Nomenclature Part 2: Naming Chemical Compounds Flashcards
What is the one polyatomic cation we need to know?
NH4^+ ammonium
What is a cation?
metals losing electrons to get to a Noble gas configuration
What are the two types of metals?
metals that always form a cation with the same charge and metals that form 2 or more different cations with different charges
What ending is used for metal cations?
the ending ion
sodium ion
Na^+
Lithium ion
Li^+
Potassium ion
K^+
Magnesium ion
Mg^2+
Calcium ion
Ca^2+
Barium ion
Ba^2+
Aluminum ion
Al^3+
Zinc ion
Zn^2+
Silver ion
Ag^+
Rubidium ion
Rb^+
Radium ion
Ra^2+
Cesium ion
Cs^+
Strontium ion
Sr^2+
What symbol do you use for metals that have mulitple charges?
you add a roman numeral to represent the charge, and do not add ion
Iron (II)
Fe^2+
Iron (III)
Fe^3+
Copper (I)
Cu^+
Copper (II)
Cu^2+
Yttrium (I)
Y^+
Yttrium (III)
Y^3+
Tungsten (I)
W^+
Tungsten (II)
W^2+
Tungsten (III)
W^3+
Tungsten (IV)
W^4+
Tungsten (V)
W^5+
Tungsten (VI)
W^6+
Ruthenium (I)
Ru^+
Nickel (II)
Ni^2+
Titanium (IV)
Ti^4+
Rhodium (I)
Rh^+
Osmium (III)
Os^3+
Molybdenum (V)
Mo^5+
Cobalt (VI)
Co^6+
What are the older nomanclature names for metal cations?
the highest charge gets an -ic ending and the lowest charge gets an -ous ending
Cu^+
cuprous
Cu^2+
Cupric
Fe^2+
ferrous
Fe^3+
ferric
