SCH 3U1:FORMULA OF IONIC COMPOUNDS (B)

1. Write the formula of each ion beside its name ( include the correct charge for this ion )

2. Fill each of the boxes with the formula of the appropriate ionic compound.

Negative ion
Positive Ion  / chloride … Cl–…. / chromateCrO42– / phosphatePO43–. / hydroxideOH–
potassium ….. K+ … / KCl / K2CrO4 / K3PO4 / KOH
ferrous… Fe2+.. / FeCl2 / FeCrO4 / Fe3(PO4)2 / Fe(OH)2
aluminumAl3+... / AlCl3 / Al2(CrO4)3 / AlPO4 / Al(OH)3
mercurousHg+. / HgCl / Hg2CrO4 / Hg3PO4 / HgOH
stannicSn4+. / SnCl4 / Sn(CrO4)2 / Sn3(PO4)4 / Sn(OH)4
nickel(II)Ni2+. / NiCl2 / NiCrO4 / Ni3(PO4)2 / Ni(OH)2
Negative ion
Positive Ion  / nitrite… NO21–.. / sulfate … SO42–... / phosphite PO33–.. / acetateC2H3O2–.
ammonium NH4+. / NH4NO2 / (NH4)2SO4 / (NH4)3PO3 / NH4C2H3O2
ferricFe3+... / Fe(NO2)3 / Fe2(SO4)3 / FePO3 / Fe(C2H3O2)3
zincZn2+... / Zn(NO2)2 / ZnSO4 / Zn3(PO3)2 / Zn(C2H3O2)2
silverAg+... / AgNO2 / Ag2SO4 / Ag3PO3 / AgC2H3O2
plumbicPb4+.. / Pb(NO2)4 / Pb(SO4)2 / Pb3(PO3)4 / Pb(C2H3O2)4
uranium(VI)U6+.. / U(NO2)6 / U(SO4)3 / U(PO3)2 / U(C2H3O2)6
antimony(V)Sb5+.. / Sb(NO2)5 / Sb2(SO4)5 / Sb3(PO3)5 / Sb(C2H3O2)5
Negative ion
Positive Ion  / cyanide CN1–.. / biphosphateHPO42– / peroxide … O22–... / dichromateCr2O72–
sodiumNa+... / NaCN / Na2HPO4 / Na2O2 / Na2Cr2O7
copper(II)Cu2+.. / Cu(CN)2 / CuHPO4 / CuO2 / CuCr2O7
bismuth(III) Bi3+. / Bi(CN)3 / Bi2(HPO4)3 / Bi2(O2)3 / Bi2(Cr2O7)3

SCH 3U1:FORMULA OF IONIC COMPOUNDS (C)

Name of

Compound

/ Formula / Name of

Compound

/ Formula / Name of

Compound

/ Formula
copper(I)
oxide / Cu2O / platinum(II) thiocyanide /
Pt(SCN)2
/ cupric perbromate / Cu(BrO4)2
barium fluoride / BaF2 / bismuth(III) bicarbonate / Bi(HCO3)3 / scandium acetate / Sc(C2H3O2)3
ferrous bromide / FeBr2 / cesium
sulfite / Cs2SO3 / sodium peroxide / Na2O2
iron(III)
bromide / FeBr3 / cadmium hydroxide / Cd(OH)2 / potassium biphosphate / K2HPO4
cobaltous chlorate / Co(ClO3)2 / stannic
nitrite / Sn(NO3)4 / strontium nitride / Sr3N2
chromic sulfide / Cr2S3 / aluminum phosphate / AlPO4 / manganese(II) iodate / Mn(IO3)2
zinc
bromite / Zn(BrO2)2 / cobalt(III)
iodate / Co(IO3)2 / magnesium phosphide / Mg3P2
mercuric nitrate / Hg(NO3)2 / calcium carbide / Ca2C / thallium(III) iodide / TlI3
potassium dichromate / K2Cr2O7 / chromous bromite / Cr(BrO2)2 / lithium hydride / LiH
ammonium phosphite / (NH4)3PO3 / plumbicbisulfite / Pb(HSO3)4 / zirconium(IV) chromate / Zr(CrO4)2
antimony(V) sulfide / Sb2S5 / sodium
hydrogen sulfide / NaHS / hydrogen
gas / H2 (g)
aluminum hypoiodite / Al(IO)3 / vanadium(V) carbonate / V2(CO3)5 / chlorine
gas / Cl2 (g)
nickel(II) perchlorate / Ni(ClO4)2 / rubidium permanganate / RbMnO4 / neon
gas / Ne (g)
lead(IV) sulfide / PbS2 / stannous chloride / SnCl2 / thorium(IV) nitrate / Th(NO3)4
plumbous sulfate / PbSO4 / plutonium(II)
oxide /

PuO

/ thorium(IV) carbonate / Th(CO3)2
silver
acetate / AgC2H3O2 / plutonium(III)
oxide /

Pu2O3

/ thorium(IV) phosphate / Th3(PO4)4
ammonium oxalate / (NH4)2C2O4 / plutonium(IV)
oxide / PuO2 / Ba(Na)2
calcium cyanide / Ca(CN)2 / plutonium(VI)
oxide / PuO3 / CoFe2ClO4Er

