The Relationship Between the Number
of Places Where Valence Electrons Can Be Found and the Goemetry Around an Atom |
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Places Where Electrons are Found |
Places With Bonding Electrons | Places With Non- bonding Electrons |
Distri- bution of Electrons |
Molecular Geometry | Examples | |||||||

2 | 2 | 0 | linear | linear | BeF_{2}, CO_{2} |
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1 | 1 | linear | CO, N_{2} |
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3 | 3 | 0 | trigonal planar | trigonal planar |
BF_{3}, CO_{3}^{2-} |
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2 | 1 | bent | O_{2}, SO_{2} |
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1 | 2 | linear | O_{2} |
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4 | 4 | 0 | tetrahedral | tetrahedral | CH_{4}, SO_{4}^{2-} |
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3 | 1 | trigonal pyramidal | NH_{3}, H_{3}O^{+} |
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2 | 2 | bent | H_{2}O, ICl_{2}^{+} |
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1 | 3 | linear | HF, OH^{-} |
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5 | 5 | 0 | trigonal bipyramidal | trigonal bipyramidal | PF_{5} |
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4 | 1 | seesaw | SF_{4}, TeCl_{4}, IF_{4}^{+} |
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3 | 2 | T-shaped | ClF_{3} |
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2 | 3 | linear | I_{3}^{-}, XeF_{2} |
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6 | 6 | 0 | octahedral | octahedral | SF_{6}, PF_{6}^{-}, SiF_{6}^{2-} |
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5 | 1 | square pyramidal | BrF_{5}, SbCl_{5}^{2-} |
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4 | 2 | square planar |
XeF_{4}, ICl_{4}^{-} |