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. BF3

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