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2 KMnO4 = K2 + 2 MnO4
Fe2O4 + CO = Fe + CO2 =>
Fe2O4 + 4 CO = 2 Fe + 4 CO2
CH4 + NaCl = CH3Cl + NaH =>
CH4 + NaCl = CH3Cl + NaH
Na2SO3I + NaIO3 + H2SO4 = Na2SO4 + I2 + H2O =>
10 Na2SO3I + 4 NaIO3 + 2 H2SO4 = 12 Na2SO4 + 7 I2 + 2 H2O
CuCO3 + HCl = CuCl2 + H2O + CO2 =>
CuCO3 + 2 HCl = CuCl2 + H2O + CO2
K2SO3 + Pb(NO3)2 = K2(NO3) + Pb(SO3)2 =>
2 K2SO3 + Pb(NO3)2 = 2 K2(NO3) + Pb(SO3)2
CaCl2 + (NH4)2C2O4 = CaC2O4 + NH4Cl =>
CaCl2 + (NH4)2C2O4 = CaC2O4 + 2 NH4Cl
NO2 + CO = NO + CO2 =>
NO2 + CO = NO + CO2
O + H = H3O =>
O + 3 H = H3O
CaCO3 + H2O2 = CaCO4 + H2O =>
CaCO3 + H2O2 = CaCO4 + H2O
OHH = H2O =>
OHH = H2O
CH3CH2CH2CH2CH2COOH + CH3CH2OH = CH3CH2CH2CH2CH2COCH2CH3 + H2O =>
CH3CH2CH2CH2CH2COOH + 5 CH3CH2OH = 2 CH3CH2CH2CH2CH2COCH2CH3 + 5 H2O
(NH4)2Fe(SO4)2 + Na2WO4 = FeWO4 + NH4NaSO4 =>
(NH4)2Fe(SO4)2 + Na2WO4 = FeWO4 + 2 NH4NaSO4
NO + SO2 = SO3 + N2 =>
2 NO + 2 SO2 = 2 SO3 + N2
NH4Cl + NaBrO + NaOH = N2H4 + NaBr + NaCl + H2O =>
2 NH4Cl + NaBrO + 2 NaOH = N2H4 + NaBr + 2 NaCl + 3 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
SO3 + HF = FSO3H =>
SO3 + HF = FSO3H
HS + H2O2 = S + H2O =>
2 HS + H2O2 = 2 S + 2 H2O
SrSO3 + CH3COOH = Sr(CH3COO)2 + H2O + SO2 =>
SrSO3 + 2 CH3COOH = Sr(CH3COO)2 + H2O + SO2
H2SO4 + Zn(NO3)2 = HNO3 + ZnSO4 =>
H2SO4 + Zn(NO3)2 = 2 HNO3 + ZnSO4
NaClO2 + H2O2 + H2SO4 = ClO2 + Na2SO4 + H2O =>
2 NaClO2 + H2O2 + H2SO4 = 2 ClO2 + Na2SO4 + 2 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
KNO3(aq) = KNO2(aq) + O2(g) =>
2 KNO3(aq) = 2 KNO2(aq) + O2(g)
NaNO2(aq) + HBr(aq) = NaBr(aq) + HNO2(aq) =>
NaNO2(aq) + HBr(aq) = NaBr(aq) + HNO2(aq)
V + Al = VAl =>
V + Al = VAl
HI + HNO3 = HIO3 + NO2 + H2O =>
HI + 6 HNO3 = HIO3 + 6 NO2 + 3 H2O
P2S3 + HIO3 + H2O = H3PO4 + S + HI =>
3 P2S3 + 5 HIO3 + 9 H2O = 6 H3PO4 + 9 S + 5 HI
K2S + H2CO3 = K2CO3 + H2S =>
K2S + H2CO3 = K2CO3 + H2S
Au(PO4) = PO3 + AuO =>
Au(PO4) = PO3 + AuO
RCN + HCl = RCl + HCN =>
RCN + HCl = RCl + HCN
Cu + Cd(NO3)2 = Cd + Cu(NO3) =>
2 Cu + Cd(NO3)2 = Cd + 2 Cu(NO3)
KCl + NaOH = KOH + NaCl =>
KCl + NaOH = KOH + NaCl
NH4(C2H3O2) + NaOH = NH3 + H2O + NaC2H3O2 =>
NH4(C2H3O2) + NaOH = NH3 + H2O + NaC2H3O2
CH3COONa + H2SO4 = CH3COOH + Na2SO4 =>
2 CH3COONa + H2SO4 = 2 CH3COOH + Na2SO4
Ca(HCO3)2 = H2O + CO2 + CaCO3 =>
Ca(HCO3)2 = H2O + CO2 + CaCO3
H2SO4 = SO3 + H2O = O2 =>
H2SO4 = SO3 + H2O
FeSO4 + H2O2 + H2SO4 = H2O + Fe2(SO4)3 =>
2 FeSO4 + H2O2 + H2SO4 = 2 H2O + Fe2(SO4)3
Ca(NO3)2 + H2O(l) = Ca(OH)2 + HNO3 =>
Ca(NO3)2 + 2 H2O(l) = Ca(OH)2 + 2 HNO3
Ba(NO3)2 + (Nh4)2CO3 = BaCO3 + Nh4NO3 =>
Ba(NO3)2 + (Nh4)2CO3 = BaCO3 + 2 Nh4NO3
Mg + H2CO3 = MgCO3 + H2 =>
Mg + H2CO3 = MgCO3 + H2
NaCl + CoCl2 = NaCo + ClCl2 =>
NaCl + CoCl2 = NaCo + ClCl2
CH3CONH2 + CH3CH2OH = CH3COOH + CH3CH2NH2 =>
CH3CONH2 + CH3CH2OH = CH3COOH + CH3CH2NH2
Mg(s) + HCl9(aq) = MgCl2(aq) + H2(g) =>
9 Mg(s) + 2 HCl9(aq) = 9 MgCl2(aq) + H2(g)
NaOH + PbCl2 = Pb(OH)2 + NaCl =>
2 NaOH + PbCl2 = Pb(OH)2 + 2 NaCl
Na(SO2) + Ni(NO3)2 = Na(NO3)2 + Ni(SO2) =>
Na(SO2) + Ni(NO3)2 = Na(NO3)2 + Ni(SO2)
CaCl + Ag(NO3) = AgCl + Ca(NO3) =>
CaCl + Ag(NO3) = AgCl + Ca(NO3)
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
Yb + HCl = YbCl2 + H2 =>
Yb + 2 HCl = YbCl2 + H2
Cu + K4Fe(CN)6 = Cu2Fe(CN)6 + K =>
2 Cu + K4Fe(CN)6 = Cu2Fe(CN)6 + 4 K
Fe3 + H2O = Fe2O3 + H =>
2 Fe3 + 9 H2O = 3 Fe2O3 + 18 H
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