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2 KMnO4 + 2 H2 = 2 H2MnO4 + K2
K2Cr2O7 + H2 = H2Cr2O7 + K2 =>
K2Cr2O7 + H2 = H2Cr2O7 + K2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
HClO3 = HClO4 + H2O + ClO2 =>
3 HClO3 = HClO4 + H2O + 2 ClO2
ClO2 = O2 + Cl2 =>
2 ClO2 = 2 O2 + Cl2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Ta + Cl2 = TaCl5 =>
2 Ta + 5 Cl2 = 2 TaCl5
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
KMnO4 + HCl + Zn = ZnCl2 + HMnO4 + K2 =>
2 KMnO4 + 2 HCl + Zn = ZnCl2 + 2 HMnO4 + K2
K2Cr2O7 + HCl + Zn = ZnCl2 + H2Cr2O7 + K2 =>
K2Cr2O7 + 2 HCl + Zn = ZnCl2 + H2Cr2O7 + K2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Cl2 + HI = HCl + I2 =>
Cl2 + 2 HI = 2 HCl + I2
PbS + O2 = PbSO4 =>
PbS + 2 O2 = PbSO4
HCl + O2 = Cl2 + H2O =>
4 HCl + O2 = 2 Cl2 + 2 H2O
BCl3 + H2O = H3BO3 + HCl =>
BCl3 + 3 H2O = H3BO3 + 3 HCl
CH4 = C + H2 =>
CH4 = C + 2 H2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
SO2 + H2S = S + H2O =>
SO2 + 2 H2S = 3 S + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2O + Cl2 = HCl + O2 =>
2 H2O + 2 Cl2 = 4 HCl + O2
S + HNO3 = SO2 + NO2 + H20 =>
10 S + 20 HNO3 = 10 SO2 + 20 NO2 + H20
S + HNO3 = SO2 + NO2 + H2O =>
S + 4 HNO3 = SO2 + 4 NO2 + 2 H2O
PbCO3 = PbO + CO2 =>
PbCO3 = PbO + CO2
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
KMnO4 + C2H5OH = CH3COOH + H2O + MnO2 + KOH =>
4 KMnO4 + 3 C2H5OH = 3 CH3COOH + H2O + 4 MnO2 + 4 KOH
KMnO4 + C2H5OH = KOH + MnO2 + CH3COOH + H2O =>
4 KMnO4 + 3 C2H5OH = 4 KOH + 4 MnO2 + 3 CH3COOH + H2O
KMnO4 + NaOH + C2H5OH = MnO2 + CH3COONa + H2O + KOH =>
4 KMnO4 + 3 NaOH + 3 C2H5OH = 4 MnO2 + 3 CH3COONa + 4 H2O + 4 KOH
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
Mg + HNO3 = Mg(NO3) + H =>
Mg + HNO3 = Mg(NO3) + H
ZnCO3 = Zn + CO3 =>
ZnCO3 = Zn + CO3
Zn + NH4Cl = ZnHCl + NH3 =>
Zn + NH4Cl = ZnHCl + NH3
K2Cr2O7 + H2SO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 H2SO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + 4 H2O
N2 + H{+} + {-} = NH3 =>
N2 + 6 H{+} + 6e = 2 NH3
S2O32{-} + H{+} + {-} = S8 + H2O =>
4 S2O32{-} + 256 H{+} + 252e = S8 + 128 H2O
S2O3{2-} + H{+} + {-} = S8 + H2O =>
4 S2O3{2-} + 24 H{+} + 16e = S8 + 12 H2O
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