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3 Na2S2O5 + 2 H[AuCl4] + 3 H2O = 2 Au + 3 Na2SO4 + 8 HCl + 3 SO2
AuCl3 + Pb = PbCl4 + Au =>
4 AuCl3 + 3 Pb = 3 PbCl4 + 4 Au
Fe3O4 + C2 = Fe + CO2 =>
Fe3O4 + C2 = 3 Fe + 2 CO2
CaCO3 + Cl = ClO + CaCl2 + CO2 =>
CaCO3 + 3 Cl = ClO + CaCl2 + CO2
MeOH + HCl = MeCl + H2O =>
MeOH + HCl = MeCl + H2O
KClO3 + CrCl2 + HCl = KCl + CrCl3 + H2O =>
KClO3 + 6 CrCl2 + 6 HCl = KCl + 6 CrCl3 + 3 H2O
NH3(g) + O2(g) = NO(g) + H2O(aq) =>
4 NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(aq)
FeCl3 + KHCO3 = Fe(OH)3 + CO2 + KCl =>
FeCl3 + 3 KHCO3 = Fe(OH)3 + 3 CO2 + 3 KCl
NO + KMnO4 = KNO3 + MnO2 =>
NO + KMnO4 = KNO3 + MnO2
Al2(SO4)3 + Ba(NO3)2 = Al(NO3)3 + Ba2(SO4)2 =>
2 Al2(SO4)3 + 6 Ba(NO3)2 = 4 Al(NO3)3 + 3 Ba2(SO4)2
IO3 + NaHSO3 = I + SO42 + H + Na =>
13 IO3 + NaHSO3 = 13 I + SO42 + H + Na
NaOH + NHP = NaHP + NOH =>
NaOH + NHP = NaHP + NOH
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KNO3 + FeSO4 + H2SO4 = Fe(NO3)3 + K2SO4 + H2O + NO =>
10 KNO3 + 3 FeSO4 + 2 H2SO4 = 3 Fe(NO3)3 + 5 K2SO4 + 2 H2O + NO
benzene + ethylene = ethylbenzene =>
C6H6 + C2H4 = C8H10
KCOOH + H2SO4 = K2SO4 + HCOOH =>
2 KCOOH + H2SO4 = K2SO4 + 2 HCOOH
NH3 + O20 = NO2 + H2O =>
40 NH3 + 7 O20 = 40 NO2 + 60 H2O
Li2SO3 + HCl = SO2 + H2O + LiCl =>
Li2SO3 + 2 HCl = SO2 + H2O + 2 LiCl
Zn + HO = H + ZnO =>
Zn + HO = H + ZnO
AgNO3 = Ag + NO2 + O2 =>
2 AgNO3 = 2 Ag + 2 NO2 + O2
Ca + Na2O = Na + CaO =>
Ca + Na2O = 2 Na + CaO
C5H12(g) + O2 = CO2(g) + H2O =>
C5H12(g) + 8 O2 = 5 CO2(g) + 6 H2O
C3H4O + KMnO4 + H2O = MnO2 + KOH + C3H5O4 =>
3 C3H4O + 5 KMnO4 + 4 H2O = 5 MnO2 + 5 KOH + 3 C3H5O4
CH3COOH + Ag2O = CH3CO3H + Ag =>
CH3COOH + Ag2O = CH3CO3H + 2 Ag
CH9CH3 + O2 = CO2 + H2O =>
CH9CH3 + 5 O2 = 2 CO2 + 6 H2O
H2C2O4*2H2O + K2Cr2O7 = K2C2O4 + CrC2O4 + CO2 + H2O =>
7 H2C2O4*2H2O + K2Cr2O7 = K2C2O4 + 2 CrC2O4 + 8 CO2 + 21 H2O
HCl(aq) + BaCO3(s) = BaCl(aq) + HCO3(g) =>
HCl(aq) + BaCO3(s) = BaCl(aq) + HCO3(g)
N2O5 + NaOH = NaNO3 + H2O =>
N2O5 + 2 NaOH = 2 NaNO3 + H2O
Pb(NO3)(aq) + Na3PO4(aq) = Pb3PO4(s) + NaNO3 =>
3 Pb(NO3)(aq) + Na3PO4(aq) = Pb3PO4(s) + 3 NaNO3
FeS2 + O2 = FeO3 + SO4 =>
2 FeS2 + 11 O2 = 2 FeO3 + 4 SO4
NaHCO3(aq) + CH3COOH(aq) = CO2(g) + H2O(l) + CH3CONa(aq) =>
4 NaHCO3(aq) + 5 CH3COOH(aq) = 6 CO2(g) + 6 H2O(l) + 4 CH3CONa(aq)
NaOH + HCl = NaH + Cl(OH) =>
NaOH + HCl = NaH + Cl(OH)
HCOOH + KMnO4 = CO2 + KOH + MnO2 + H2O =>
3 HCOOH + 2 KMnO4 = 3 CO2 + 2 KOH + 2 MnO2 + 2 H2O
MnO2 + H2O2 = O2 + MnH2 =>
MnO2 + H2O2 = 2 O2 + MnH2
LiCO3(s) = Li2(s) + CO3(s) =>
2 LiCO3(s) = Li2(s) + 2 CO3(s)
Li3PO4 + HCl = LiCl + H3PO4 =>
Li3PO4 + 3 HCl = 3 LiCl + H3PO4
Na2B2O8H4 + HCl + KI = NaCl + KCl + B2O3 + H2O + I2 =>
Na2B2O8H4 + 6 HCl + 4 KI = 2 NaCl + 4 KCl + B2O3 + 5 H2O + 2 I2
NaOH + FeS = Fe(OH)2 + Na2S =>
2 NaOH + FeS = Fe(OH)2 + Na2S
NH3 + Br2 + NaOH = NaBr + H2O + N2 =>
2 NH3 + 3 Br2 + 6 NaOH = 6 NaBr + 6 H2O + N2
FeS + HNO3 = NO + FeSO4 + H2O =>
3 FeS + 8 HNO3 = 8 NO + 3 FeSO4 + 4 H2O
H4P2O7 + Ga(OH)3 = Ga4(P2O7)3 + H2O =>
3 H4P2O7 + 4 Ga(OH)3 = Ga4(P2O7)3 + 12 H2O
Fe + HIO4 = FeIO4 + H2 =>
2 Fe + 2 HIO4 = 2 FeIO4 + H2
Sb(OH)3 + HCl = H2O + SbCl3 =>
Sb(OH)3 + 3 HCl = 3 H2O + SbCl3
Cu + AgClO3 = Cu(ClO3)2 + Ag =>
Cu + 2 AgClO3 = Cu(ClO3)2 + 2 Ag
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
NH4Br + AgNO3 = (NH4)2NO3 + AgBr2 =>
2 NH4Br + AgNO3 = (NH4)2NO3 + AgBr2
Al + Zn{+} = Al3{+} + Zn =>
3 Al + Zn{+} = Al3{+} + Zn
Ba(NO3)2 + Na2CO3 = BaCO3 + NaNO3 =>
Ba(NO3)2 + Na2CO3 = BaCO3 + 2 NaNO3
CuSO4 + Cd = Cu + CdSO4 =>
CuSO4 + Cd = Cu + CdSO4
Ag(s) + HI(aq) = AgI2(s) + H2(g) =>
Ag(s) + 2 HI(aq) = AgI2(s) + H2(g)
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