The Structure of MatterThe Structure of Matter
What are the 3 types of chemical What are the 3 types of chemical bonds?bonds?
Describe eachDescribe each
What is an ion?What is an ion?
Some compounds have both Some compounds have both covalent and ionic bondscovalent and ionic bonds
What are polyatomic ions?What are polyatomic ions? Groups of covalently bonded Groups of covalently bonded
atoms that have either lost or atoms that have either lost or gained electronsgained electrons
Common Polyatomic IonsCommon Polyatomic Ions
NaHCONaHCO3 3 (baking soda)(baking soda)
HCOHCO33- - Hydrogen Carbonate ion Hydrogen Carbonate ion
NaNa22COCO33 (soaps) (soaps)
COCO332-2- carbonate ion carbonate ion
NaOH (soaps)NaOH (soaps) OHOH- - Hydroxide ionHydroxide ion
Parenthesis group atoms of a Parenthesis group atoms of a polyatomic ionpolyatomic ion
Ammonium Sulfate (NHAmmonium Sulfate (NH44))22SOSO44
2:1 Ratio2:1 Ratio
NHNH44NONO33 Ammonium Nitrate Ammonium Nitrate
1:1 Ratio1:1 Ratio
Ions containing OxygenIons containing Oxygen The ion with less Oxygen ends in –ite, the ion The ion with less Oxygen ends in –ite, the ion
with more Oxygen ends in –atewith more Oxygen ends in –ate
Examples: SOExamples: SO442-2- SO SO33
2-2-
NONO22- - NONO33
- -
ClOClO33-- ClO ClO22
--
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