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2 H2 + O2 = 2 H2O
BaCrO4 + H{+} = Ba{2+} + H2Cr2O7 + H2O =>
2 BaCrO4 + 4 H{+} = 2 Ba{2+} + H2Cr2O7 + H2O
Pb + Ca(OH)2 = Pb(OH)2 + Ca =>
Pb + Ca(OH)2 = Pb(OH)2 + Ca
Mg(OH)2 + HF(aq) = HOH(l) + MgF2(aq) =>
Mg(OH)2 + 2 HF(aq) = 2 HOH(l) + MgF2(aq)
CH2OH + O = CO2 + H2O =>
2 CH2OH + 5 O = 2 CO2 + 3 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
KClO3 + Pb(NO3)2 = KNO3 + Pb(ClO3)2 =>
2 KClO3 + Pb(NO3)2 = 2 KNO3 + Pb(ClO3)2
N2H4 + KOH + CuSO4 = Cu2O + K2SO4 + N2 + H2O =>
N2H4 + 8 KOH + 4 CuSO4 = 2 Cu2O + 4 K2SO4 + N2 + 6 H2O
XeF2 + H2O = Xe + HF + O2 =>
2 XeF2 + 2 H2O = 2 Xe + 4 HF + O2
H2 + C2H4 = C2H6 =>
H2 + C2H4 = C2H6
N2H4 + KOH + CuSO4 = Cu2O + K2SO4 + N2 + H2O =>
N2H4 + 8 KOH + 4 CuSO4 = 2 Cu2O + 4 K2SO4 + N2 + 6 H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
S + H3SO4 = SO2 + H2O =>
S + 4 H3SO4 = 5 SO2 + 6 H2O
CH3COOH + Cr(OH)3 = (CH3COO)3Cr + H2O =>
3 CH3COOH + Cr(OH)3 = (CH3COO)3Cr + 3 H2O
V + H2O = H2V2O4{2-} + VH3 + H3O{+} =>
10 V + 18 H2O = 3 H2V2O4{2-} + 4 VH3 + 6 H3O{+}
CaNO2 + NaI = CaI + NaNO2 =>
CaNO2 + NaI = CaI + NaNO2
BaCl2 + K2Cr2O7 + CH3COONa + H2O = CH3COOH + BaCrO4 + KCl + NaCl =>
2 BaCl2 + K2Cr2O7 + 2 CH3COONa + H2O = 2 CH3COOH + 2 BaCrO4 + 2 KCl + 2 NaCl
I2 + NHO3 = HIO3 + NO2 + H2 =>
I2 + 6 NHO3 = 2 HIO3 + 6 NO2 + 2 H2
HNO3 + H2O = H3NO4 =>
HNO3 + H2O = H3NO4
BaCl2 + (NH4)2SO4 = (NH4)Cl + Ba(SO4) =>
BaCl2 + (NH4)2SO4 = 2(NH4)Cl + Ba(SO4)
CaCl2 + C2H2K2O5 = C2H2CaO5 + KCl =>
CaCl2 + C2H2K2O5 = C2H2CaO5 + 2 KCl
CaO + KClO3 = Ca(ClO3)2 + K2O =>
CaO + 2 KClO3 = Ca(ClO3)2 + K2O
C2S + O2 = CO + SO2 =>
C2S + 2 O2 = 2 CO + SO2
Mg(OH)2 + HCOOH = H2O + Mg + COOH =>
Mg(OH)2 + 2 HCOOH = 2 H2O + Mg + 2 COOH
Fe(s) + O2 + H2O = FeO(OH) =>
4 Fe(s) + 3 O2 + 2 H2O = 4 FeO(OH)
NaNO2 + NaClO3 = NaNO3 + NaCl =>
3 NaNO2 + NaClO3 = 3 NaNO3 + NaCl
HCl + Fe = FeCl3 + H =>
3 HCl + Fe = FeCl3 + 3 H
N2H4 + KOH + CuSO4 = Cu2O + K2SO4 + N2 + H2O =>
N2H4 + 8 KOH + 4 CuSO4 = 2 Cu2O + 4 K2SO4 + N2 + 6 H2O
HgCl2 + Na2CO3 = Hg(CO3) + NaCl =>
HgCl2 + Na2CO3 = Hg(CO3) + 2 NaCl
ZnN2 = Zn + N2 =>
ZnN2 = Zn + N2
C11H8O2 + C6H7NO = C6H5NOC11H8O + H2O =>
C11H8O2 + C6H7NO = C6H5NOC11H8O + H2O
AlI3 + Sn(CO3)2 = SnI4 + Al2(CO3)3 =>
4 AlI3 + 3 Sn(CO3)2 = 3 SnI4 + 2 Al2(CO3)3
Pb + Ag2SO4 = Ag + Pb(SO4)2 =>
Pb + 2 Ag2SO4 = 4 Ag + Pb(SO4)2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
KI + PbCl2 = PbI2 + KCl =>
2 KI + PbCl2 = PbI2 + 2 KCl
NO + HCl = NCl + OH =>
NO + HCl = NCl + OH
KI + PB(NO3)2 = K(NO3) + PBI2 =>
2 KI + PB(NO3)2 = 2 K(NO3) + PBI2
(NH4)2SO4 + Co(NO3)2 = NH4NO3 + Co(SO4) =>
(NH4)2SO4 + Co(NO3)2 = 2 NH4NO3 + Co(SO4)
KHCO3 + H3PO4 = K2HPO4 + H2O + CO2 =>
2 KHCO3 + H3PO4 = K2HPO4 + 2 H2O + 2 CO2
Mn(O)2 + HCl = MnCl2 + Cl2 + H2O =>
Mn(O)2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
ZnOH{2+} = ZnO + H{2+}O =>
ZnOH{2+} = ZnO + H{2+}O
N2H4 + KOH + CuSO4 = Cu2O + K2SO4 + N2 + H2O =>
N2H4 + 8 KOH + 4 CuSO4 = 2 Cu2O + 4 K2SO4 + N2 + 6 H2O
K2CrO4 + SrCl2 = KCl + SrCrO4 =>
K2CrO4 + SrCl2 = 2 KCl + SrCrO4
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Zn(HSO3)2 = ZnO + SO2 + H2O =>
Zn(HSO3)2 = ZnO + 2 SO2 + H2O
Sb2S3 + Fe = Sb + FeS =>
Sb2S3 + 3 Fe = 2 Sb + 3 FeS
NH4Cl + SO2 = SO2Cl2 + NH3 + H2 =>
2 NH4Cl + SO2 = SO2Cl2 + 2 NH3 + H2
Ag + HCI = AgCI + H2 =>
2 Ag + 2 HCI = 2 AgCI + H2
K3Fe(CN)6 + FeCl2 = KCl + Fe3(Fe(CN)6)2 =>
2 K3Fe(CN)6 + 3 FeCl2 = 6 KCl + Fe3(Fe(CN)6)2
Cr2O7 + CH3OH = HCO2H + Cr + H2O =>
2 Cr2O7 + 7 CH3OH = 7 HCO2H + 4 Cr + 7 H2O
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