Nomenclature and Formula Writing
Nomenclature and Formula Writing
Nomenclature and Formula Writing
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1. Give the correct names for each of the compounds listed below.<br />
a) NaCl sodium chloride<br />
b) FrBr francium bromide<br />
c) KF potassium fluoride<br />
d) RaS radium sulfide<br />
e) LiI lithium iodide<br />
f) Li 3 N lithium nitride<br />
g) AlBr 3 aluminum bromide<br />
h) CdCl 2 cadmium chloride<br />
i) K 2 O potassium oxide<br />
j) InF 3 indium fluoride<br />
k) ZnO zinc oxide<br />
l) Y 2 O 3 yttrium oxide<br />
m) CaTe calcium telluride<br />
n) ZrS 2 zirconium sulfide<br />
o) AgI silver iodide<br />
p) BaSe barium selenide<br />
q) MgO magnesium oxide<br />
r) LaBr 3 lanthanum bromide<br />
s) Sr 3 N 2 strontium nitride<br />
t) Cd 3 As 2 cadmium arsenide<br />
u) Rb 2 Se rubidium selenide<br />
v) Rb 3 N rubidium nitride<br />
w) BaF 2 barium fluoride<br />
x) ZrTe 2 zirconium telluride<br />
y) Cs 3 P cesium phosphide<br />
z) Y 2 O 3 yttrium oxide<br />
2. Write the correct chemical formula for each of the following compounds.<br />
a) potassium bromide KBr<br />
b) zinc bromide ZnBr 2<br />
c) lithium iodide LiI<br />
d) sc<strong>and</strong>ium chloride ScCl 3<br />
e) magnesium chloride MgCl 2<br />
f) magnesium oxide MgO<br />
g) hydrogen sulfide H 2 S<br />
h) gallium iodide GaI 3<br />
i) sodium oxide Na 2 O<br />
j) magnesium selenide MgSe<br />
k) calcium fluoride CaF 2<br />
l) aluminum oxide Al 2 O 3<br />
m) beryllium chloride BeCl 2<br />
n) potassium nitride K 3 N<br />
o) aluminum bromide AlBr 3<br />
p) zinc phosphide Zn 3 P 2<br />
q) magnesium sulfide MgS<br />
r) hafnium chloride HfCl 4<br />
s) barium sulfide BaS<br />
t) tantalum oxide Ta 2 O 5<br />
u) zirconium nitride Zr 3 N 4<br />
v) potassium selenide K 2 Se<br />
w) germanium fluoride GeF 4<br />
x) francium phosphide Fr 3 P<br />
y) zinc arsenide Zn 3 As 2<br />
z) sc<strong>and</strong>ium telluride Sc 2 Te 3<br />
L. h. s. – Chemistry – <strong>Nomenclature</strong> – Answers – Page 1
3. Give the correct names for each of the compounds listed below.<br />
a) CaSO 4 calcium sulfate<br />
b) Ca 3 (AsO 4 ) 2 calcium arsenate<br />
c) NH 4 Cl ammonium chloride<br />
d) Mg 3 (AsO 3 ) 2 magnesium arsenite<br />
e) NaC 2 H 3 O 2 sodium acetate<br />
f) NaOCN sodium cyanate<br />
g) Al 2 (SO 4 ) 3 aluminum sulfate<br />
h) K 2 Cr 2 O 7 potassium dichromate<br />
i) NH 4 NO 3 ammonium nitrate<br />
j) KSCN potassium thiocyanate<br />
k) Al(OH) 3 aluminum hydroxide<br />
l) MgS 2 O 8 magnesium peroxydisulfate<br />
m) NaHCO 3 sodium bicarbonate or<br />
sodium hydrogen carbonate<br />
n) Ta(IO 3 ) 5 tantalum iodate<br />
o) (NH 4 ) 3 PO 4 ammonium phosphate<br />
p) AgClO silver hypochlorite<br />
q) KOH potassium hydroxide<br />
r) NaC 8 H 11 N 2 O 3 sodium barbital<br />
s) HNO 3 hydrogen nitrate<br />
