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S + Hg1 = HgS
C12H14O5 + O2 = CO2 + H2O =>
C12H14O5 + 13 O2 = 12 CO2 + 7 H2O
KMnO4 + K4[Fe(CN)6] + H2SO4 = MnSO4 + K2SO4 + K3[Fe(CN)6] + H2O =>
KMnO4 + 5 K4[Fe(CN)6] + 4 H2SO4 = MnSO4 + 3 K2SO4 + 5 K3[Fe(CN)6] + 4 H2O
KI + SnSO4 = K4SO4 + SnI4 =>
4 KI + SnSO4 = K4SO4 + SnI4
S2O8{2-} + H2O = SO4{2-} + O2 + H{+} =>
2 S2O8{2-} + 2 H2O = 4 SO4{2-} + O2 + 4 H{+}
CH3CCH + O2 = CO2 + H2O =>
CH3CCH + 4 O2 = 3 CO2 + 2 H2O
Ca(OH)2 + Cu(NO3)2 = Ca(NO3)2 + Cu(OH)2 =>
Ca(OH)2 + Cu(NO3)2 = Ca(NO3)2 + Cu(OH)2
C + I = CI4 =>
C + 4 I = CI4
Pb + LiCl = PbCl2 + Li =>
Pb + 2 LiCl = PbCl2 + 2 Li
BeCl2 + Na2CO3 = BeCO3 + NaCl =>
BeCl2 + Na2CO3 = BeCO3 + 2 NaCl
Na2Cr2O7 + FeCl2 + HCl = CrCl3 + FeCl3 + NaCl + H2O =>
Na2Cr2O7 + 6 FeCl2 + 14 HCl = 2 CrCl3 + 6 FeCl3 + 2 NaCl + 7 H2O
Pb(CO3) = PbO + CO2 =>
Pb(CO3) = PbO + CO2
Fe3C + H2O = Fe(OH)3 + CH4 + H2 =>
2 Fe3C + 18 H2O = 6 Fe(OH)3 + 2 CH4 + 5 H2
Na + Cl2 + H2O + S = Na2SO3 + HCl =>
2 Na + 3 Cl2 + 3 H2O + S = Na2SO3 + 6 HCl
P4 + S2 = P4S10 =>
P4 + 5 S2 = P4S10
Al(s) + MgO(s) = Al2O3(s) + Mg(s) =>
2 Al(s) + 3 MgO(s) = Al2O3(s) + 3 Mg(s)
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
AlN + BaO = AlO + BaN =>
AlN + BaO = AlO + BaN
AgH2O = Ag + H2O =>
AgH2O = Ag + H2O
Fe3O4 + H{+} = Fe{+3} + Fe{+2} + H2O =>
Fe3O4 + 8 H{+} = 2 Fe{+3} + Fe{+2} + 4 H2O
NaOH + KHC8H8O4 = KNaC8H8O4 + H2O =>
NaOH + KHC8H8O4 = KNaC8H8O4 + H2O
Ne2(CO4)3 + Ca(OH)2 = Ne(OH)3 + CaCO4 =>
Ne2(CO4)3 + 3 Ca(OH)2 = 2 Ne(OH)3 + 3 CaCO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mn{2+} + BiO2{-} + H{+} = Bi{2+} + MnO4{-} + H2O =>
Mn{2+} + 5 BiO2{-} + 12 H{+} = 5 Bi{2+} + MnO4{-} + 6 H2O
Fe(s) + CuSO4(aq) = FeSO4(aq) + Cu(s) =>
Fe(s) + CuSO4(aq) = FeSO4(aq) + Cu(s)
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
Na2Cr2O7 + H2SO4 = NaHSO4 + H2O + CrO3 =>
Na2Cr2O7 + 2 H2SO4 = 2 NaHSO4 + H2O + 2 CrO3
HC2H3O2 + CO3 = H2O + CO2 =>
HC2H3O2 + 4 CO3 = 2 H2O + 6 CO2
CS + H2S + Cu = Cu2S + CH4 =>
CS + 2 H2S + 6 Cu = 3 Cu2S + CH4
*C + *2H2 = *CH4 =>
*C + *2H2 = *CH4
HSO3{-} + OCl{-} = HSO4{-} + Cl{-} =>
HSO3{-} + OCl{-} = HSO4{-} + Cl{-}
C6H5Cl + Na = NaCl + C6H5 =>
C6H5Cl + Na = NaCl + C6H5
MnO4{-} + OH{-} = MnO4{-3} + O2 + H2O =>
2 MnO4{-} + 4 OH{-} = 2 MnO4{-3} + O2 + 2 H2O
C7H6O5 + O2 = CO2 + H2O =>
C7H6O5 + 6 O2 = 7 CO2 + 3 H2O
K3PO4 + CH3COOH = CH3COOK + H3PO4 =>
K3PO4 + 3 CH3COOH = 3 CH3COOK + H3PO4
CuCl + Ni = Cu + NiCl =>
CuCl + Ni = Cu + NiCl
NO + Br2 = NOBr =>
2 NO + Br2 = 2 NOBr
CoI3(aq) + Pb(NO3)2(aq) = Co(NO3)3(aq) + PbI2(s) =>
2 CoI3(aq) + 3 Pb(NO3)2(aq) = 2 Co(NO3)3(aq) + 3 PbI2(s)
Na2SO4 + C = CO2 + Na2S =>
Na2SO4 + 2 C = 2 CO2 + Na2S
Cu(NO3)2(aq) + OH(aq) = Cu(OH)2(s) + NO3(aq) =>
Cu(NO3)2(aq) + 2 OH(aq) = Cu(OH)2(s) + 2 NO3(aq)
Fe + S = FeS =>
Fe + S = FeS
TiO2 + Ti = Ti4O7 =>
7 TiO2 + Ti = 2 Ti4O7
H2S + O2 = H2SO4 =>
H2S + 2 O2 = H2SO4
AgNO3(aq) + KI = AgI(s) + KNO3(aq) =>
AgNO3(aq) + KI = AgI(s) + KNO3(aq)
Ag + MgO = AgO + Mg =>
Ag + MgO = AgO + Mg
HI + (NH4)2S(ag) = H2S(g) + NH4I(ag) =>
2 HI + (NH4)2S(ag) = H2S(g) + 2 NH4I(ag)
Cr2(SO3)3 + H2SO4 = Cr2SO4 + H + (SO3)3 =>
Cr2(SO3)3 + H2SO4 = Cr2SO4 + 2 H + (SO3)3
KMnO4 + H2SO4 + H2 = H2O2 + K2SO4 + MnO =>
2 KMnO4 + H2SO4 + 2 H2 = 3 H2O2 + K2SO4 + 2 MnO
KHClO3 = KCl + O2 + H2 =>
2 KHClO3 = 2 KCl + 3 O2 + H2
FeCl2 + NaCN = Fe(CN)2 + NaCl =>
FeCl2 + 2 NaCN = Fe(CN)2 + 2 NaCl
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