PPT Slide

Compounds formed from monatomic ions.

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• Binary ionic compounds are those composed of ions from  only two elements.

• The name of metal cations is the same as the name of the  metal. Metal names often end in ì-ium.î Ca Ca 2+

• The name of the anion takes the root of the nonmetal name  and adds the suffix ì-ide.î Br Br ñ

For example, the anion formed from bromine is named bromide (brom + ide)

• Therefore, the compound formed from the metal calcium  and the nonmetal bromine is ìcalcium bromide.î

• Learn all the monatomic ions in Table 2.3

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