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H2S2O8 + 2e = S2O7{-2} + H2O
HCHO + CrO3 = HCOOH + Cr =>
3 HCHO + CrO3 = 3 HCOOH + Cr
C2H7N + CH3Cl = C2H6ClN + CH4 =>
C2H7N + CH3Cl = C2H6ClN + CH4
Bi2(CO3)3 + HNO3 = Bi(NO3)3 + CO2 + H2O =>
Bi2(CO3)3 + 6 HNO3 = 2 Bi(NO3)3 + 3 CO2 + 3 H2O
O2 + Sb3S3 = Sb2O4 + SO2 =>
12 O2 + 2 Sb3S3 = 3 Sb2O4 + 6 SO2
C10H16O + NaBH4 = C10H17O + NaBH3 =>
C10H16O + NaBH4 = C10H17O + NaBH3
NaOH + NH4Cl + Ag = Ag(NH3)2 + NaCl + H2O =>
2 NaOH + 2 NH4Cl + Ag = Ag(NH3)2 + 2 NaCl + 2 H2O
Ca(OH)2Ca + H2O = Ca(OH)2 + H2 =>
Ca(OH)2Ca + 2 H2O = 2 Ca(OH)2 + H2
NH3 + NO2 = N2O + H2O =>
6 NH3 + 8 NO2 = 7 N2O + 9 H2O
Al2O3 + NaF = Na3AlF6 + Na2O =>
Al2O3 + 12 NaF = 2 Na3AlF6 + 3 Na2O
Ag(s) + S = Ag2S =>
2 Ag(s) + S = Ag2S
Cr(NO3)2 + NH3 + H2O = Cr(OH)2 + NH4NO3 =>
Cr(NO3)2 + 2 NH3 + 2 H2O = Cr(OH)2 + 2 NH4NO3
[Cr(OH)4]{-} + SnO2 = CrO4{2-} + CrO2 + Sn(OH)2 + H2O =>
2[Cr(OH)4]{-} + 2 SnO2 = CrO4{2-} + CrO2 + 2 Sn(OH)2 + 2 H2O
As2O3 + U5Ta6 = As5Ta3 + UO3 =>
5 As2O3 + U5Ta6 = 2 As5Ta3 + 5 UO3
Na + Fe(CrO4) = Na(CrO4) + Fe =>
Na + Fe(CrO4) = Na(CrO4) + Fe
K2CrO4 + Ba(NO3)2 = BaCrO4 + KNO3 =>
K2CrO4 + Ba(NO3)2 = BaCrO4 + 2 KNO3
LiCl + (NH4)2SO3 = Li2SO3 + Cl(NH4) =>
2 LiCl + (NH4)2SO3 = Li2SO3 + 2 Cl(NH4)
C2H4 + HNO3 = CO2 + NO + H2O =>
C2H4 + 4 HNO3 = 2 CO2 + 4 NO + 4 H2O
P4O6(s) + H2O(l) = H3PO3(aq) =>
P4O6(s) + 6 H2O(l) = 4 H3PO3(aq)
CuCl2(aq) + KI(aq) = KCl + CuI2 =>
CuCl2(aq) + 2 KI(aq) = 2 KCl + CuI2
SO2 + CaO = O2 + CaS =>
2 SO2 + 2 CaO = 3 O2 + 2 CaS
Co + CO = CoCO =>
Co + CO = CoCO
C2H4O + NaBH4 = C2H5OH + NaBH2 =>
C2H4O + NaBH4 = C2H5OH + NaBH2
K2Cr3O7 + Na2SO3 + H2O = Cr(OH)3 + Na2SO4 + KOH =>
2 K2Cr3O7 + 3 Na2SO3 + 11 H2O = 6 Cr(OH)3 + 3 Na2SO4 + 4 KOH
HCOOH + Ca = Ca(HCOO)2Ca + H2 =>
2 HCOOH + 2 Ca = Ca(HCOO)2Ca + H2
H2CO3 + NaOH(aq) = Na2CO3(aq) + H2O =>
H2CO3 + 2 NaOH(aq) = Na2CO3(aq) + 2 H2O
(NH4)2Cr2O7 + H2SO4 = CrO3 + (NH4)2SO4 + H2O =>
(NH4)2Cr2O7 + H2SO4 = 2 CrO3 + (NH4)2SO4 + H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
C + (H2O) = CO2 + H2 =>
C + 2(H2O) = CO2 + 2 H2
HCO2 + NaOH = NaCO2 + H2O =>
HCO2 + NaOH = NaCO2 + H2O
Mg + Cu2SO4 = Mg2SO4 + Cu =>
2 Mg + Cu2SO4 = Mg2SO4 + 2 Cu
C5H10O5 + O2 = CO2 + H2O =>
C5H10O5 + 5 O2 = 5 CO2 + 5 H2O
KClO3 + I2 = KIO3 + Cl2 =>
2 KClO3 + I2 = 2 KIO3 + Cl2
Ni(NO3)2(aq) + CaCl2(aq) = NiCl2(s) + Ca(NO3)2(aq) =>
Ni(NO3)2(aq) + CaCl2(aq) = NiCl2(s) + Ca(NO3)2(aq)
Mg3(PO4)2 + HClO4 = Mg(ClO4)2 + H3PO4 =>
Mg3(PO4)2 + 6 HClO4 = 3 Mg(ClO4)2 + 2 H3PO4
Cr + Ag{+} = Cr{3+} + Ag =>
Cr + 3 Ag{+} = Cr{3+} + 3 Ag
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
CaCO3(aq) + NaCl(aq) = Na2CO3(aq) + CaCl2(aq) =>
CaCO3(aq) + 2 NaCl(aq) = Na2CO3(aq) + CaCl2(aq)
Ba(OH)2 + KHC8H4O4 = H2O + Ba + C4H4O4 + K =>
5 Ba(OH)2 + 2 KHC8H4O4 = 2 H2O + 5 Ba + 4 C4H4O4 + 2 K
B + KOH + H2O2 = KBO2 + H2O =>
2 B + 2 KOH + 3 H2O2 = 2 KBO2 + 4 H2O
C6H5NH2 + HC5H7O4 = HC6H5NH2 + C5H7O4 =>
C6H5NH2 + HC5H7O4 = HC6H5NH2 + C5H7O4
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
KOH + Ba(NO3)2 = BaOH + K(NO3)2 =>
KOH + Ba(NO3)2 = BaOH + K(NO3)2
Mg + H2SO4 = H2 + Mg2(SO4)3 =>
2 Mg + 3 H2SO4 = 3 H2 + Mg2(SO4)3
K2Cr2O7 + H2SO4 + CH3CH2OH = CH3CHO + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CH2OH = 3 CH3CHO + Cr2(SO4)3 + K2SO4 + 7 H2O
C6H5(OH)COOH + NaOH = C6H5(OH)COONa + H2O =>
C6H5(OH)COOH + NaOH = C6H5(OH)COONa + H2O
P4 + OH{-} + H2O = H2PO2{-} + PH3 =>
P4 + 3 OH{-} + 3 H2O = 3 H2PO2{-} + PH3
Ca(ClO4)2 + Li2SO4 = CaSO4 + LiClO4 =>
Ca(ClO4)2 + Li2SO4 = CaSO4 + 2 LiClO4
Hg + H2 = HgH2 =>
Hg + H2 = HgH2
CH3CH2NH2 + HBr = NBr + H3 + CH2 =>
3 CH3CH2NH2 + 3 HBr = 3 NBr + 4 H3 + 6 CH2
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