t) In(VO 3 ) 3 indium v<strong>and</strong>ate<br />
u) Na 2 HPO 3 sodium hydrogen phosphite<br />
v) Ta 2 (TeO 4 ) 5 tantalum tellurate<br />
w) Ca(NO) 2 calcium hyponitrite<br />
x) Zn(VO 3 ) 2 zinc v<strong>and</strong>ate<br />
y) Ba(OH) 2 barium hydroxide<br />
z) CaC 8 H 4 O 4 calcium phthalate<br />
4. Write the correct chemical formula for each of the following compounds.<br />
a) sodium acetate NaC 2 H 3 O 2<br />
b) aluminum tetraborate Al 2 (B 4 O 7 ) 3<br />
c) calcium bromate Ca(BrO 3 ) 2<br />
d) sodium silicate Na 2 SiO 3<br />
e) magnesium citrate Mg 3 (C 6 H 5 O 7 ) 2<br />
f) calcium tungstate CaWO 4<br />
g) potassium cyanide KCN<br />
h) zinc phthalate ZnC 8 H 4 O 4<br />
i) barium carbonate BaCO 3<br />
j) indium stearate In(C 17 H 35 COO) 3<br />
k) calcium dichromate CaCr 2 O 7<br />
l) yttrium tripolyphosphite Y 5 (P 3 O 10 ) 3<br />
m) zirconium bicarbonate Zr(HCO 3 ) 4<br />
n) silver fluorite AgFO 2<br />
o) sc<strong>and</strong>ium hydroxide Sc(OH) 3<br />
p) aluminum citrate AlC 6 H 5 O 7<br />
q) hafnium nitrate Hf(NO 3 ) 4<br />
r) francium hydrogen oxalate FrHC 2 O 4<br />
s) rubidium permanganate RbMnO 4<br />
t) gallium sulfite Ga 2 (SO 3 ) 3<br />
u) ammonium dichromate (NH 4 ) 2 Cr 2 O 7<br />
v) cesium hypochlorite CsClO<br />
w) sodium phosphite Na 3 PO 3<br />
x) sodium dihydrogen phosphate NaH 2 PO 4<br />
y) sodium hydrogen phosphate Na 2 HPO 4<br />
z) zirconium uranate Zr(UO 4 ) 4<br />
L. h. s. – Chemistry – <strong>Nomenclature</strong> – Answers – Page 2
5. Give the correct names for each of the compounds listed below.<br />
a) FeI 3 iron(III) iodide<br />
ferric iodide<br />
b) Bi 2 (SO 4 ) 3 bismuth(III) sulfate<br />
c) FeI 2 iron(II) iodide<br />
ferrous iodide<br />
d) HgHCO 3 mercury(I) bicarbonate<br />
mercury(I) hydrogen carbonate<br />
mercurous bicarbonate<br />
mercurous hydrogen carboate<br />
e) NiO nickel(II) oxide<br />
f) Pb(H 2 PO 3 ) 2 lead(II) dihydrogen phosphite<br />
plumbous dihydrogen phosphite<br />
g) CuBr 2 copper(II) bromide<br />
cupric bromide<br />
h) Pt(CrO 4 ) 2 platinum(IV) chromate<br />
i) Cr 2 O 3 chromium(III) oxide<br />
j) Sb 2 (SO 5 ) 3 antimony(III) persulfate<br />
k) AuCl 3 gold(III) chloride<br />
auric chloride<br />
l) Np(MnO 3 ) 5 neptunium(V) manganate<br />
m) WO 3 tungsten(VI) oxide<br />
n) PuPO 4 plutonium(III) phosphate<br />
o) PdI 4 palladium(IV) iodide<br />
p) Os(NO 3 ) 4 osmium(IV) nitrate<br />
q) Co 2 S 3 cobalt(III) sulfide<br />
r) Ti 3 N 4 titanium(IV) nitride<br />
s) MnO 2 manganese(IV) oxide<br />
t) NiSO 4 nickel(II) sulfate<br />
u) Ti(Cr 2 O 7 ) 2 titanium(IV) dichromate<br />
v) FeSO 3 iron(II) sulfite<br />
ferrous sulfite<br />
w) OsS 2 osmium(IV) sulfide<br />
x) Hg(NO 2 ) 2 mercury(II) nitrite<br />
mercuric nitrite<br />
y) SnSO 4 tin(II) sulfate<br />
stannous sulfate<br />
z) AuCl 3 gold(III) chloride<br />
auric chloride<br />
