Chapter 9- Molecular Shapes and Polarity

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Chemistry

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20 Terms

1
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What is the group geometry for 2 electron groups?
linear
2
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What is the degree of a linear group geometry?
180
3
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What is the group geometry of a 3 electron group?
trigonal planar
4
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What is the degree of trigonal planar geometry?
120
5
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What is the group geometry of a 4-electron group?
tetrahedral
6
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What is the degree of a tetrahedral?
109.5
7
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What is the group geometry of a 5 electron group?
trigonal bipryamidal
8
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What is the degree of a trigonal biprymadial?
90 and 120
9
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What is the group geometry of a 6 electron group?
octahedral
10
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What is the degree of an octahedral?
90
11
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Which shapes are non-polar?
-linear
- trigonal planar
-tetrahedral
- trigonal bipyramid
- octahedral
- square planar
12
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What type of combinations tend to be nonpolar?
hydrocarbons
13
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What are the degrees for a bent trigonal planar?
~120
14
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What are the degree for trigonal pyramidal?
~109.5
15
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What are the degrees of a bent tetrahedral?
~109.5
16
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What are the degrees of a seesaw?
~90, ~120
17
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What are the degrees of a t-shape?
~90
18
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What are the degrees of a linear trigonal bipyramidal?
180
19
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What are the degrees for a square pyramidal?
~90
20
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What are the degrees of a square planar?
90