1. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 1 Naming Compounds 1. Cation first, then anion 2. Monatomic cation = name of the element Ca 2+ = calcium ion 3. Monatomic anion = root + -ide Cl  = chloride CaCl 2 = calcium chloride Binary Ionic Compounds:

2. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 2 Naming Compounds (continued)  metal forms more than one cation  use Roman numeral in name PbCl 2 Pb 2+ is cation PbCl 2 = lead (II) chloride Binary Ionic Compounds (Type II):

3. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 3 Figure 2.22 Common Cations and Anions

4. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 4 Figure 2.23 Flowchart for Naming Binary Compounds

5. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 5 How many elements in Period 6?

6. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 6 Know Table 9.1 page 254 Table 9.2 page 255 Figure 9.3 page 257

7. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 7 Naming Compounds (continued) Memorize Table !!!!!!!!!!!! Ionic Compounds with Polyatomic Ions:

8. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 8 Naming Compounds (continued)  Compounds between two nonmetals  First element in the formula is named first.  Second element is named as if it were an anion.  Use prefixes (Table 2.6 page 67)  Never use “mono” on 1 st element P 2 O 5 = diphosphorus pentoxide Binary compounds (Type III):

9. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 9 Figure 2.23 Flowchart for Naming Binary Compounds

10. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 10 Figure 2.25 Flowchart for Naming Acids

11. Copyright©2000 by Houghton Mifflin Company. All rights reserved. 11 THE END!!!!!!!!!!