6. Write the correct chemical formula for each of the following compounds.<br />
a) lead(IV) oxide PbO 2<br />
b) antimony(V) bromite Sb(BrO 2 ) 5<br />
c) cobalt(II) fluoride CoF 2<br />
d) ferric thiosulfate Fe 2 (S 2 O 3 ) 3<br />
e) copper(II) cyanide Cu(CN) 2<br />
f) stannic tartrate Sn(C 4 H 4 O 6 ) 2<br />
g) copper(I) nitride Cu 3 N<br />
h) platinum(IV) dichromate Pt(Cr 2 O 7 ) 2<br />
i) nickel(II) acetate Ni(C 2 H 3 O 2 ) 2<br />
j) tin(II) peroxydisulfate SnS 2 O 8<br />
k) gallium(III) acetate Ga(C 2 H 3 O 2 ) 3<br />
l) gold(III) uranate Au(UO 4 ) 3<br />
m) osmium(IV) sulfate Os(SO 4 ) 2<br />
n) polonium(IV) sulfide PoS 2<br />
o) vanadium(V) iodate V(IO 3 ) 5<br />
p) plumbic phosphate Pb 3 (PO 4 ) 4<br />
q) molybdenum(VI) benzoate Mo(C 6 H 5 COO) 6<br />
r) niobium(V) oxide Nb 2 O 5<br />
s) aurous silicate Au 2 SiO 3<br />
t) titanium(IV) sulfite Ti(SO 3 ) 2<br />
u) cobaltous chloride CoCl 2<br />
v) samarium(III) nitrite Sm(NO 2 ) 3<br />
w) plumbic hydroxide Pb(OH) 4<br />
x) terbium (IV) periodate Tb(IO 4 ) 4<br />
y) iridium(IV) periodate Ir(IO 4 )4<br />
z) stannous bicarbonate Sn(HCO 3 ) 2<br />
L. h. s. – Chemistry – <strong>Nomenclature</strong> – Answers – Page 3
7. Give the correct names for each of the compounds listed below.<br />
a) CS 2 carbon disulfide<br />
b) SF 2 sulfur difluoride<br />
c) CO carbon monoxide<br />
d) ICl 3 iodine trichloride<br />
e) CCl 4 carbon tetrachloride<br />
f) As 2 O 3 diarsenic trioxide<br />
g) PBr 3 phosphorus tribromide<br />
h) IF 5 iodine pentafluoride<br />
i) PBr 5 phosphoruse pentabromide<br />
j) N 2 O 4 dinitrogen tetroxide<br />
k) SO 3 sulfur trioxide<br />
l) SO 2 sulfur dioxide<br />
m) N 2 O 3 dinitrogen trioxide<br />
n) Cl 2 O dichlorine monoxide<br />
o) SF 6 sulfur hexafluoride<br />
p) SiO 2 silicon dioxide<br />
8. Write the correct chemical formula for each of the following compounds.<br />
a) nitrogen monoxide NO<br />
b) carbon dioxide CO 2<br />
c) iodine monochloride ICl<br />
d) sulfur trioxide SO 3<br />
e) chlorine trifluoride ClF 3<br />
f) phosphorus pentachloride PCl 5<br />
g) bromine pentafluoride BrF 5<br />
h) carbon tetrachloride CCl 4<br />
i) dinitrogen tetroxide N 2 O 4<br />
j) diphosphorus trisulfide P 2 S 3<br />
k) chlorine dioxide ClO 2<br />
l) silicon disulfide SiS 2<br />
m) silicon tetrafluoride SiF 4<br />
n) sulfur dioxide SO 2<br />
o) tricarbon disulfide C 3 S 2<br />
p) dinitrogen pentoxide N 2 O 5<br />
L. h. s. – Chemistry – <strong>Nomenclature</strong> – Answers – Page 4
9. Give the correct names for each of the compounds listed below.<br />
a) Li 2 SiF 6 •2H 2 O lithium hexafluorosilicate dehydrate<br />
b) Na 2 B 4 O 7 •10H 2 O sodium tetraborate decahydrate<br />
c) MgSO 3 •6H 2 O magnesium sulfite hexahydrate<br />
d) NaC 2 H 3 O 2 •3H 2 O sodium acetate trihydrate<br />
e) CuSO 4 •5H 2 O copper(II) sulfate pentahydrate or cupric sulfate pentahydrate<br />
