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Chemistry

Writing Chemical compounds

QuestionAnswer
Chemical Symbol Representation of one element (O, K, Mg, Na)
Chemical Formula Combination of multiple elements (NaCl, H2O, CO2)
4 types of chemical formulas Ionic Bonds, Covalent Bonds, Hydrocarbons, Acids
Ionic Bonds Ions that gain or lose electrons
Hydrocarbons Covalent bonds made up of Hydrogen and Carbon
Ionic Bonds involve groups 1-2, 13, 15-17; Charges always equal 0; Cations come first, followed by anions that end in 'ide'
SO (5,4,3,2) -2 Persulfate, Sulfate, Sulfite, Hyposulfite
PO (5,4,3,2) -3 Perphosphate, Phosphate, Phosphite, Hypophosphite
NH (4) +1 Ammonium
ClO (4,3,2,1) -1 Perchlorate, Chlorate, Chlorite, Hypochlorite
C(2)H(3)O(2) -1 Acetate
CN -1 Cyanide
OH -1 Hydroxide
IO (3) -1 Iodate
NO (4,3,2,1) -1 Perpetrate, Nitrate, Nitrite, Hyponitrite
CO (4,3,2,1) -2 Percarbonate, Carbonate, Carbonite, Hypocarbonite
CrO (4) -2 Chromate
CrO (7) -2 Dichromate
Created by: user-2004679
 

 



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