Molecular Shapes Flashcards
1
Q
How to determine the number of electron pairs around the central atom?
A
valence e of central atom + no of atoms attatched
/2
2
Q
What shape will a molecule have if there are 2 bonding pairs of electrons
A
linear
3
Q
What shape will a molecule have if there are 3 bonding pairs of electrons
A
Trigonal planar
4
Q
What shape will a molecule have if there are 4 bonding pairs of electrons
A
tetrahedral
5
Q
What shape will a molecule have if there are 5 bonding pairs of electrons
A
trigonal bipyramidial
6
Q
What shape will a molecule have if there are 6 bonding pairs of electrons
A
Octahedral
7
Q
How to tell when a molecule is shaped like a trigonal pyramid
A
3 bonded pairs of e
1 non bonded pair
