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18<br />
MULTIVALENT IONIC COMPOUNDS<br />
<br />
<br />
<br />
<br />
Ions of some transition elements can have more than one possible charge.<br />
Such elements are called ____________________________________________.<br />
For example, what are the 2 possible charges for copper – Cu?<br />
o _________________<br />
o _________________<br />
We use _____________________________ to indicate the type of charge on these<br />
multivalent ions.<br />
1+ I<br />
2+ II<br />
3+ III<br />
4+ I V<br />
5+ V<br />
6+ VI<br />
NOTE: ________________________________________________________________<br />
GIVEN NAME, WRITE <strong>FOR</strong>MULA<br />
RULES<br />
1. ___________________________________________________________________________<br />
___________________________________________________________________________<br />
2. ___________________________________________________________________________<br />
___________________________________________________________________________<br />
<br />
EXAMPLES:<br />
copper (II) oxide _________________________<br />
lead (IV) sulfide _________________________<br />
tin sulfide _________________________<br />
HOMEWORK!!!<br />
Do Tables J and K on the following pages!<br />
Remember to ONLY use the ROMAN NUMERAL with the MULTIVALENT IONS!!!
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