f) MgSO 4 •9H 2 O magnesium sulfate nonahydrate<br />
g) CaSO 4 •2H 2 O calcium sulfate dihydrate<br />
h) MgCl 2 •6H 2 O magnesium chloride hexahydrate<br />
i) FeSO 4 •7H 2 O iron(II) sulfate heptahydrate or ferrous sulfate heptahydrate<br />
j) NaHS•H 2 O sodium hydrogen sulfide monohydrate or sodium bisulfide monohydrate<br />
10. Write the correct chemical formula for each of the following compounds.<br />
a) calcium chloride hexahydrate CaCl 2 •6H 2 O<br />
b) barium chloride dihydrate BaCl 2 •2H 2 O<br />
c) calcium nitrate tetrahydrate Ca(NO 3 ) 2 •4H 2 O<br />
d) sodium chromate tetrahydrate Na 2 CrO 4 •4H 2 O<br />
e) copper(II) nitrate trihydrate Cu(NO 3 ) 2 •3H 2 O<br />
f) plumbous acetate trihydrate Pb(C 2 H 3 O 2 ) 2 •3H 2 O<br />
g) aluminum chloride hexahydrate AlCl 3 •6H 2 O<br />
h) sodium dihydrogen phosphate nonahydrate NaH 2 PO 4 •9H 2 O<br />
i) cobalt(II) nitrate hexahydrate Co(NO 3 ) 2 •6H 2 O<br />
j) cobaltous sulfate hexahydrate CoSO 4 •6H 2 O<br />
L. h. s. – Chemistry – <strong>Nomenclature</strong> – Answers – Page 5
11. Give the correct formula for each of the compounds listed below.<br />
a) hydrochloric acid HCl(aq)<br />
b) citric acid H 3 C 6 H 5 O 7 (aq)<br />
c) benzoic acid HC 6 H 5 COO(aq)<br />
d) acetic acid HC 2 H 3 O 2 (aq)<br />
e) periodic acid HIO 4 (aq)<br />
f) lactic acid HC 3 H 5 O 3 (aq)<br />
g) formic acid HCOOH(aq)<br />
h) iodic acid HIO 3 (aq)<br />
i) oxalic acid H 2 C 2 O 4 (aq)<br />
j) sulfurous acid H 2 SO 3 (aq)<br />
k) sulfuric acid H 2 SO 4 (aq)<br />
l) carbonic acid H 2 CO 3 (aq)<br />
m) phosphorous acid H 3 PO 3 (aq)<br />
n) hydroiodic acid HI(aq)<br />
o) phosphoric acid H 3 PO 4 (aq)<br />
p) nitrous acid HNO 2 (aq)<br />
q) thiosulfurous acid H 2 S 2 O 2 (aq)<br />
r) nitric acid HNO 3 (aq)<br />
s) hydrotelleric acid H 2 Te(aq)<br />
t) hydrocyanic acid HCN(aq)<br />
u) hydroselenic acid H 2 Se(aq)<br />
v) nitrous acid HNO 2 (aq)<br />
w) hypooxalous acid H 2 C 2 O 2 (aq)<br />
x) hydrofluoric acid HF(aq)<br />
y) boric acid H 3 BO 3 (aq)<br />
z) hydrosulfuric acid H 2 S(aq)<br />
12. Write the correct name for each of the following compounds.<br />
a) HC 2 H 3 O 2 (aq) acetic acid<br />
b) H 2 B 4 O 7 (aq) tetraboric acid<br />
c) H 3 AsO 3 (aq) arsenous acid<br />
d) HI(aq) hydroiodic acid<br />
e) H 3 BO 3 (aq) boric acid<br />
f) HF(aq) hydrofluoric acid<br />
g) HCNO(aq) cyanic acid<br />
h) H 2 SO 4 (aq) sulfuric acid<br />
i) H 2 C 4 H 4 O 6 (aq) tartric acid<br />
j) HCN(aq) hydrocyanic acid<br />
k) H(HCOO)(aq) formic acid<br />
l) HNO3(aq) nitric acid<br />
m) HC 5 H 8 NO 4 (aq) glutamic acid<br />
n) H 3 PO 4 (aq) phosphoric acid<br />
o) HClO(aq) hypochlorous acid<br />
p) HBr(aq) hydrobromic acid<br />
q) H 2 C 2 O 4 (aq) oxalic acid<br />
r) H 2 CO 3 (aq) carbonic acid<br />
s) H 2 SiO 2 (aq) silicous acid<br />
t) HFO 2 (aq) fluorous acid<br />
u) HC 17 H 35 COO(aq) stearic acid<br />
