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(CN)2 + 4 H2O = H2C2O4 + 2 NH3
Co2(SO4)3 + KOH = Co(OH)3 + K2(SO4) =>
Co2(SO4)3 + 6 KOH = 2 Co(OH)3 + 3 K2(SO4)
H3AsO4 + Al + H{+} = AsH3 + Al{3+} + H2O =>
3 H3AsO4 + 8 Al + 24 H{+} = 3 AsH3 + 8 Al{3+} + 12 H2O
MnO4{-} + SO2 = Mn + SO4{-}2 + Mn{2+} =>
2 MnO4{-} + 4 SO2 = Mn + 4 SO4{-}2 + Mn{2+}
Na2S + H2S = NaSH =>
Na2S + H2S = 2 NaSH
Cu(OH)2 + NH3 = Cu(NH3)4(OH)2 =>
Cu(OH)2 + 4 NH3 = Cu(NH3)4(OH)2
I2 + Na2SO3 + H2O = NaI + H2SO4 =>
I2 + Na2SO3 + H2O = 2 NaI + H2SO4
KOH + NH4F*HF = KF*HF + H2O + NH3 =>
KOH + NH4F*HF = KF*HF + H2O + NH3
Na2SnS3 + HCl = S + NaCl + SnCl2 + H2S =>
Na2SnS3 + 4 HCl = S + 2 NaCl + SnCl2 + 2 H2S
FeBr2 + H2O = Fe(OH)2 + Br2 + H2 =>
FeBr2 + 2 H2O = Fe(OH)2 + Br2 + H2
K2CrO4 + H2S + H2O = Cr(OH)3 + KOH + S =>
2 K2CrO4 + 3 H2S + 2 H2O = 2 Cr(OH)3 + 4 KOH + 3 S
XCH3CONHC6H4OH + XCH3(CH2)3I + XNaOH = XC12H17NO2 + XNaI + XH2O =>
XCH3CONHC6H4OH + XCH3(CH2)3I + XNaOH = XC12H17NO2 + XNaI + XH2O
Mg2Fe2Al4Si5O18 = [MgFe]2Al4Si5O18 =>
Mg2Fe2Al4Si5O18 = [MgFe]2Al4Si5O18
C3H4 + O2 = CO + H2O =>
2 C3H4 + 5 O2 = 6 CO + 4 H2O
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
Al + SO2 = Al2(SO2)3 =>
2 Al + 3 SO2 = Al2(SO2)3
Na2S + H2S = NaHS =>
Na2S + H2S = 2 NaHS
Ca + I = Ca(I)2 =>
Ca + 2 I = Ca(I)2
HCCH + KMnO4 + H2O = HOCCOH + MnO2 + KOH =>
3 HCCH + 4 KMnO4 + 2 H2O = 3 HOCCOH + 4 MnO2 + 4 KOH
SCl2 + C2H4 = S(CH2CH2Cl)2 =>
SCl2 + 2 C2H4 = S(CH2CH2Cl)2
Ni(NO3)2 + Na2CO3(aq) = NiCO3 + NaNO3 =>
Ni(NO3)2 + Na2CO3(aq) = NiCO3 + 2 NaNO3
Hg{2+} + OH{-} = HgO + H2O =>
Hg{2+} + 2 OH{-} = HgO + H2O
Na2CrO4 + CaCl = NaCl + Ca2CrO4 =>
Na2CrO4 + 2 CaCl = 2 NaCl + Ca2CrO4
PbS + HCl + HNO3 = PbCl2 + NO + H2O + H2SO4 =>
3 PbS + 6 HCl + 8 HNO3 = 3 PbCl2 + 8 NO + 4 H2O + 3 H2SO4
Cu(OH)2 + NH3 = [Cu(NH3)4](OH)2 =>
Cu(OH)2 + 4 NH3 = [Cu(NH3)4](OH)2
Al + SO2 = Al2O3 + S =>
