Significant Figures – start at the left and proceed to the right 1.If the number does not have a decimal point count until there are no more non zero numbers.

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Presentation transcript:

Significant Figures – start at the left and proceed to the right 1.If the number does not have a decimal point count until there are no more non zero numbers 2.If the number has a decimal point start counting at the first non-zero number and continue counting until you run out of decimal places Vocabulary 1.Observation 2.Hypothesis 3.Experiment 4.Theory 5.Law 6.Chemistry 7.Matter 8.Energy 9.Chemical Properties 10.Physical Properties 11.Extensive Properties 12.Intensive Properties 13.Scientific (natural) law 14.Anion 15.Cation 16.Molecular Geometry 17.Law of Conservation of Mass 18.Law of Conservation of Energy 19.Exact numbers 20.Accuracy 21.Precision 22.compounds 23.molecules 24.chemical formula 25.empirical formula 26.molecular formula 27.structural formula 28.bond line formula 29.ball and stick model 30.space filling model 31.Mole 33.percent weight 34.percent error 35.percent composition 36.percent yield 37.%RSD 38.limiting reactant 39.Stoichiometry 40.Stoichiometric Coefficient

MonovalentDivalentTrivalent HydroniumH3O+H3O+ MagnesiumMg 2+ AluminiumAl 3+ (or hydrogen)H+H+ CalciumCa 2+ Antimony IIISb 3+ LithiumLi + StrontiumSr 2+ Bismuth IIIBi 3+ SodiumNa + BerylliumBe 2+ PotassiumK+K+ Manganese IIMn 2+ RubidiumRb + BariumBa 2+ CesiumCs + ZincZn 2+ FranciumFr + CadmiumCd 2+ SilverAg + Nickel IINi 2+ AmmoniumNH 4 + Palladium IIPd 2+ ThaliumTl + Platinum IIPt 2+ Copper ICu + Copper IICu 2+ Mercury IIHg 2+ Mercury IHg 2 2+ Iron IIFe 2+ Iron IIIFe 3+ Cobalt IICo 2+ Cobalt IIICo 3+ Chromium IICr 2+ Chromium IIICr 3+ Lead IIPb 2+ Tin IISn 2+ Table of Common Ions Common Positive Ions (Cations)

MonovalentDivalentTrivalent HydrideH-H- OxideO 2- NitrideN 3- FluorideFl - PeroxideO 2 2- ChlorideCl - SulfideS 2- BromideBr - SelenideSe 2- IodideI-I- OxalateC 2 O 4 2- HydroxideOH - ChromateCrO 4 2- PermanganteMnO 4 - DichromateCr 2 O 7 2- CyanideCN - TungstateWO 4 2- ThiocynateSCN - MolybdateMoO 4 2- AcetateC2H3O2-C2H3O2- tetrathionateS 4 O 6 2- NitrateNO 3 - ThiosulfateS 2 O 3 2- BisulfiteHSO 3 - SulfiteSO 3 2- BisulfateHSO 4 - SulfateSO 4 2- BicarbonateHCO 3 - CarbonateCO 3 2- Dihydrogen phosphateH 2 PO 4 - Hydrogen phosphateHPO 4 2- PhosphatePO 4 3- NitriteNO 2 - AmideNH 2 - HypochloriteClO - ChloriteClO 2 - ChlorateClO 3 - PerchlorateClO 4 - Table of Common Ions Common Negative Ions (Anions)