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3 I2 + 20 H2SO4 + 5 K2Cr2O7 = 5 K2SO4 + 5 Cr2(SO4)3 + 6 HIO3 + 17 H2O
SnSO4 + I2 + H2SO4 = Sn(SO4)2 + HI =>
SnSO4 + I2 + H2SO4 = Sn(SO4)2 + 2 HI
Ca(OH)2 + Na2S2O3 = CaS2O3 + NaOH =>
Ca(OH)2 + Na2S2O3 = CaS2O3 + 2 NaOH
CH3COOH + H2SO4 = (CH3COO)2SO4 + H3 =>
6 CH3COOH + 3 H2SO4 = 3(CH3COO)2SO4 + 4 H3
NaHCO3 + C6H6O6 = Na3C6H5O6 + H2O + CO2 =>
27 NaHCO3 + 10 C6H6O6 = 9 Na3C6H5O6 + 21 H2O + 33 CO2
PbS + Na2SO3 = Pb + Na2S + SO2 =>
3 PbS + 2 Na2SO3 = 3 Pb + 2 Na2S + 3 SO2
K2SO4 + PBI2 = PBSO4 + KI =>
K2SO4 + PBI2 = PBSO4 + 2 KI
Cr2(SO4)3 + NaOH = Na3(Cr(OH)6) + Na2SO4 =>
Cr2(SO4)3 + 12 NaOH = 2 Na3(Cr(OH)6) + 3 Na2SO4
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
CrO + H2O = CrO2 + H =>
CrO + H2O = CrO2 + 2 H
C18H12O6 + O2 = CO2 + H2O =>
C18H12O6 + 18 O2 = 18 CO2 + 6 H2O
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
CO(NH2)2 + HNO3 + H2O = NH4NO3 + CO2 =>
CO(NH2)2 + 2 HNO3 + H2O = 2 NH4NO3 + CO2
K{+} + HClO4 = KClO4 + H{+} =>
K{+} + HClO4 = KClO4 + H{+}
Br2 + KI = KBr + I =>
Br2 + 2 KI = 2 KBr + 2 I
CH3NO2 + HNO3 = CO2 + H2O + N2 =>
5 CH3NO2 + 3 HNO3 = 5 CO2 + 9 H2O + 4 N2
NaOH + H2O = Na(OH)2 + H2 =>
2 NaOH + 2 H2O = 2 Na(OH)2 + H2
BrO3{-} + AsO2{-} + H2O = Br{-} + AsO4{-3} + H{+} =>
BrO3{-} + 3 AsO2{-} + 3 H2O = Br{-} + 3 AsO4{-3} + 6 H{+}
C7H6O2 + K2CO3 = C7H5KO2 + CO2 + H2O =>
2 C7H6O2 + K2CO3 = 2 C7H5KO2 + CO2 + H2O
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
SnCl4 + Na2S = SnS + Na2Cl4 =>
SnCl4 + Na2S = SnS + Na2Cl4
H2O + CaO = Ca(OH)2 =>
H2O + CaO = Ca(OH)2
CH3NO2 + HNO3 = CO2 + H2O + N2 =>
5 CH3NO2 + 3 HNO3 = 5 CO2 + 9 H2O + 4 N2
HBrLi(OH) = H2OLiBr =>
HBrLi(OH) = H2OLiBr
H2SO4 + Na(OH) = Na2(SO4) + H2O =>
H2SO4 + 2 Na(OH) = Na2(SO4) + 2 H2O
SnSO4 + I2 + H2SO4 = Sn(SO4)2 + HI =>
SnSO4 + I2 + H2SO4 = Sn(SO4)2 + 2 HI
Ca + Fr(NO3)3 = Fr + Ca(NO3)3 =>
Ca + Fr(NO3)3 = Fr + Ca(NO3)3
CrSO4 + Sr(OH)2 = Cr(OH)2 + SrSO4 =>
CrSO4 + Sr(OH)2 = Cr(OH)2 + SrSO4
As + Ca(OH)2 = As(OH)3 + Ca =>
2 As + 3 Ca(OH)2 = 2 As(OH)3 + 3 Ca
K2(s) + Cl2(g) = KCl(s) =>
K2(s) + Cl2(g) = 2 KCl(s)
AgNo3 + PbCl2 = AgCl + Pb(No3)2 =>
2 AgNo3 + PbCl2 = 2 AgCl + Pb(No3)2
Na2CO3 + AlCl2 = AlCO3 + NaCl =>
Na2CO3 + AlCl2 = AlCO3 + 2 NaCl
[Cu(NH3)4]I2 + H2SO4 = (NH4)2SO4 + NH4I + CuSO4 =>
[Cu(NH3)4]I2 + 2 H2SO4 = (NH4)2SO4 + 2 NH4I + CuSO4
FeCl3 + H2 = HCl + FeCl2 =>
2 FeCl3 + H2 = 2 HCl + 2 FeCl2
NaHCO3(aq) + CaCl2(aq) = NaCl + CaCO3 + H2O + CO2 =>
2 NaHCO3(aq) + CaCl2(aq) = 2 NaCl + CaCO3 + H2O + CO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Fe + CuSO4*5H2O = Fe(SO4)3 + Cu + H2O =>
Fe + 3 CuSO4*5H2O = Fe(SO4)3 + 3 Cu + 15 H2O
Na2SiO3 + Mg(NO3)2 = NaNO3 + MgSiO3 =>
Na2SiO3 + Mg(NO3)2 = 2 NaNO3 + MgSiO3
F2 + NaHO = NaF + O2 + H2O =>
2 F2 + 4 NaHO = 4 NaF + O2 + 2 H2O
C6H12O6 + NaOH = C6H11O6Na + H2O =>
C6H12O6 + NaOH = C6H11O6Na + H2O
BaCO3{-} + H2SO4 = H2CO3 + BaSO4{-} =>
BaCO3{-} + H2SO4 = H2CO3 + BaSO4{-}
FeCl3 + H2 = HCl + FeCl2 =>
2 FeCl3 + H2 = 2 HCl + 2 FeCl2
H + MnCl2 = HCl + Mn =>
2 H + MnCl2 = 2 HCl + Mn
Al(OH)3 + HCl = (AlOH)Cl2 + H2O =>
Al(OH)3 + 2 HCl = (AlOH)Cl2 + 2 H2O
Mg + SO2 = MgSO4 + MgS =>
2 Mg + 2 SO2 = MgSO4 + MgS
Al4Cl3 + H2O = Al4Cl3OH + H =>
Al4Cl3 + H2O = Al4Cl3OH + H
C3H5(NO3)3 = CO2(g) + H2O(l) + N2(g) + O2 =>
4 C3H5(NO3)3 = 12 CO2(g) + 10 H2O(l) + 6 N2(g) + O2
N2O3 + KOH = H2O + KNO2 =>
N2O3 + 2 KOH = H2O + 2 KNO2
FeCl + Al = AlCl + Fe =>
FeCl + Al = AlCl + Fe
Sr(OH)2 + K2S = KOH + SrS =>
Sr(OH)2 + K2S = 2 KOH + SrS
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