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2 PbS + 3 O2 = 2 PbO + 2 SO2
HBr + O2 = HOBr =>
2 HBr + O2 = 2 HOBr
SbCl3(s) + Cl2(g) = SbCl5(s) =>
SbCl3(s) + Cl2(g) = SbCl5(s)
MgCO3 + HClO3 = Mg(ClO3)2 + H2O + CO2 =>
MgCO3 + 2 HClO3 = Mg(ClO3)2 + H2O + CO2
ClO4 = Cl + O2 =>
ClO4 = Cl + 2 O2
KCN + K2CrO4 + HCl = KNO3 + K2CO3 + CrCl3 + KCl + H2O =>
3 KCN + 10 K2CrO4 + 44 HCl = 3 KNO3 + 3 K2CO3 + 10 CrCl3 + 14 KCl + 22 H2O
HIO + NaOH = NaIO + H2O =>
HIO + NaOH = NaIO + H2O
Al + KO2 = KAlO2 =>
Al + KO2 = KAlO2
KOH + H2C6H6O6 = KHC6H6O6 + H2O =>
KOH + H2C6H6O6 = KHC6H6O6 + H2O
Fe(SCN)3 + AgNO3 = Fe(NO3)3 + AgSCN =>
Fe(SCN)3 + 3 AgNO3 = Fe(NO3)3 + 3 AgSCN
CH3CH2CH2COH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2CH2COOH + H2O =>
3 CH3CH2CH2COH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3CH2CH2COOH + 4 H2O
MnCO3 + NaOH + H2O = NaMnO4 + H2 + CO2 =>
2 MnCO3 + 2 NaOH + 4 H2O = 2 NaMnO4 + 5 H2 + 2 CO2
CaSO3 + BaSO4 = CaSO4 + BaSO3 =>
CaSO3 + BaSO4 = CaSO4 + BaSO3
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
[Co(H2O)6] + NH4Cl + NH3 + H2O2 = H2O + [Co(NH3)6]Cl3 =>
2[Co(H2O)6] + 6 NH4Cl + 6 NH3 + 3 H2O2 = 18 H2O + 2[Co(NH3)6]Cl3
Ga2(SO4)3 + Ba(NO3)2 = Ga(NO3)3 + Ba(SO4) =>
Ga2(SO4)3 + 3 Ba(NO3)2 = 2 Ga(NO3)3 + 3 Ba(SO4)
NH3(l) + CO2(g) = CO(NH2)2(s) + H2O(l) =>
2 NH3(l) + CO2(g) = CO(NH2)2(s) + H2O(l)
Sr(IO3)2 = O2 + SrI2 =>
Sr(IO3)2 = 3 O2 + SrI2
NH4 + OH + H2SO4 = (NH4)2SO4 + H2O =>
2 NH4 + 2 OH + H2SO4 = (NH4)2SO4 + 2 H2O
PbC2O4 + CH3COOH = Pb(CH3COO)2 + H2O + CO2 =>
4 PbC2O4 + 7 CH3COOH = 4 Pb(CH3COO)2 + 2 H2O + 6 CO2
NaOHNH4HPO4 = NaHPO4NH4OH =>
NaOHNH4HPO4 = NaHPO4NH4OH
C2H6(aq) + O2(g) = CO2(g) + H2O(l) =>
2 C2H6(aq) + 7 O2(g) = 4 CO2(g) + 6 H2O(l)
Bi(OH)3 + Cl2O7 = Bi(ClO4)3 + H2O =>
2 Bi(OH)3 + 3 Cl2O7 = 2 Bi(ClO4)3 + 3 H2O
[Ag(NH3)2]Cl + HNO3 = AgCl + H + N2O =>
5[Ag(NH3)2]Cl + 2 HNO3 = 5 AgCl + 32 H + 6 N2O
FeCl3 + H2S + H2O = FeS + HCl + H2SO4 =>
8 FeCl3 + 9 H2S + 4 H2O = 8 FeS + 24 HCl + H2SO4
CoI2 + K3PO4 = Co3(PO4)2 + KI =>
3 CoI2 + 2 K3PO4 = Co3(PO4)2 + 6 KI
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
HCl(ac) + Ca(s) = CaCl2(ac) + H2(g) =>
2 HCl(ac) + Ca(s) = CaCl2(ac) + H2(g)
CH3N + O2 = CO2 + H2O + N2 =>
4 CH3N + 7 O2 = 4 CO2 + 6 H2O + 2 N2
C17H35COONa + CaSO4 = (C17H35COO)2Ca + Na2SO4 =>
2 C17H35COONa + CaSO4 = (C17H35COO)2Ca + Na2SO4
Cu2HO + CH3CO = CH3COOH + Cu =>
Cu2HO + CH3CO = CH3COOH + 2 Cu
Cu2O + NO = CuO2 + N2 =>
2 Cu2O + 6 NO = 4 CuO2 + 3 N2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
NaI + Pb(SO4) = PbI2 + Na2SO4 =>
2 NaI + Pb(SO4) = PbI2 + Na2SO4
C6H6 = C + H2 =>
C6H6 = 6 C + 3 H2
Nb + Si + Te = Nb3SiTe6 =>
3 Nb + Si + 6 Te = Nb3SiTe6
BaOHCO = BaOCOH =>
BaOHCO = BaOCOH
(NH4)2S2O3 + KI = (NH4)I + K2(S2O3) =>
(NH4)2S2O3 + 2 KI = 2(NH4)I + K2(S2O3)
Sn(NO3)2 + H2S = SnS + HNO3 =>
Sn(NO3)2 + H2S = SnS + 2 HNO3
Ca(s) + Fe(NO3)3 = Ca(NO3)2 + Fe =>
3 Ca(s) + 2 Fe(NO3)3 = 3 Ca(NO3)2 + 2 Fe
Na + S4 = Na2S =>
8 Na + S4 = 4 Na2S
Na[Al(OH)4] + AlCl3 = Al(OH)3 + NaCl =>
3 Na[Al(OH)4] + AlCl3 = 4 Al(OH)3 + 3 NaCl
CrO3 + F2 = CrF6 + O2 =>
2 CrO3 + 6 F2 = 2 CrF6 + 3 O2
KCHO2 + H2O = HCHO2 + KOH =>
KCHO2 + H2O = HCHO2 + KOH
NaNO3 + Mg(SO4) = Na2SO4 + Mg(NO3)2 =>
2 NaNO3 + Mg(SO4) = Na2SO4 + Mg(NO3)2
H2CrO6 = O2 + CrO3 + H2O =>
H2CrO6 = O2 + CrO3 + H2O
ZnBr2 + F = ZnF2 + Br =>
ZnBr2 + 2 F = ZnF2 + 2 Br
Ca + Cl2 = CaCl12 =>
Ca + 6 Cl2 = CaCl12
Nb2O5 + KF + F2 = K2[NbOF5] + O2 =>
2 Nb2O5 + 8 KF + 6 F2 = 4 K2[NbOF5] + 3 O2
FeCe3 + NaOH = Fe(OH)3 + NaCe =>
FeCe3 + 3 NaOH = Fe(OH)3 + 3 NaCe
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