v) H 3 PO 3 (aq) phosphorous acid<br />
w) HCl(aq) hydrochloric acid<br />
x) HBrO 2 (aq) bromous acid<br />
L. h. s. – Chemistry – <strong>Nomenclature</strong> – Answers – Page 6
A. Give the correct chemical formula for each of the following compounds.<br />
1. sodium hydroxide NaOH<br />
2. copper(II) sulfide CuS<br />
3. potassium phosphide K 3 P<br />
4. ozone O 3<br />
5. lithium nitride Li 3 N<br />
6. lithium hydride LiH<br />
7. magnesium percarbonate MgCO 4<br />
8. aluminum sulfite Al 2 (SO 3 ) 3<br />
9. sodium sulfate heptahydrate Na 2 SO 4 •7H 2 O<br />
10. sodium carbonite Na 2 CO 2<br />
11. perchloric acid HClO 4 (aq)<br />
12. calcium hyponitrite Ca(NO) 2<br />
13. nitrous acid HNO 2 (aq)<br />
14. sulfurous acid H 2 SO 3 (aq)<br />
15. zinc acetate trihydrate Zn(C 2 H 3 O 2 ) 2 •3H 2 O<br />
16. potassium hypochromite K 2 CrO 2<br />
17. barium nitride Ba 3 N 2<br />
18. cobalt(II) perphosphate Co 3 (PO 5 ) 2<br />
19. carbon dioxide CO 2<br />
20. sulfuric acid H 2 SO 4 (aq)<br />
21. iron(III) chloride FeCl 3<br />
22. chromium(III) acetate Cr(C 2 H 3 O 2 ) 3<br />
23. hydrobromic acid HBr(aq)<br />
24. silver carbonate Ag 2 CO 3<br />
25. hydrogen bromide HBr(g)<br />
26. barium chloride BaCl 2<br />
27. boron trifluoride BF 3<br />
28. calcium hydroxide Ca(OH) 2<br />
29. calcium hydride CaH 2<br />
30. lead(II) hyposulfite PbSO 2<br />
31. hypophosphorous acid H 3 PO 2 (aq)<br />
32. carbonic acid H 2 CO 3<br />
33. beryllium perchlorate Be(ClO 4 ) 2<br />
34. ferrous hydroxide Fe(OH) 2<br />
35. nickel(II) peracetate Ni(C 2 H 3 O 3 ) 2<br />
36. mercuric chloride dehydrate HgCl 2 •2H 2 O<br />
37. dinitrogen trioxide N 2 O 3<br />
38. sodium hypoiodite NaIO<br />
39. potassium cyanide KCN<br />
40. potassium aluminum sulfate KAl(SO 4 ) 2<br />
41. ammonium hypophosphite (NH 4 ) 3 PO 2<br />
42. potassium uranate KUO 4<br />
43. lithium peroxide Li 2 O 2<br />
44. perchloric acid HClO 4 (aq)<br />
45. ammonia NH 3<br />
46. iodous acid HIO 2 (aq)<br />
47. hydrogen peroxide H 2 O 2<br />
48. gold(III) periodate Au(IO 4 ) 3<br />
49. sodium oxide Na 2 O<br />
50. sodium glutamate NaC 5 H 8 NO 4<br />
51. iron(II) sulfate FeSO 4<br />
52. barium perchlorate Ba(ClO 4 ) 2<br />
53. manganese(II) nitrate Mn(NO 3 ) 2<br />
54. osmium(IV) thiosulfate Os(S 2 O 3 ) 2<br />
55. chromium(III) nitrate Cr(NO 3 ) 3<br />
56. boric acid H 3 BO 3 (aq)<br />
57. rubidium acetate RbC 2 H 3 O 2<br />
58. hypoiodous acid HIO(aq)<br />
59. cerium(III) phosphate CePO 4<br />
60. nitrous acid HNO 2 (aq)<br />
61. chromium(III) nitride CrN<br />
62. nitric acid HNO 3 (aq)<br />
63. magnesium nitrate Mg(NO 3 ) 2<br />
64. hypoiodous acid HIO(aq)<br />
65. copper(II) tartrate CuC 4 H 4 O 6<br />
66. arsenous acid H 3 AsO 3 (aq)<br />
67. magnesium hexafluorosilicate MgSiF 6<br />
68. cyanic acid HOCN(aq)<br />
L. h. s. – Chemistry – <strong>Nomenclature</strong> – Answers – Page 7
