Ionic Compounds

1
Ionic Compounds (metal non-metal) continued
Science 10 Unit 2
SC10 2-9
2
2. Naming
1. Write the name of the metal first.
2. Write the name of the non-metal second,
and change the ending to -ide
3. ONLY IF THE METAL HAS 2 OR MORE COMBINING
CAPACITIES, Include a roman numeral to
indicate which one it is.
e.g.
NaCl
Sodium
chloride
MgF2
Magnesium
fluoride
1
Cu
CuCl2
copper has 2 ions
2
Cu
which one is it?
SC10 2-10
3
To find out which copper ion it is, work out the
ions by criss-crossing in reverse.
CuCl2
Cu Cl
2
1
2
1-
Cu
Cl
Therefore it is copper II chloride
CuCl therefore must be copper I chloride
SC10 2-11
4
Assignment
Naming portions of Formula Assignment 1 2
In Class
Page 201 Instant Practice Q 1-3
Homework
Page 202 Instant Practice Q 1-2
Formula Assignment 3
SC10 2-12