Review: Writing Formulas and Names of IONIC Compounds: ANSWERS
1. Write the chemical formulas for the following ionic compounds.
a) zinc chloride
ZnCl2
l) tin (II) sulphide
SnS
b) mercury (II) sulphide
HgS
m) cobalt (III) bromide
CoBr3
c) calcium iodide
CaI2
n) beryllium phosphide
Be3P2
d) iron (III) nitride
FeN
o) potassium fluoride
KF
e) iron (II) bromide
FeBr2
p) lead (II) fluoride
PbF2
f) aluminum phosphide
AlP
q) mercury (I) sulphide
Hg2S
g) nickel (III) sulphide
Ni2S3
r) gold (III) nitride
AuN
h) lithium nitride
Li3N
s) copper (II) oxide
CuO
i) silver iodide
AgI
t) sodium chloride
NaCl
j) magnesium oxide
MgO
u) calcium sulphide
CaS
k) manganese (IV) oxide
MnO2
v) magnesium phosphide Mg3P2
2. Write the names for the following ionic compounds.
a) MnS2
manganese (IV) sulphide
l) AgF
silver fluoride
b) CaO
calcium oxide
m) CoI2
cobalt (II) iodide
c) Zn3P2
zinc phosphide
n) NiCl2
nickel (II) chloride
d) FeP
iron (III) phosphide
o) BeI2
beryllium iodide
e) NaI
sodium iodide
p) Sn3P4
tin (IV) phosphide
q) Sn3P2
tin (II) phosphide
f) HgBr2 mercury (II) bromide
g) Cu2S
copper (I) sulphide
r) MnS
manganese (II) sulphide
h) Al2S3
aluminum sulphide
s) Li2O
lithium oxide
i) PbS
lead (II) sulphide
t) K3P
potassium phosphide
j) PbS2
lead (IV) sulphide
u) Au2S
gold (I) sulphide
v) Na3N
sodium nitride
k) MgBr2 magnesium bromide
1
3. Write the chemical formulas for the following polyatomic compounds.
a) beryllium chlorate
Be(ClO3)2
l) sulphuric acid
H2SO4
b) chloric acid
HClO3
m) sodium carbonate
Na2CO3
c) tin (IV) carbonite
Sn(CO2)2
n) sodium bicarbonate
NaHCO3
d) copper (II) nitrate
Cu(NO3)2
o) phosphorous acid
H3PO3
e) nickel (II) phosphate
Ni3(PO4)2
p) silver chlorite
AgClO2
f) lead (II) carbonate
PbCO3
q) gold (I) nitrite
AuNO2
g) aluminum phosphate
AlPO4
r) lead (IV) hydroxide
Pb(OH)4
h) chlorous acid
HClO2
s) carbonic acid
H2CO3
i) lithium sulphate
Li2SO4
t) mercury (I) sulphate
Hg2SO4
j) manganese (IV) sulphite Mn(SO3)2
k) nitric acid
HNO3
u) cobalt (III) bicarbonate Co(HCO3)3
v) zinc phosphite
Zn3(PO3)2
4. Write the names for the following polyatomic compounds.
a) Hg(ClO3)2
mercury (II) chlorate
l) H3PO4
phosphoric acid
b) Ca(NO3)2
calcium nitrate
m) Fe3(PO4)2
iron (II) phosphate
c) H2SO3
sulphurous acid
n) Ni2(SO4)3
nickel (III) sulphate
d) Mn3(PO3)4
manganese (IV) phosphite
o) Pb(CO3)2
lead (IV) carbonate
e) AgHCO3
silver bicarbonate
p) Mg(NO3)2
magnesium nitrate
f) BeCO2
beryllium carbonite
q) H2CO3
carbonic acid
g) ZnSO3
zinc sulphite
r) NaOH
sodium hydroxide
h) Au2(CO3)3
gold (III) carbonate
s) Co(HCO3)2 cobalt (II) bicarbonate
i) NaClO2
sodium chlorite
t) HClO3
chloric acid
j) HNO2
nitrous acid
u) HNO3
nitric acid
k) Sn(NO2)2
tin (II) nitrite
v) Be(OH)2
beryllium hydroxide