Naming Inorganic Compounds: Answer Sheet
1. Complete the following chart of corresponding ion names and formulas.
|
Cation Name |
Formula |
|
Anion Name |
Formula |
|
(1) potassium ion |
K+ |
|
(11) nitrate ion |
NO3- |
|
(2) iron(III) ion (or ferric ion) |
Fe3+ |
|
(12) dihydrogen phosphate ion |
H2PO4- |
|
(3) ammonium ion |
NH4+ |
|
(13) hydrogen carbonate (or bicarbonate) ion |
HCO3- |
|
(4) barium ion |
Ba2+ |
|
(14) permanganate ion |
MnO4- |
|
(5) silver ion |
Ag+ |
|
(15) perchlorate ion |
ClO4- |
|
(6) copper(II) ion (or cupric ion) |
Cu2+ |
|
(16) sulfide ion |
S2- |
|
(7) zinc ion |
Zn2+ |
|
(17) acetate ion |
CH3CO2- (or C2H3O2-) |
|
(8) cobalt(II) ion |
Co2+ |
|
(18) dichromate ion |
Cr2O72- |
|
(9) hydrogen ion |
H+ |
|
(19) carbonate ion |
CO32- |
|
(10) chromium(III) ion |
Cr3+ |
|
(20) sulfite ion |
SO32- |
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2. Complete the following chart of corresponding compound names and formulas. Circle the names of all non-ionic (i.e., molecular) compounds. (NOTE: In these answers I have used shading (instead of circles) to indicate the molecular compounds (diphosphorus pentoxide, etc.).)
|
Compound Name |
Formula |
|
Compound Name |
Formula |
|
(1) silver nitrate |
AgNO3 |
|
(11) sodium hydrogen phosphate |
Na2HPO4 |
|
(2) nickel(II) acetate |
Ni(CH3CO2)2 |
|
(12) sulfur trioxide |
SO3 |
|
(3) ammonium sulfate |
(NH4)2SO4 |
|
(13) potassium permanganate |
KMnO4 |
|
(4) diphosphorus pentoxide (or diphosphorus pentaoxide) |
P2O5 |
|
(14) aluminum sulfide |
Al2S3 |
|
(5) sodium oxide |
Na2O |
|
(15) cobalt(III) sulfate |
Co2(SO4)3 |
|
(6) ammonium nitrate |
NH4NO3 |
|
(16) silver chromate |
Ag2CrO4 |
|
(7) nitrogen trichloride |
NCl3 |
|
(17) strontium fluoride |
SrF2 |
|
(8) sodium hydrogen carbonate (or sodium bicarbonate) |
NaHCO3 |
|
(18) sulfur hexafluoride
|
SF6 |
|
(9) iron(II) acetate |
Fe(CH3CO2)2 or Fe(C2H3O2)2 |
|
(19) ammonia
|
NH3 |
|
(10) carbon tetrachloride |
CCl4 |
|
(20) lithium chlorate |
LiClO3 |