Nomenclature Flashcards
Charge of group 1A elements?
+1 cations (H+, Li+, Na+, etc)
Charge of group 2A elements?
+2 cations (Be2+, Mg2+, Ca2+, etc.)
Charge of group 3A elements?
+3 cations (Al3+)
Charge of group 7A non-metals?
-1 anions (F-, Cl-, etc.)
Charge of group 6A non-metals?
-2 anions (O2-, S2-, etc)
Charge of group 5A non-metals?
-3 anions (N3-)
What is an anion?
An atom or molecule with a negative charge (electrons > protons)
What is a cation?
Atom or molecule with a positive charge. (Electrons < protons)
Write the formula for ionic compound:
Aluminum & Oxygen
Al3+ & O2- =
Al2O3
Write the formula for ionic compound: Calcium & Iodine
Ca2+ & I- =
CaI2
Name the following compounds KCl CaO Na2S Al2S3
Potassium chloride
Calcium oxide
Sodium sulfide
Aluminum sulfide
Write the formula for:
Magnesium phosphide
Mg2+ P3-
Mg3P2
BCl3
Boron Trichloride
SO3
Sulfur Trioxide
CO
Carbon monoxide
N2O4
Dinitrogen tetraoxide
C3H8
Tricarbon octahydride
PCl5
Phosphorous pentachloride
SF6
Sulfur hexafluoride
CH4
Carbon tetrahydride
Acetate Formula
CH3COO-
Bromate
BrO3-
Carbonate
CO3 2-
Chlorate
ClO3-
Chlorite
ClO2-
Chromate
CrO4 2-
Cyanate
CNO-
Cyanide
CN-
Dichromate
Cr2O7 2-
Hydrogen Carbonate
HCO3-
Hydroxide
OH-
Hypochlorite
ClO-
Iodate
IO3-
Nitrate
NO3-