Test

Chemical Bond ,[object Object],[object Object],[object Object]

Bonds form = energy released Bonds break = energy required

Types of Bonding Ionic Covalent

Ionic Bonding ,[object Object]

Covalent Bonding ,[object Object]

Remember Octet: Atoms seek stability of filled valence shell.

Ionic Bond ,[object Object],[object Object]

Recall: Metals lose e -  cations Non-metals gain e -  anions

Compounds must be neutral; total charge from cations must equal total charge from anions

Ex. What is the chemical formula of the compound made with sodium and oxygen?

Ex. What is the chemical formula of the compound made with sodium and oxygen? Na + O 2- Na 2 O “ Sodium Oxide”

Ex. What is the chemical formula of the compound made with calcium and phosphorus?

Ex. What is the chemical formula of the compound made with calcium and phosphorus? Ca +2 P -3 Ca 3 P 2 “ Calcium Phosphide”

[object Object],[object Object],[object Object],Covalent Bond

[object Object],Lewis Dot Structures

[object Object],[object Object],Structural Formulas

[object Object],[object Object]

Ex ,[object Object],[object Object],[object Object]

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