4 Al + 3 SO2 = 2 Al2O3 + 3 S
HCOH + NaOH = NaCOH + H2O =>
HCOH + NaOH = NaCOH + H2O
CH3CH2CH2OH + H2O = CH3CH2CH2O + H3O =>
CH3CH2CH2OH + H2O = CH3CH2CH2O + H3O
Si(OH)4 = (OSi(OH)2)4 + H2O =>
4 Si(OH)4 = (OSi(OH)2)4 + 4 H2O
Al + H2O = Al2O3 + H2 =>
2 Al + 3 H2O = Al2O3 + 3 H2
SbCl3 + NaOH = Na[Sb(OH)4] + NaCl =>
SbCl3 + 4 NaOH = Na[Sb(OH)4] + 3 NaCl
C2H6O + KMnO4 + H2SO4 = C2H4O + K2SO4 + MnSO4 + H2O =>
5 C2H6O + 2 KMnO4 + 3 H2SO4 = 5 C2H4O + K2SO4 + 2 MnSO4 + 8 H2O
KBr(aq) + Pb(NO3)2(aq) = KNO3 + PbBr2 =>
2 KBr(aq) + Pb(NO3)2(aq) = 2 KNO3 + PbBr2
AgNO3 + C2H5NS = NSNO3 + AgC2H5 =>
AgNO3 + C2H5NS = NSNO3 + AgC2H5
Ni(NO3)2(aq) + Na2CO3 = NiCO3 + NaNO3 =>
Ni(NO3)2(aq) + Na2CO3 = NiCO3 + 2 NaNO3
NaO2 + H2O = NaOH + O2 =>
4 NaO2 + 2 H2O = 4 NaOH + 3 O2
CH3CH2(OH)CH3 + K2Cr2O7 + HCl = CH3C(O)CH3 + KCl + CrCl3 + H2O =>
2 CH3CH2(OH)CH3 + K2Cr2O7 + 8 HCl = 2 CH3C(O)CH3 + 2 KCl + 2 CrCl3 + 7 H2O
C3H8O(s) + O2(g) = CO2(g) + H2O(l) =>
2 C3H8O(s) + 9 O2(g) = 6 CO2(g) + 8 H2O(l)
Cu + Br2 = CuBr2 =>
Cu + Br2 = CuBr2
Pb4 + Cl = PbCl4 =>
Pb4 + 16 Cl = 4 PbCl4
C2H5(l) + O2(g) = CO2(g) + H2O(g) =>
4 C2H5(l) + 13 O2(g) = 8 CO2(g) + 10 H2O(g)
ClO + I{-} + H{+} = Cl + I2 + H2O =>
ClO + 2 I{-} + 2 H{+} = Cl + I2 + H2O
KJ + KMnO4 + HSO4 = J2 + K2SO4 + MnSO4 + H2O =>
26 KJ + 2 KMnO4 + 16 HSO4 = 13 J2 + 14 K2SO4 + 2 MnSO4 + 8 H2O
C3H4 + O2 = CO2 + H2O3 =>
C3H4 + 6 O2 = 3 CO2 + 2 H2O3
Ca(C2H3O2)2 + NaHCO3 = Ca(HCO3)2 + NaC2H3O2 =>
Ca(C2H3O2)2 + 2 NaHCO3 = Ca(HCO3)2 + 2 NaC2H3O2
CH3Cl + HCl = CH4 + Cl =>
CH3Cl + HCl = CH4 + 2 Cl
KMnO4 + H2SO4 + C2H6O = MnSO4 + K2SO4 + H2O + CO2 =>
12 KMnO4 + 18 H2SO4 + 5 C2H6O = 12 MnSO4 + 6 K2SO4 + 33 H2O + 10 CO2
Ni{2+} + Cu = Ni + Cu{2+} =>
Ni{2+} + Cu = Ni + Cu{2+}
Be + C = Be2C =>
2 Be + C = Be2C
Co + Pb{2+} = Co{2+} + Pb =>
Co + Pb{2+} = Co{2+} + Pb
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