Strong Bonds: High MP
NaCl
AlF 3
Strong Bonds: High MP
Non directional
Malleable
Ductile
Malleable Ductile
Strong bonds: high MP
Diamond Carbon
Silicon
Graphite
Diamond Silicon
Diamond
Weak forces: low MP Slightly higher MP Slightly higher yet MP
sp sp2 sp Be B C N O F Ne
F F F I C
- +
B H H H
F BH
H Se H
H H O
B H H F
N N
N H H H
1. For metallic bonds you can buy magnetized colored balls from Arbor Scientific 20 balls for 2.70