Strong Bonds: High MP

NaCl

AlF3

Strong Bonds: High MP

Non directional

Malleable

Ductile

Malleable

Ductile

Strong bonds: high MP

Diamond

Carbon

Silicon

Graphite

Diamond

Silicon

Silicon

Diamond

Weak forces: low MP

Slightly higher MP

Slightly higher yet MP

spsp2 sp3

sp3

sp3

sp3

180

120 109

107

105

Be B C N O F Ne

F

F

F

I

C

- +

B

H

H

H

F B H

H

Se

H

H

H

O

B

H

H

F

N N

N

H

HH

1. For metallic bonds you can buy magnetized colored balls fromArbor Scientific 20 balls for 2.70