Molar mass - Molar mass/empirical formula mass = ratio for...

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Unformatted text preview: Molar mass/empirical formula mass = ratio for molecular formula X/A(Ca) x=mass#=protons+neutrons a=atomic#=protons Metals tend to lose electrons. Nonmetals tend to gain electrons. Naming Binary ionic compounds: cation 1 st , anion 2 nd . Cation takes name, anion takes name + ide. NaCl=sodium chloride Iron3,iron2,copper2,copper1,cobalt3,cobalt2,tin4,tin2,lead4,lead2,mercury2,mercury1hg22+ CO32-carbonate HCO3-hydrogen carbonate(bicarbonate) NO3-nitrate NO2-nitrite SO42-sulfate SO32-sulfite S2O32- thiosulfate HSO4-hydrogen sulfate(bisulfate) HSO3-hydrogen sulfite(bisulfite) ClO4-perchlorate ClO3-chlorate ClO2- chlorite ClO-hypochlorite PO43-phosphate HPO42-hydrogen phosphate H2PO4-dihydrogen phosphate CN-cyanide OCN-cyanate SCN- thiocyanate NH4+ ammonium H3O+ hydronium CrO42-chromate Cr2O72-dichromate MnO4-permanganate OH-hydroxide O22- peroxide C2H3O2-acetate Naming two nonmetals: 1 st element=name 2 nd element=ide use prefixes(mono,di) HF:hydrofluoric acid HCl:hydrochloric HBr:hydrobromic HI:hydroiodic HCN:hydrocyanic H2S:hydrosulfuric...
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This note was uploaded on 03/14/2010 for the course CHEM 109A 109A taught by Professor Aue during the Spring '09 term at UCSB.

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