Molecular Shapes and Bond Angles: Electron Groups and Lone Pairs

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Last updated 2:46 AM on 9/23/26
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13 Terms

1
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2 electron groups, 0 lone pairs

Linear molecular shape with an angle of 180°

2
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3 electron groups, 0 lone pairs

Trigonal planar molecular shape with an angle of 120°

3
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3 electron groups, 1 lone pair

Bent molecular shape with an angle of

4
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4 electron groups, 0 lone pairs

Tetrahedral molecular shape with an angle of 109.5°

5
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4 electron groups, 1 lone pair

Trigonal pyramidal molecular shape with an angle of ~107°

6
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4 electron groups, 2 lone pairs

Bent molecular shape with an angle of ~104.5°

7
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5 electron groups, 0 lone pairs

Trigonal bipyramidal molecular shape with angles of 90°, 120°, 180°

8
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5 electron groups, 1 lone pair

Seesaw molecular shape with angles of

9
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5 electron groups, 2 lone pairs

T-shaped molecular shape with angles of ~90°, 180°

10
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5 electron groups, 3 lone pairs

Linear molecular shape with an angle of 180°

11
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6 electron groups, 0 lone pairs

Octahedral molecular shape with angles of 90°, 180°

12
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6 electron groups, 1 lone pair

Square pyramidal molecular shape with angles of ~90°, 180°

13
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6 electron groups, 2 lone pairs

Square planar molecular shape with angles of 90°, 180°