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NaCl
Binary Ionic Metal and non metalCation anion(IDE)
Lithium Oxide
Binary Ionic1) Cation and Charge2) Anion and Charge3) Balance w/subscripts
Polyatomic Ionic-3 or more elements-Cation anion (IDE**)**Poly name never changes
Na2SO3
Potassium Carbonate
Polyatomic Ionic –ATE or ITE1) Cation and Charge2) Anion and Charge3) Balance w/subscripts
use parenthesis if poly
CuCl2
Transition metal Ionic – Ditch and non metalCation(Roman Numerals**) anion(IDE)**Roman numerals = charge
Iron (III) Sulfide
Transition metal Ionic – 1) Cation and Charge2) Anion and Charge3) Balance w/subscripts
P2O5
Covalent or MolecularBoth Right side of stairsFirst element w/prefix**Second element IDE w/ prefix**No mono
Carbon Trioxide
Covalent or MolecularBoth Right side of stairsFirst element prefix = subscriptSecond element prefix = subscript
Na2SO3
Na2SO3
Ionic (no prefixes – poly do not change name)Sodium Sulfite
Sodium Iodide
Sodium IodideIonic (get charges and balance with subscripts)
Na+ I-
NaI
NCl3
NCl3Covalent (subscripts = prefixes)
Nitrogen trichloride
Sulfur monoiodide
Sulfur monoiodide
Covalent (subscripts = prefixes)
SI
Mg3N2
Mg3N2
Ionic (No prefixes)First elementSecond element –ide
Magnesium Nitride
Iron (II) Bromide
Iron (II) Bromide
Ionic – get charge of ions (roman numeral = charge)Balance charge with subscripts
Fe+2 Br-
FeBr2
Co3N
Co3N
Strontium Bicarbonate
Strontium Bicarbonate
K3P
K3P
Ionic (No prefixes)First elementSecond element –ide
Potassium Phosphide
Calcium Chloride
Calcium Chloride
RbOH
RbOH
Ionic (no prefixes – poly do not change name)Rubidium Hydroxide
Potassium Sulfide
Potassium Sulfide
NaClO2
NaClO2
Pentacarbon Trichloride
Pentacarbon Trichloride
Covalent (subscripts = prefixes)
C5Cl3
FeN
FeN
Potassium Carbonate
Potassium Carbonate
CO2
CO2
Covalent (subscripts = prefixes)Second element ends in -ide
Carbon Dioxide
Diborn tetrasulfide
Diborn tetrasulfide
Cu2O
Cu2O
Nickel (I) Oxide
Nickel (I) Oxide
Ionic – get charge of ions (roman numeral = charge)Balance charge with subscripts
Ni+ O-2
Ni2O
MgSO4
MgSO4
Ionic (no prefixes – poly do not change name)Magnesium Sulfate
Cesium Phosphide
Cesium Phosphide
FeCl
FeCl
Lithium Oxide
Lithium Oxide
N2O3
N2O3
Covalent (subscripts = prefixes)Second element ends in -ide
Dinitrogen trioxide
Sodium Bromate
Sodium Bromate
Al(OH)3
Al(OH)3
Ionic (no prefixes – poly do not change name)Aluminum Hydroxide
Aluminum sulfide
Aluminum sulfide
Ni2S3
Ni2S3
Iron (III) Oxide
Iron (III) Oxide
Ionic – get charge of ions (roman numeral = charge)Balance charge with subscripts
Fe+3 O-2
Fe2O3
CCl4
CCl4
Covalent (subscripts = prefixes)Second element ends in -ide
Carbon tetrachloride
Magnesium Chloride
Magnesium Chloride
CaSO3
CaSO3
Ionic (no prefixes – poly do not change name)Calcium Sulfite
Aluminum Sulfate
Aluminum Sulfate
Cs3N
Cs3N
Ionic (No prefixes)First elementSecond element –ide
Cesium Nitride
Copper (III) Sulfide
Copper (III) Sulfide
Ionic – get charge of ions (roman numeral = charge)Balance charge with subscripts
Cu+3 S-2
Cu2S3
K2CO3
K2CO3
Ionic (no prefixes – poly do not change name)Potassium Carbonate
