Molecule shapes

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Chemistry

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9 Terms

1
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Trigonal planar

  • Has 3 bonded electron pairs around the central atom

    Has a bond angle of 120 degrees around the central atom

<ul><li><p>Has 3 bonded electron pairs around the central atom</p><p>Has a bond angle of 120 degrees around the central atom</p></li></ul>
2
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Linear molecule

  • Has 2 bonded electron pairs around the central atom

  • Has a bond angle of 180 degrees around the central atom

<ul><li><p>Has 2 bonded electron pairs around the central atom </p></li><li><p>Has a bond angle of 180 degrees around the central atom </p></li></ul>
3
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Tetrahedral

  • Has 4 bonded electron pairs around the central atom

  • Has a bond angle of 109.5 degrees around the central atom\

  • Has one molecule sticking towards you and one away from you

<ul><li><p>Has 4 bonded electron pairs around the central atom</p></li><li><p>Has a bond angle of 109.5 degrees around the central atom\</p></li><li><p>Has one molecule sticking towards you and one away from you </p></li></ul>
4
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Triagnol pyramid

  • Has 3 bonded electron pairs around central atom and one lone pair

  • Has a bond angle of 107 degrees around atom

  • Has one molecule sticking away from you and one towards you

<ul><li><p>Has 3 bonded electron pairs around central atom and one lone pair</p></li><li><p>Has a bond angle of 107 degrees around atom</p></li><li><p>Has one molecule sticking away from you and one towards you </p></li></ul>
5
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Non-linear

  • Has a 2 bonded electron pairs around central atom and 2 lone pairs

  • Has a bond angle of 104.5 around the central atom

<ul><li><p>Has a 2 bonded electron pairs around central atom and 2 lone pairs </p></li><li><p>Has a bond angle of 104.5 around the central atom </p></li></ul>
6
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Octahedral

  • Has 6 bonded electrons around central atom

  • Has a bond angle around the central atom of 90 degrees

  • Has two molecules sticking away from you and two molecules sticking towards you

<ul><li><p>Has 6 bonded electrons around central atom</p></li><li><p>Has a bond angle around the central atom of 90 degrees</p></li><li><p>Has two molecules sticking away from you and two molecules sticking towards you </p></li></ul>
7
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Trigonal bipyramidal

  • Has 5 bonded electron pairs around central atom

  • Has a bond angle of 90 degrees and 120 degrees around central atom

  • Has one molecule sticking away from you

  • Has one molecule sticking towards you

<ul><li><p>Has 5 bonded electron pairs around central atom</p></li><li><p>Has a bond angle of 90 degrees and 120 degrees around central atom</p></li><li><p>Has one molecule sticking away from you</p></li><li><p>Has one molecule sticking towards you</p></li></ul>
8
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Solid wedge

Bind pointing towards you

9
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Broken lines

Bond sticking away from you