Chemistry VESPR Geometry (Linear, Trigonal planar, Tetrahedral)

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6 Terms

1
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Linear

# of Bonding Groups = 2

# of lone pairs = 0

Approximate Bond Angle = 180

Example = CO2

<p># of Bonding Groups = 2</p><p># of lone pairs = 0</p><p>Approximate Bond Angle = 180</p><p>Example = CO2</p>
2
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Trigonal Planar

# of Bonding Groups = 3

# of lone pairs = 0

Approximate Bond Angle = 120

Example = BH3

<p># of Bonding Groups = 3</p><p># of lone pairs = 0</p><p>Approximate Bond Angle = 120</p><p>Example = BH3</p>
3
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Bent (Trigonal Planar)

# of Bonding Groups = 2

# of lone pairs = 1

Approximate Bond Angle = <120

Example = NO2-

<p># of Bonding Groups = 2</p><p># of lone pairs = 1</p><p>Approximate Bond Angle = &lt;120</p><p>Example = NO2-</p>
4
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Tetrahedral

# of Bonding Groups = 4

# of lone pairs = 0

Approximate Bond Angle = 109.5

Example = CH4

<p># of Bonding Groups = 4</p><p># of lone pairs = 0</p><p>Approximate Bond Angle = 109.5</p><p>Example = CH4</p>
5
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Trigonal Pyramidal

# of Bonding Groups = 4

# of lone pairs = 0

Approximate Bond Angle = <109.5

Example = NH3

<p># of Bonding Groups = 4</p><p># of lone pairs = 0</p><p>Approximate Bond Angle = &lt;109.5</p><p>Example = NH3</p>
6
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Bent (Tetrahedral)

# of Bonding Groups = 2

# of lone pairs = 2

Approximate Bond Angle = <109.5

Example = H2O

<p># of Bonding Groups = 2</p><p># of lone pairs = 2</p><p>Approximate Bond Angle = &lt;109.5</p><p>Example = H2O</p>