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Chem Ch. 5

Compounds

TermDefinition
law of constant composition for any compound there is the same ratio of elements by mass
atomic individual atoms
diatomic 2 atoms
polyatomic more than 2 atoms
ionic compounds contains ions & metals
molecular compounds nonmetals only
Type 1 metals metal name + anion name (NO NUMERICAL PREFIXES)
Type 2 metals metal element name + roman numeral of metal charge + anion name
ruman numeral indicates metal charge NOT subscript
naming molecular compounds name first element + second element ending in ide
numerical prefixes mono di tetra penta hexa hepta octa nona deca
acids chemical formula starts with H, are aqueous
binary acids "Hydro" + non-metal base name + "ic" + acid
oxy acids H, polyatomic ion with oxygen
HNO3 (aq) = Nitric Acid NO3 = Nitrate
HNO2 (aq) = Nitrous Acid NO2 = Nitrite
HC2H3O3 (aq) = Acetic Acid C2H3O3 = Acetate
H3PO4 Phosphoric Acid
Created by: nat.riv
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