Shapes of molecules and polyatomic ions Flashcards
1
Q
No lone pairs, 23456 bonds
A
2- Linear
3- trigonal planar
4- tetrahedral
5- trigonal bipyrimidal
6- octahedral
2
Q
1 lone pair, 3456 bonds
A
3- Bent
4- Trigonal pyramidal
5- Seasaw
6- Square pyramidal
3
Q
2 Lone pairs, 456 bonds
A
4- Bent
5- T shaped
6- Square planar
4
Q
3 lone pairs, 5 bonds
A
Linear
5
Q
Electron pair Repulsion decreasing
A
Lone pair:Lone pair
Lone pair: bonding pair
Bonding:bonding
6
Q
Angles in Linear
A
180
7
Q
Angles in Trigonal planar
A
120
8
Q
Angles in bent (3bonding pairs 1 lone)
A
<120
9
Q
Angles in tetrahedral
A
109.5
10
Q
Angles in trigonal pyramidal
A
<109.5
11
Q
Angles in bent(4 bonding pairs 2 lone pairs)
A
«109.5
12
Q
Angles in Trigonal bipyrimdal
A
90
120
13
Q
Angles in seasaw
A
<90
<120
>180
14
Q
Angle in T shaped
A
<90
15
Q
Angle in octahedral
A
90
