7
Covalent bonding
Cl
H
C
more volatile
than ionic
compounds
do not
conduct
electricity
generally
insoluble in
water
C
H
H
H
low melting and boiling points
N
H
Cl
N
Explaining properties
Covalent bonding
Valence electrons
Comparing properties
Molecules and covalent bonds
3.2.3
diamond does not conduct
graphite does conduct
C
high melting and boiling points
graphite
3.2.4
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diamond
Macromolecules
insoluble
in water