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Review Problems 3.87 Each of the following metals can form two compounds
with oxygen. Write their formulas. (a) lead, (b) tin, (c) manganese, (d) iron, and (e) copper. 3.88 Write formulas for the ionic compounds formed from
Cl- and (a) cadmium ion, (b) silver ion, (c) zinc ion, and (d) nickel ion.
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3.99 Write formulas for the following.
(a) sodium monohydrogen phosphate (b) lithium selenide (c) chromium(III) acetate (d) disulfur decafluoride (e) nickel(II) cyanide (f ) iron(III) oxide
Nomenclature 3.89 Name the following ionic compounds: (a) CaS, (b) AlBr3,
(g) antimony pentafluoride 3.100 Write formulas for the following.
(c) Na3P, (d) Ba3As2, (e) Rb2S. 3.90 Name the following ionic compounds: (a) NaF, (b) Mg2C,
(c) Li3N, (d) Al2O3, (e) K2Se.
(a) dialuminum hexachloride (b) tetraarsenic decaoxide
3.91 Name the following molecular compounds: (a) SiO2,
(b) XeF4, (c) P4O10, (d) Cl2O7.
(c) magnesium hydroxide (d) copper(II) bisulfate
3.92 Name the following molecular compounds: (a) ClF3,
(b) S2Cl2, (c) N2O5, (d) AsCl5.
(e) ammonium thiocyanate (f ) potassium thiosulfate
3.93 Name the following ionic compounds using the Stock
system: (a) FeS, (b) CuO, (c) SnO2, (d) CoCl2 ⋅ 6H2O.
3.94 Name the following ionic compounds using the Stock
system: (a) Mn2O3, (b) Hg2Cl2, (c) PbS, (d) CrCl3 ⋅ 4H2O.
3.95 Name the following. If necessary, refer to Table 3.5 on
page 84. (a) NaNO2, (b) KMnO4, (c) MgSO4 ⋅ 7H2O, (d) KSCN
3.96 Name the following. If necessary, refer to Table 3.5 on page
page 84. (a) K3PO4, (b) NH4C2H3O2, (c) Fe2(CO3)3, (d) Na2S2O3 ⋅ 5H2O 3.97 Identify each of the following as molecular or ionic and
give its name:
(g) diiodine pentaoxide 3.101 Write formulas for the following.
(a) ammonium sulfide (b) chromium(III) sulfate hexahydrate (c) silicon tetrafluoride (d) molybdenum(IV) sulfide (e) tin(IV) chloride (f ) hydrogen selenide (g) tetraphosphorus heptasulfide 3.102 Write formulas for the following.
(a) mercury(II) acetate
(a) CrCl2
(e) KIO3
(h) AgCN
(b) S2Cl2
(f ) P4O6
(i) ZnBr2
(c) boron trichloride
(c) NH4C2H3O2
(g) CaSO3
(j) H2Se
(d) calcium phosphide
(d) SO3
(e) magnesium dihydrogen phosphate
3.98 Identify each of the following as molecular or ionic and
give its name:
(f ) calcium oxalate (g) xenon tetrafluoride
(a) V(NO3)3
(e) GeBr4
(h) I2O4
(b) Co(C2H3O2)2
(f ) K2CrO4
(i) I4O9
(c) Au2S3
(g) Fe(OH)2
(j) P4Se3
(d) Au2S
(b) barium hydrogen sulfite
3.103 The compounds Se2S6 and Se2S4 have been shown to be
antidandruff agents. What are their names? 3.104 The compound P2S5 is used to manufacture safety
matches. What is the name of this compound?