B. Give the correct names for each of the compounds listed below.<br />
1. SnO 2 tin(IV) oxide<br />
stannic oxide<br />
2. Sb 2 S 3 antimony(III) sulfide<br />
3. HgS mercury(II) sulfide<br />
mercuric sulfide<br />
4. MoS 2 molybdenum(IV) sulfide<br />
5. FeS iron(II) sulfide<br />
ferrous sulfide<br />
6. HgO mercury(II) oxide<br />
mercuric oxide<br />
7. AuCl 3 gold(III) chloride<br />
auric chloride<br />
8. NiBr 2 nickel(II) bromide<br />
9. MgO magnesium oxide<br />
10. NaBr sodium bromide<br />
11. Al 2 O 3 aluminum oxide<br />
12. CaO calcium oxide<br />
13. Ag 2 S silver sulfide<br />
14. CaH 2 calcium hydride<br />
15. K 2 CO 3 potassium carbonate<br />
16. (NH 4 ) 2 S ammonium sulfide<br />
17. Cr(NO 3 ) 2 chromium(II) nitrate<br />
18. KMnO 4 potassium permanganate<br />
19. SO 3 sulfur trioxide<br />
20. P 2 S 5 diphosphorus pentasulfide<br />
21. As 2 S 3 diarsenic trisulfide<br />
22. CCl 4 carbon tetrachloride<br />
23. N 2 O 4 dinitrogen tetroxide<br />
24. NO nitrogen monoxide<br />
25. H 3 BO 3 boric acid<br />
26. MgSCN magnesium thiocyanate<br />
27. HNO 2 nitrous acid<br />
28. As 2 S 5 diarsenic pentasulfide<br />
29. H 3 PO 4 phosphoric acid<br />
30. Fe(NO 3 ) 2 iron(II) nitrate<br />
ferrous nitrate<br />
31. H 3 AsO 3 arsenous acid<br />
32. Cu 2 SO 4 copper(I) sulfate<br />
cuprous sulfate<br />
33. HIO 3 iodic acid<br />
34. K 2 C 2 O 4 potassium oxalate<br />
35. Na 3 PO 4 sodium phosphate<br />
36. Na 2 CrO 4 sodium chromate<br />
37. LiClO 4 lithium perchlorate<br />
38. Zn(C 2 H 3 O) 2 zinc acetite<br />
39. Au(CN) 3 gold(III) cyanide<br />
40. K 2 CrO 4 potassium chromate<br />
41. KHCO 3 potassium bicarbonate<br />
potassium hydrogen carbonate<br />
42. Mn(OH) 2 manganese(II) hydroxide<br />
43. Ba(SCN) 2 barium thiocyanate<br />
44. RbCN rubidium cyanide<br />
45. NaBrO sodium hypobromite<br />
46. Al 2 (SO 5 ) 3 aluminum persulfate<br />
47. Fe(ClO) 2 iron(II) hypochlorite<br />
ferrous hypochlorite<br />
48. (NH 4 ) 2 CO 3 ammonium carbonate<br />
49. Zn(NO 2 ) 2 zinc nitrite<br />
50. Ca(NO 3 ) 2 calcium nitrate<br />
51. NH 4 OH ammonium hydroxide<br />
52. NiPO 2 nickel(III) hypophosphite<br />
53. NH 3 ammonia<br />
54. CaSO 4 calcium sulfate<br />
55. Pb(HSO 4 ) 4 lead(IV) hydrogen sulfate<br />
plumbic bisulfate<br />
56. Ca(ClO 3 ) 2 calcium chlorate<br />
57. AlPO 4 aluminum phosphate<br />
58. Li 2 CO 2 lithium carbonite<br />
59. PCl 5 phosphorus pentachloride<br />
60. Mg(NO 3 ) 2 magnesium nitrate<br />
61. SO 2 sulfur dioxide<br />
62. BaCr 2 O 7 barium dichromate<br />
63. SrH 2 strontium hydride<br />
64. H 2 SO 4 sulfuric acid<br />
65. Na 2 O 2 sodium peroxide<br />
66. CsH 2 PO 4 cesium dihydrogen phosphate<br />
67. Pb 3 (PO 3 ) 2 lead(II) phosphite<br />
plumbous phosphite<br />
68. HBr(aq) hydrobromic acid<br />
L. h. s. – Chemistry – <strong>Nomenclature</strong> – Answers – Page 8