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  • CCEA
  • Chemistry
  • Unit AS 1 - Basic Concepts in Physical and Inorganic Chemistry
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Shapes of Molecules and Ions Summary Sheet

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2018/2019 Written for academic year
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Unit AS 1 - Basic Concepts in Physical and Inorganic Chemistry
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Shapes of Molecules and Ions Summary Page

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Shapes of Molecules and Ions



Total No. of No. of lone Shape Bond angle Examples
number of bonding pairs of
electron pairs of electrons
pairs electrons
around a
central
atom
2 2 0 Linear 180 BeCL2, CO2
3 3 0 Trigonal 120 BF3
Planar
4 4 0 Tetrahedral 109.5 CH4, NH4+
4 3 1 Pyramidal 107 NH3, H30+


Total no. of No. of No. of lone Shape Bond angle Examples
electrons bonding pairs of
around a pairs of electrons
central atom electrons
4 2 2 Bent 104.5 H20, BrF2+
5 5 0 Trigonal 90 and 120 PF5
Bipyramidal
5 3 2 T-Shaped 86 BrF3
5 2 3 Linear 180 XeF2
6 6 0 Octahedral 90 SF6
6 4 2 Square 90 BrF4-
Planar




Square planar
Connected book
image
Dr Wingfield Glassey, Dr Wingfield Glassey Chemistry for CCEA AS Level
Publisher: Unknown ISBN: 9781780731018 Edition: Unknown

Document information

Study Level
A/AS Level
Subject
Chemistry
Summarized whole book?
No
Which chapters are summarized?
Shapes of molecules and ions
Uploaded on
February 26, 2019
Number of pages
1
Written in
2018/2019
Type
Summary
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