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20<br />
GIVEN <strong>FOR</strong>MULA, WRITE NAME<br />
RULES<br />
1. ___________________________________________________________<br />
2. ___________________________________________________________.<br />
There are 2 METHODS:<br />
a. METHOD 1<br />
Charges must add up to zero.<br />
b. METHOD 2<br />
Charge of Anion X Subscript of Anion<br />
Subscript of Cation<br />
<br />
Examples:<br />
PbI 2 _________________________<br />
Fe 2 O 3 _________________________<br />
CuCl _________________________<br />
MnO 2 _________________________<br />
HOMEWORK!!!<br />
Do Tables L & M for homework!<br />
Remember, doing some workings can help prevent any mistakes!!!
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