1
REVIEW OF IONIC NOMENCLATURE
Answer Key
1) Give the formula and charge of the following ions:
(a) bromide ion: Br–
(b) sodium ion: Na+
(d) copper(II) ion: Cu2+
(e) oxide ion:
O2–
(f) iron(III) ion: Fe3+
(g) chloride ion: Cl–
(h) zinc ion:
Zn2+
(i) nitride ion:
N3–
(j) aluminum ion: Al3+
(k) fluoride ion: F–
(l) silver ion:
Ag+
(m) iodide ion: I–
(n) hydrogen ion: H+
(o) hydride ion: H–
(p) lead(IV) ion: Pb4+
(q) phosphide ion: P3–
(r) mercury(I) ion: Hg22+
(t) mercury(II) ion: Hg2+
(u) magnesium ion:
(s) tin(IV) ion:
Sn4+
(c) sulfide ion:
S2–
Mg2+
2) Give the formula and charge of each polyatomic ion:
(a) ammonium ion:
NH4+
(b) hydroxide ion: OH–
(c) carbonate ion: CO32–
(d) nitrate ion:
NO3–
(e) peroxide ion: O22–
(f) phosphate ion: PO43–
(g) sulfate ion:
SO42–
(h) acetate ion: C2H3O2–
(i) chlorate ion: ClO3–
(j) perchlorate ion: ClO4–
(k) chlorite ion: ClO2–
(l) hypochlorite ion: ClO–
(m) cyanide ion: CN–
(n) bicarbonate ion:
HCO3–
(o) permanganate ion: MnO4–
3) Write the formula of each ionic compound:
(a) strontium chloride:
(c) ammonium sulfide:
(e) lithium hydride:
(g) copper(II) hydroxide:
(i) tin(IV) sulfate:
(k) zinc bromide:
(m) mercury(I) iodide:
(o) calcium phosphate:
(q) titanium(IV) nitride:
(s) lithium perchlorate:
(u) tungsten(IV) nitride:
(w) cobalt(III) cyanide:
(y) platinum(IV) acetate:
SrCl2
(NH4)2S
LiH
Cu(OH)2
Sn(SO4)2
ZnBr2
Hg2I2
Ca3(PO4)2
Ti3N4
LiClO4
W3N4
Co(CN)3
Pt(C2H3O2)4
(b) aluminum oxide:
Al2O3
(d) iron(III) carbonate: Fe2(CO3)3
(f) calcium acetate:
Ca(C2H3O2)2
(h) nickel(II) chlorate:
Ni(ClO3)2
(j) sodium peroxide:
Na2O2
(l) lead(II) nitrate:
Pb(NO3)2
(n) potassium carbonate: K2CO3
(p) uranium(VI) fluoride: UF6
(r) silver bisulfate:
AgHSO4
(t) chromium(III) oxide: Cr2O3
(v) gold(III) phosphide: AuP
(x) bismuth(III) nitrite: Bi(NO2)3
(z) cesium permanganate: CsMnO4
2
4) Write the name of each ionic compound:
(a) CdSO3:
cadmium sulfite
(b) NaI:
sodium iodide
(c) NaHCO3:
sodium bicarbonate
(d) Mg(NO2)2:
magnesium nitrite
(e) Cs2CO3:
cesium carbonate
(f) K3PO4:
potassium phosphate
(g) Rb2S:
rubidium sulfide
(h) V(BrO4)3:
vanadium(III) perbromate
(i) NH4NO3:
ammonium nitrate
(j) LiH:
lithium hydride
(k) Ba3P2:
barium phosphide
(l) Fe2O3:
iron(III) oxide
(m) SbI3:
antimony(III) iodide
(n) Sr(OH)2:
strontium hydroxide
5) Give the formula of each covalent compound:
(a) sulfur trioxide:
SO3
(c) dinitrogen monoxide: N2O
(e) diarsenic trioxide:
As2O3
(g) dichlorine monoxide: Cl2O
(b) carbon tetrachloride:
CCl4
(d) phosphorous pentachloride:
PCl5
(f) sulfur hexabromide:
SBr6
(h) carbon disulfide:
CS2
6) Give the formula of each acid:
(a) chloric acid:
HClO3
(b) nitric acid:
HNO3
(c) hydrochloric acid:
HCl
(d) sulfuric acid:
H2SO4
(e) hypochlorous acid:
HOCl
(f) phosphoric acid:
H3PO4
(g) hydrofluoric acid:
HF
(h) acetic acid:
HC2H3O2
7) Give the name of each covalent compound:
(a) N2O4:
dinitrogen tetroxide
(b) SiO2:
silicon dioxide
(c) OF2:
oxygen difluoride
(d) IBr3:
iodine tribromide
(e) CF4:
carbon tetrafluoride
(f) P2O5:
diphosphorous pentoxide
(b) HClO4:
perchloric acid
(c) CH3COOH: acetic acid
(d) H2SO3:
sulfurous acid
(e) HI:
(f) HOBr:
hypobromous acid
8) Give the name of each acid:
(a) HBr:
hydrobromic acid
hydroiodic acid
Naming Chemical Compounds - Answers
Name the following ionic compounds:
1)
NaBr
sodium bromide
2)
CaO
calcium oxide
3)
Li2S
lithium sulfide
4)
MgBr2
magnesium bromide
5)
Be(OH)2
beryllium hydroxide
Write the formulas for the following ionic compounds:
6)
potassium iodide
KI
7)
magnesium oxide
MgO
8)
aluminum chloride
AlCl3
9)
sodium nitrate
NaNO3
10)
calcium carbonate
CaCO3
11)
lithium sulfate
Li2SO4
12)
beryllium phosphide
Be3P2
13)
magnesium hydroxide
Mg(OH)2
14)
sodium phosphate
Na3PO4
15)
aluminum carbonate
Al2(CO3)3
16)
calcium chloride
CaCl2
17)
sodium cyanide
NaCN
18)
aluminum oxide
Al2O3
19)
magnesium acetate
Mg(C2H3O2)2
20)
ammonium chloride
NH4Cl
Write the names of the following covalent compounds:
21)
SO3
sulfur trioxide
22)
N2S
dinitrogen sulfide
23)
PH3
phosphorus trihydride
24)
BF3
boron trifluoride
25)
P2Br4
diphosphorus tetrabromide
26)
CO
carbon monoxide
27)
SiO2
silicon dioxide
28)
SF6
sulfur hexafluoride
29)
NH3
ammonia
30)
NO2
nitrogen dioxide
Write the formulas of the following covalent compounds:
31)
nitrogen trichloride
NCl3
32)
boron carbide
BC
33)
dinitrogen trioxide
N2O3
34)
phosphorus pentafluoride
PF5
35)
methane
CH4
36)
sulfur dibromide
SBr2
37)
diboron tetrahydride
B2H4
38)
oxygen difluoride
OF2
39)
carbon disulfide
CS2
40)
nitrogen monoxide
NO