5.4.2 chemical bonding shapes 💠 Flashcards
1
Q
2, 0
A
linear, 180
2
Q
3, 0
A
trigonal planar, 120
3
Q
2,1
A
bent, 117.5
4
Q
4, 0
A
tetrahedral, 109.5
5
Q
3, 1
A
trigonal pyramidal, 107
6
Q
2, 2
A
bent, 104.5
7
Q
5, 0
A
trigonal bipyramidal, 90 and 120
8
Q
4, 1
A
distorted tetrahedral / see-saw, NA
9
Q
3, 2
A
t-shape, 90
10
Q
2, 3
A
linear, 180
11
Q
6, 0
A
octahedral, 90
12
Q
5, 1
A
square pyramidal, 90
13
Q
4,2
A
square planar, 90
14
Q
general answering technique
A
the 4 electron pairs are directed in a tetrahedral arrangement around the central carbon atom to minimise repulsion.
since there are 3 bond pairs and 1 lone pair, the molecule is trigonal pyramidal in shape.
