Practice Formula Writing and Compound Naming
Answers farther down.
A. Name the following elements and compounds Return to Chemistry 131 Home Page
| S | Ca3(PO4)2 |
| Sb | LiI |
| N2 | Cs2O |
| F2 | NaNO2 |
| Au | ZnCO3 |
| Rb | SeO2 |
| Bi | H2SO4 (aq) |
| Se | HBr(g) |
| Ni | Mg(OH)2 |
| I2 | SiCl4 |
| LiOH | (NH4)2Cr2O7 |
| UF4 | SbCl3 |
| Pt(NO3)2 | SO3 |
| AlBr3 | Cr(ClO3)2 |
| N2O5 | CaC2O4 |
| CuCl | Ba(HSO3)2 |
| Co2(SO4)3 | KMnO4 |
B. Write symbols and formulas for the following elements and compounds:
| sodium peroxide | bismuth (III) nitrate |
| cadmium sulfide | carbon dioxide |
| lithium nitride | arsenic pentachloride |
| calcium hydrogen carbonate | ammonia |
| manganese | barium iodide |
| strontium hydroxide | cadmium |
| gold (III) nitrate | sodium phosphate |
| mercury (II) bromide | oxygen molecule |
| lithium selenide | potassium hypochlorite |
| nitrous acid | lead |
| palladium | iron (III) oxide |
| nickel | carbon tetrachloride |
| potassium acetate | sodium bisulfate |
| ammonium chlorate | cobalt (III) monohydrogen phosphate |
| perchloric acid | zinc permanganate |
| hydrocyanic acid | silver oxalate |
A. ANSWERS Name the following elements and compounds
| S sulfur | Ca3(PO4)2 calcium phosphate |
| Sb antimony | LiI lithium iodide |
| N2 nitrogen gas or dinitrogen | Cs2O cesium oxide |
| F2 fluorine gas or difluorine | NaNO2 sodium nitrite |
| Au gold | ZnCO3 zinc carbonate |
| Rb rubidium | SeO2 selenium dioxide |
| Bi bismuth | H2SO4 (aq) sulfuric acid |
| Se selenium | HBr(g) hydrogen bromide |
| Ni nickel | Mg(OH)2 magnesium hydroxide |
| I2 diiodine, iodine molecule | SiCl4 silicon tetrachloride |
| LiOH lithium hydroxide | (NH4)2Cr2O7 ammonium dichromate |
| UF4 uranium (IV) fluoride | SbCl3 antimony trichloride or antimony (III) chloride |
| Pt(NO3)2 platinim (II) nitrate | SO3 sulfur trioxide |
| AlBr3 aluminum bromide | Cr(ClO3)2 chromium(II)chlorate |
| N2O5 dinitrogen pentoxide | CaC2O4 calcium oxalate |
| CuCl copper(I) chloride (cuprous) | Ba(HSO3)2 barium bisulfite |
| Co2(SO4)3 cobalt (III) sulfate | KMnO4 potassium permanganate |
B. ANSWERS Write symbols and formulas for the following elements and compounds:
| sodium peroxide-- Na2O2 | bismuth (III) nitrate -- Bi(NO3)3 |
| cadmium sulfide-- CdS | carbon dioxide -- CO2 |
| lithium nitride-- Li3N | arsenic pentachloride -- AsCl5 |
| calcium hydrogen carbonate-- Ca(HCO3)2 | ammonia-- NH3 (don't forget this one) |
| manganese --Mn | barium iodide-- BaI2 |
| strontium hydroxide --Sr(OH)2 | cadmium--Cd |
| gold (III) nitrate --Au(NO3)3 | sodium phosphate -- Na3PO4 |
| mercury (II) bromide -- Hg(Br)2 | oxygen molecule -- O2(g) |
| lithium selenide -- Li2S | potassium hypochlorite -- KClO |
| nitrous acid -- HNO2(aq) | lead-- Pb |
| palladium --Pd | iron (III) oxide -- Fe2O3 |
| nickel -- Ni | carbon tetrachloride- - CCl4 |
| potassium acetate --KC2H3O2 | sodium bisulfate-- NaHSO4 |
| ammonium chlorate-- NH4ClO3 | cobalt (III) monohydrogen phosphate--Co2(HPO4)3 |
| perchloric acid -- HClO4 (aq) | zinc permanganate --ZnMnO4 |
| hydrocyanic acid -- HCN (aq) | silver oxalate--AgC2O4 |