SCH 3U1:FORMULA OF IONIC COMPOUNDS (D)

Name of

Compound

/ Formula / Name of

Compound

/ Formula / Name of

Compound

/ Formula
nitric
acid /

HNO3

/ krypton pentabromide / KrBr5 / hydrocyanic acid / HCN
carbon tetrachloride / CCl4 / cesium dihydr
ogen phosphate / CsH2PO4 / zinc
tungstate / ZnWO4
ammonium sulfite / (NH4)2SO3 / lead(IV) oxalate / Pb(C2O4)2 / barium
nitride / Ba3N2
potassium permanganate / KMnO4 / sulfuric
acid / H2SO4 / nitrous
acid / HNO2
boron trifluoride / BF3 / silver
sulfite / Ag2SO3 / aluminum acetate / Al(C2H3O2)3
chloric
acid / HClO3 / silicon tetraIodide / SiI4 / cadmium telluride / CdTe
magnesium chlorite / Mg(ClO2)2 / nickel(II) iodate / Ni(IO3)2 / calcium arsenate / Ca3(AsO4)2
ferric thiocyanide / Fe(SCN)3 / oxalic
acid / H2C2O4 / dinitrogen pentoxide / N2O5
sulfurous
acid / H2SO3 / ferrous diammo
nium disulfate / Fe(NH4)2(SO4)2 / hydrogen peroxide / H2O2
stannic nitrate / Sn(NO3)4 / cobaltous bromate / Co(BrO3)2 / phosphoric acid / H3PO4
chromium(III) oxide / Cr2O3 / cupric
nitrate / Cu(NO3)2 / ammonium biphosphate / (NH4)2HPO4
dinitrogen oxide / N2O / sulfur hexafluoride / SF6 / sulfur
trioxide / SO3
sodium dichromate / Na2Cr2O7 / stannous bromite / Sn(BrO2)2 / perchloric
acid / HClO4
chromic
acid / H2CrO4 / hydrochloric acid / HCl / antimony(V) iodite / Sb(IO2)5
calcium bisulfate / Ca(HSO4)2 / mercurous cyanide / HgCN / mercuric bisulfite / Hg(HSO3)2
aluminum hydroxide / Al(OH)3 / lithium carbide / Li4C / selenium dioxide / SeO2
manganese(IV) oxide / MnO2 / cesium molybdenate / Cs2MoO4 / sodium hypochlorite / NaClO
phosphorous acid / H3PO3 / arsenic trihydride / AsH3 / dichlorine heptoxide / Cl2O7

SCH 3U1:WRITING NAMES OF IONIC COMPOUNDS (E)

Name of

Compound

/ Formula / Name of

Compound

/ Formula / Name of

Compound

/ Formula
lithium
nitride /
Li3N
/ chromic
sulfate /
Cr2(SO4)3
/ magnesium
phosphide /
Mg3P2
zinc
acetate / Zn(C2H3O2)2 / sodium biphosphate / Na2HPO4 / perchoric acid / HClO4
tetraphosphorus
hexoxide / P4O6 / calcium periodate / Ca(IO4)2 / Copper(I)
dihydrogen phosphate / CuH2PO4
cobalt(III)
oxide / Co2O3 / carbonic
acid / H2CO3 / iodine heptafluoride / IF7
stannic
bisulfite / Sn(HSO3)4 / lead(IV) sulfide / PbS2 / ferric
selenide / Fe2Se3
antimony(III)
chloride / SbCl3 / nickel(II) arsenate / Ni3(AsO4)2 / ammonium tungstate / (NH4)2WO4
oxalic
acid / H2C2O4 / mercury(I) dichromate / Hg2Cr2O7 / zirconium(IV) bromate / Zr(BrO3)4
barium phosphate / Ba3(PO4)2 / manganese(IV) fluoride / MnF4 / potassium antimonate / K3SbO4
chromous sulfite / CrSO3 / silver
sulfate / Ag2SO4 / plumbous hypochlorite / Pb(ClO)2
iron(II) molybdenate / FeMoO4 / sulfur
dioxide / SO2 / cadmium(II) permanganate / Cd(MnO4)2
mercuric bisulfide / Hg(HS)2 / hydrofluoric acid / HF / xenon tetrachloride / XeCl4
boron tribromide / BBr3 / cesium hydride / CsH / cobalt(II) oxalate / CoC2O4
potassium peroxide / K2O2 / gold(III) chromate / Au2(CrO4)3 / sulfuric
acid / H2SO4
calcium cyanide / Ca(CN)2 / hypochlorous acid / HClO / tin(II) thiocyanide / Sn(SCN)2
hydrochloric acid / HCl / strontium bicarbonate / Sr(HCO3)2 / plutonium(V) oxide / Pu2O5
copper(II) iodate / Cu(IO3)2 / dinitrogen trioxide / N2O3 / plutonium(IV) oxide / PuO2
phosphorus pentachloride / PCl5 / aluminum iodide / AlI3 / acetic
acid / HC2H3O2
boric
acid / H3BO3 / sulfurous
acid / H2SO3 / scandium(III) hydroxide / Sc(OH)3