1. Worksheet 2 answers

2. 1. Write the formula for the following binary ionic compounds given the name:
a. calcium oxide CaO
b. potassium bromide KBr
c. zinc fluoride ZnF2
d. gold (III) iodide AuI3
e. aluminum chloride AlCl3
f. iron (II) sulfide FeS
g. silver nitride Ag3N
h. chromium (III) phosphide CrP
i. hydrosulfuric acid H2S
j. tin (IV) oxide SnO2

3. 2. Write the formula for the following compounds with polyatomic ions given the name:
a. copper (II) nitrate Cu(NO3)2
b. barium carbonate BaCO3
c. zinc dihydrogen phosphate Zn(H2PO4)2
d. gold (III) hydroxide Au(OH)3
e. aluminum permanganate Al(MnO4)3
f. mercury (II) chromate HgCrO4
g. ammonium phosphate (NH4)3PO4
h. lead (IV) sulfate Pb(SO4)2
i. chromium (II) acetate Cr(C2H3O2)2
j. phosphorous acid H3PO3

4. 3. Write the formula for the following binary molecular compounds:
a. disilicon hexafluoride Si2F6
b. sulfur hexabromide SBr6
c. sulfur trioxide SO3
d. tetraphosphorus decasulfide P4S10
e. diarsenic trioxide As2O3
f. iodine monochloride ICl
g. oxygen difluoride OF2
h. nitrogen tetrabromide NBr4
disulfur heptoxide S2O7
j. phosphorus pentachloride PCl5

5. 4. Write the formula for the compounds given using :
a. lead (II) nitride Pb3N2
b. manganese (III) arsenate MnAsO4
c. triboron octachloride B3Cl8
d. diphosphorus tetraiodide P2I4
e. iodic acid HIO3
f. copper (II) hydroxide Cu(OH)2
g. triarsenic dinitride As3N2
h. tin (IV) phosphate Sn3(PO4)4
beryllium nitrite Be(NO2)2
j. oxygen dichloride OCl2
k. lead (IV) carbonate Pb(CO3)2
tetrasulfur hexahydride S4H6
m. iron (III) acetate Fe(C2H3O2)3
n. strontium hydrogen phosphate SrHPO4

6. 5. Name the following binary molecular compounds:
a. P4O6 tetraphosphorus hexoxide b. AsCl3 arsenic trichloride
c. SiF8 silicon octafluoride
d. Cl2O dichlorine monoxide
e. S4N2 tetrasulfur dinitride
f. B5I7 pentaboron heptaiodide

7. 6. Name the following ionic (fixed charge) compounds:
a. Al2S3 aluminum sulfide
b. NaBr sodium bromide
c. Mg(H2PO4)2 magnesium dihydrogen phosphate
d. Al2(CO3)3 aluminum carbonate
e. K2SO4 potassium sulfate
f. BaCrO4 barium chromate
g. Ca(C2H3O2)2 calcium acetate
h. HNO2 nitrous acid

8. 7. Name the following ionic (variable charge) compounds:
a. Cr(NO3)3 chromium (III) nitrate
b. Fe2S3 iron (III) sulfide
c. AuOH gold (I) hydroxide
d. Sn(CrO4)2 tin (IV) chromate
e. Mn2(SiO3)3 manganese (III) silicate
f. Pb(SO4)2 lead (IV) sulfate
g. Cu2HPO4 copper (I) hydrogen phosphate
h. Co(CN)3 colbalt (III) cyanide
i. Hg(H2PO4)2 mercury (II) dihydrogen phosphate
j. Au(NO2) gold (III) nitrite

9. 8. Name the following ionic or molecular compounds
8. Name the following ionic or molecular compounds. Use the Nomenclature Rules
a. (NH4)2SO4 ammonium sulfate
b. HF hydrofluoric acid
c. PbO lead (II) oxide
d. K3N potassium nitride
e. Se2Cl4 diselenium tetrachloride
f. AsF arsenic pentafluoride
g. AlI3 aluminum iodide
h. N2O5 dinitrogen pentoxide
i. Fe3(PO4)2 iron (II) phosphate
j. Ag2S silver sulfide

10. k. CuCN copper (I) cyanide
l. S3O6 trisulfur hexoxide
m. Al(OH)3 aluminum hydroxide
n. Co(MnO4)2 cobalt (II) permanganate
o. HgSO3 mercury (II) sulfite
p. HClO4 perchloric acid
q. Ca(HCO3)2 calcium hydrogen carbonate
r. Au2(CrO4)3 gold (III) chromate
s. Mn(H2PO4)3 manganese(III) dihydrogen phosphate
t. Zn(MnO4) zinc permanganate