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Pb + Na2S = PbNa2S
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
P4 + Cl2 = PCl5(g) =>
P4 + 10 Cl2 = 4 PCl5(g)
Ca2O2 + SO2 = CaSO3 =>
Ca2O2 + 2 SO2 = 2 CaSO3
FeSO4(aq) + Ca(OH)2(aq) = Fe(OH)2(aq) + CaSO4(aq) =>
FeSO4(aq) + Ca(OH)2(aq) = Fe(OH)2(aq) + CaSO4(aq)
S2 + P4 = P4S3 =>
3 S2 + 2 P4 = 2 P4S3
KCIO3 = KCIO4 + KCI =>
4 KCIO3 = 3 KCIO4 + KCI
KMnO4 + Na2C2O4 + H2SO4 = KMnSO4 + CO2 + Na2SO4 + H2O =>
KMnO4 + 3 Na2C2O4 + 4 H2SO4 = KMnSO4 + 6 CO2 + 3 Na2SO4 + 4 H2O
FeS + O3 = FeO + SO2 =>
FeS + O3 = FeO + SO2
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
ZnS + K4Fe(CN)6 = Zn2[Fe(CN)6](s) + K2S =>
2 ZnS + K4Fe(CN)6 = Zn2[Fe(CN)6](s) + 2 K2S
NO2 + KI = KO2 + NI =>
NO2 + KI = KO2 + NI
FeO + H2O = Fe(OH)2 =>
FeO + H2O = Fe(OH)2
M + HCl = MCl3 + H2 =>
2 M + 6 HCl = 2 MCl3 + 3 H2
PbCl4 = PbCl2 + Cl2(g) =>
PbCl4 = PbCl2 + Cl2(g)
HN3 + OH = H2O + N =>
HN3 + OH = H2O + 3 N
AlBr3 + NaOH = Al(OH)3 + NaBr =>
AlBr3 + 3 NaOH = Al(OH)3 + 3 NaBr
AI + HgCl2 = AICl3 + Hg =>
2 AI + 3 HgCl2 = 2 AICl3 + 3 Hg
Cu(SO)4 + HCl = CuCl2 + H2(SO)4 =>
Cu(SO)4 + 2 HCl = CuCl2 + H2(SO)4
KMnO4 + Na2SO4 = KSO4 + Na2MnO4 =>
KMnO4 + Na2SO4 = KSO4 + Na2MnO4
N2O4 = N2 + O2 =>
N2O4 = N2 + 2 O2
C6H14O6 + H2 = C2H6O2 =>
C6H14O6 + 2 H2 = 3 C2H6O2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
ZnSO4(aq) + AgNO3(aq) = Zn(NO3)2 + Ag2SO4(s) =>
ZnSO4(aq) + 2 AgNO3(aq) = Zn(NO3)2 + Ag2SO4(s)
Fe2(SO4)3 + HCl = FeCl3 + H2SO4 =>
Fe2(SO4)3 + 6 HCl = 2 FeCl3 + 3 H2SO4
HBr + Zn = ZnBr + H =>
HBr + Zn = ZnBr + H
H2 + NaNO3 = Na + HNO3 =>
H2 + 2 NaNO3 = 2 Na + 2 HNO3
H3PO4 + Be(OH)2 = BeHPO4 + H2O =>
H3PO4 + Be(OH)2 = BeHPO4 + 2 H2O
CrCl2 + Mg = MgCl2 + Cr =>
CrCl2 + Mg = MgCl2 + Cr
CuO + NaHSO4 = CuSO4 + NaHO =>
CuO + NaHSO4 = CuSO4 + NaHO
Cu + Ba(OH)2 = Ba + Cu(OH)2 =>
Cu + Ba(OH)2 = Ba + Cu(OH)2
Ag + HNO3(konc) = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3(konc) = AgNO3 + NO2 + H2O
K2SiO3 + MgO = K2O + MgSiO3 =>
K2SiO3 + MgO = K2O + MgSiO3
Ag2O + HCl = AgCl + H2O =>
Ag2O + 2 HCl = 2 AgCl + H2O
NH3 + KMnO4 + KOH = KNO3 + K2MnO4 + H2O =>
NH3 + 8 KMnO4 + 9 KOH = KNO3 + 8 K2MnO4 + 6 H2O
Zn + HNO3 = Zn(NO3)2 + H3NO2 + H2O =>
2 Zn + 5 HNO3 = 2 Zn(NO3)2 + H3NO2 + H2O
RbO2 = Rb + O =>
RbO2 = Rb + 2 O
Cs2SO4 + BaBr2 = BaSO4 + CsBr =>
Cs2SO4 + BaBr2 = BaSO4 + 2 CsBr
NaI + Na2H3IO6 + H2SO4 = I2 + Na2SO4 + H2O =>
14 NaI + 2 Na2H3IO6 + 9 H2SO4 = 8 I2 + 9 Na2SO4 + 12 H2O
Al12O3 = Al + O2 =>
2 Al12O3 = 24 Al + 3 O2
Mo + Br2 = MoBr3 =>
2 Mo + 3 Br2 = 2 MoBr3
C4 + O = CO2 =>
C4 + 8 O = 4 CO2
BaCl2 + BaSO4 = Ba + SO4Cl2 =>
BaCl2 + BaSO4 = 2 Ba + SO4Cl2
Nb + HNO3 = NbNO3 + H2 =>
2 Nb + 2 HNO3 = 2 NbNO3 + H2
Mg + HNO3 = Mg(NO3)32 + NH4NO3 + H2O =>
Mg + 40 HNO3 = Mg(NO3)32 + 4 NH4NO3 + 12 H2O
MgCl2 + H2O = Mg(OH)Cl + HCl =>
MgCl2 + H2O = Mg(OH)Cl + HCl
HCl + Br2 = HBr + BrCl =>
HCl + Br2 = HBr + BrCl
PtCl4 = Pt + Cl2 =>
PtCl4 = Pt + 2 Cl2
FeS2 + SO3 = Fe2(SO4)3 + S =>
2 FeS2 + 4 SO3 = Fe2(SO4)3 + 5 S
H3PO4 + H2S + K2Cr2O7 = K3PO4 + CrPO4 + S3 + H2O =>
8 H3PO4 + 9 H2S + 3 K2Cr2O7 = 2 K3PO4 + 6 CrPO4 + 3 S3 + 21 H2O
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