecular Geometry: Trigonal planar
Bond Angels: 120
Ex. BF3Electron Groups: 3
Bonding Groups: 2
Lone pairs: 1

3
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Electron Groups: 3
Bonding Groups: 2
Lone pairs: 1

Electron geometry: Trigonal Planar
Molecular geometry: Bent
Bond angles: <120
Ex. SO2

4
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Electron Groups: 4
Bonding Groups: 4
Lone pairs: 0

Electron geometry: Tetrahedral
Molecular geometry: Tetrahedral
Bond angles: 109.5
Ex. CH4

5
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Electron Groups: 4
Bonding Groups: 3
Lone Pairs: 1

Electron geometry: Tetrahedral
Molecular geometry: Trigonal pyramidal
Bond Angles: <109.5
Ex. NH3

6
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Electron Groups: 4
Bonding Groups: 2
Lone Pairs: 2

Electron geometry: Tetrahedral
Molecular geometry: Bent
Bond angles: <109.5
Ex. H2O

7
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Electron Groups: 5
Bonding Groups: 5
Lone Pairs: 0

Electron geometry: Trigonal bipyramidal
Molecular geometry: Trigonal bipyramidal
Bond Angles: 120 equatorial and 90 axial
Ex. PO5

8
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Electron Groups: 5
Bonding Groups: 4
Lone Pairs: 1

Electron Geometry: Trigonal bipyramidal
Molecular Geometry: Seesaw
Bond Angles: <120 equatorial and <90 axial
Ex. SF4

9
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Electron groups: 5
Molecular groups: 3
Lone pairs: 2

Electrons Geometry: Trigonal bipyramidal
Molecular Geometry: T-shaped
Bond Angles: <90
Ex. BrF4

10
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Electron groups: 5
Molecular groups: 2
Lone pairs: 3

Electron Geometry: Trigonal bipyramidal
Molecular geometry: Linear
Bond Angles: 180
Ex. XeF2

11
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Electron groups: 6
Molecular groups: 6
Lone pairs: 0

Electrons Geometry: Octahedral
Molecular geometry: Octahedral
Bond angles: 90
Ex. SF5

12
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Electrons group: 6
Molecular groups: 5
Lone pairs: 1

Electron Geometry: Octahedral
Molecular geometry: Square pyramidal
Bond angles: <90
Ex: BrF5

13
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Electron groups: 6
Molecular groups: 4
Lone pairs: 2

Electron geometry: Octahedral
Molecular geometry: square planar
Bond angles: 90
Ex. XeF4