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Sn{2+} + Fe = Sn + Fe{2+}
KBrO3 + I2 = KIO3 + Br2 =>
2 KBrO3 + I2 = 2 KIO3 + Br2
P2O3(s) + KOH(aq) = H2O(aq) + K2HPO3(l) =>
P2O3(s) + 4 KOH(aq) = H2O(aq) + 2 K2HPO3(l)
CoCl2 + NH3 + NH4Cl + H2O2 = [Co(NH3)5H2O]Cl3 =>
2 CoCl2 + 8 NH3 + 2 NH4Cl + H2O2 = 2[Co(NH3)5H2O]Cl3
C8H8 + KMnO4 + H2SO4 = C7H6O2 + CO2K2SO4 + MnSO4 + H2O =>
C8H8 + 2 KMnO4 + 3 H2SO4 = C7H6O2 + CO2K2SO4 + 2 MnSO4 + 4 H2O
CaSO4*2H2O + Al = CaO + Al2S3 + Al2O3 + H2 =>
3 CaSO4*2H2O + 12 Al = 3 CaO + Al2S3 + 5 Al2O3 + 6 H2
[Cu(OH)]2SO4 + NH3*H2O = [Cu(NH3)4](OH)2 + H2O + (NH4)2SO4 =>
[Cu(OH)]2SO4 + 10 NH3*H2O = 2[Cu(NH3)4](OH)2 + 8 H2O + (NH4)2SO4
FeCl2 + HNO3 = Fe(NO3)3 + HCl + NO2 + H2O =>
FeCl2 + 4 HNO3 = Fe(NO3)3 + 2 HCl + NO2 + H2O
Pb(NO3)2 + NaOH = Pb(OH)2 + NaNO3 =>
Pb(NO3)2 + 2 NaOH = Pb(OH)2 + 2 NaNO3
Zn(s)Cu(No3)2(aq) = Zn(No3)2(aq)Cu(s) =>
Zn(s)Cu(No3)2(aq) = Zn(No3)2(aq)Cu(s)
Cu(OH)2 + KOH = K2(Cu(OH)4) =>
Cu(OH)2 + 2 KOH = K2(Cu(OH)4)
NaC5H3N4O3 + Ca = CaC5H3N4O3 + Na =>
NaC5H3N4O3 + Ca = CaC5H3N4O3 + Na
Fe3S4 + O = Fe2O3 + SO2 =>
2 Fe3S4 + 25 O = 3 Fe2O3 + 8 SO2
Cu + HHSOOOO = CuSOOOO + SOO + HHO =>
Cu + 2 HHSOOOO = CuSOOOO + SOO + 2 HHO
IrCl3 + NaOH = Ir2O3 + HClNaCl =>
2 IrCl3 + 3 NaOH = Ir2O3 + 3 HClNaCl
K2Cr2O7 + H2SO4 + CrCl2 = K2SO4 + Cr2(SO4)3 + H2O + CrCl3 =>
K2Cr2O7 + 7 H2SO4 + 6 CrCl2 = K2SO4 + 2 Cr2(SO4)3 + 7 H2O + 4 CrCl3
Al + H{+} = Al3{+} + H2 =>
6 Al + 2 H{+} = 2 Al3{+} + H2
NaHCO3 + CH3CH(OH)COOH = CO2 + H2O + CH3CH(ONa)COONa =>
2 NaHCO3 + CH3CH(OH)COOH = 2 CO2 + 2 H2O + CH3CH(ONa)COONa
Pb(s) + AgNO3(aq) = Ag(s) + Pb(NO3)2(aq) =>
Pb(s) + 2 AgNO3(aq) = 2 Ag(s) + Pb(NO3)2(aq)
PO4{3-} + H{+} + e = PO3{2-} + H2O =>
PO4{3-} + 2 H{+} + e = PO3{2-} + H2O
HC6H7O7 + CaCO3 = Ca3(C6H5O7)2 + CO2 + H2O =>
2 HC6H7O7 + 3 CaCO3 = Ca3(C6H5O7)2 + 3 CO2 + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
NaNO3 + MgS = Na2S + Mg(NO3)2 =>
2 NaNO3 + MgS = Na2S + Mg(NO3)2
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
AgNO3 + HONH2HCl = AgCl + HNO3 + NH2OH =>
AgNO3 + HONH2HCl = AgCl + HNO3 + NH2OH
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
S + O2 + Cl2 = SO2Cl2 =>
S + O2 + Cl2 = SO2Cl2
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Li(OH) + H2N2O4 = H2O + Li2N2O4 =>
2 Li(OH) + H2N2O4 = 2 H2O + Li2N2O4
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
NH3(g) + CO(g) = HCN(l) + H2O =>
NH3(g) + CO(g) = HCN(l) + H2O
FeCr2O7 + Na2CO3 + O2 = Na2CrO4 + Fe2O3 + CO2 =>
4 FeCr2O7 + 8 Na2CO3 + O2 = 8 Na2CrO4 + 2 Fe2O3 + 8 CO2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
C2H6O + H2SO4 = C2H4 + H2SO4*H2O =>
C2H6O + H2SO4 = C2H4 + H2SO4*H2O
Na2S + Hg(NO3)2 = Hg2S + Na(NO3)2 =>
Na2S + 2 Hg(NO3)2 = Hg2S + 2 Na(NO3)2
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
KI + K2Cr2O7 + H2O = KOH + I2 + Cr(OH)3 =>
6 KI + K2Cr2O7 + 7 H2O = 8 KOH + 3 I2 + 2 Cr(OH)3
MnO4({-}) + H2S = MnO2({-}) + S8 + H2O =>
4 MnO4({-}) + 8 H2S = 4 MnO2({-}) + S8 + 8 H2O
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