Shapes of Molecules
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8 Terms
1
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What is VSEPR theory?
Lone-pair electrons repel more than bonding pair electrons, so they push bonding pairs closer, making the bond angle smaller.
This minimises lone pair repulsion
2
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Draw a linear shape
2 bonding, 0 lone (180 degrees)
3
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Draw a trigonal planar shape
3 Bonding, 0 Lone (120 degrees)
4
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Draw a Bent Shape
2 bonding, 2 lone (104.5 degrees)
5
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Draw a trigonal pyramidal shape
3 Bonding, 1 lone, (107 degrees)
6
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Draw a tetrahedral shape
4 Bonding, 0 lone (109.5 degrees)
7
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Draw a trigonal bipyramidal shape
5 bonding, 0 lone (90 and 120 degrees)
8
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Draw a octahedral shape
6 bonding, 0 lone (90 degrees)
Note 
Flashcards (29)