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3 SO3{2-} + 2 CrO4{2-} + 5 H2O = 3 SO4{2-} + 2 Cr(OH)3 + 4 OH{-}
AgNO3 + NaOH = NaNO3 + Ag2O + H2O =>
2 AgNO3 + 2 NaOH = 2 NaNO3 + Ag2O + H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
C6H5CO2H + NaOH = C6H5CO2Na + H2O =>
C6H5CO2H + NaOH = C6H5CO2Na + H2O
C21H30O5 = C2H4O + C6H12O6 + C8H8 =>
6 C21H30O5 = 24 C2H4O + C6H12O6 + 9 C8H8
PbCO3 = CO2 + PbO =>
PbCO3 = CO2 + PbO
CO2 + H2O + LiCl = Li2CO3 + HCl =>
CO2 + H2O + 2 LiCl = Li2CO3 + 2 HCl
Ni(NH3)6 + H = Ni + NH4 =>
Ni(NH3)6 + 6 H = Ni + 6 NH4
iron + copper(II)chloride = iron(II)chloride + copper =>
Fe + CuCl2 = FeCl2 + Cu
CH2(COOH)2 + MnSO4 = CH2SO4 + Mn(COOH)2 =>
CH2(COOH)2 + MnSO4 = CH2SO4 + Mn(COOH)2
Cr2O7{2-} + C2H3OCl + H{+} = Cr{3+} + CO2 + Cl2 + H2O =>
3 Cr2O7{2-} + 2 C2H3OCl + 24 H{+} = 6 Cr{3+} + 4 CO2 + Cl2 + 15 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Al2(SO4)3(aq) + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3(aq) + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
MnO(OH) + O2 = MnO2 + H2O =>
4 MnO(OH) + O2 = 4 MnO2 + 2 H2O
SO2 + KOH = SOH + KO2 =>
SO2 + KOH = SOH + KO2
CuCl + AgNO3 + NaAlO2 + NiO + NaOH + H2O2 = Cu75Ag25Al75Ni25O200 + NaCl + NaNO3 + H2O =>
150 CuCl + 50 AgNO3 + 150 NaAlO2 + 50 NiO + 50 NaOH + 25 H2O2 = 2 Cu75Ag25Al75Ni25O200 + 150 NaCl + 50 NaNO3 + 50 H2O
NaCl + Ag3N = AgCl + Na3N =>
3 NaCl + Ag3N = 3 AgCl + Na3N
H2S + HClO4 = HCl + SO2 + H2O =>
4 H2S + 3 HClO4 = 3 HCl + 4 SO2 + 4 H2O
CO2 + KOH = K2CO3 + H2O =>
CO2 + 2 KOH = K2CO3 + H2O
C3H5N3O9 = CO2 + H2O + N2 + O2 =>
4 C3H5N3O9 = 12 CO2 + 10 H2O + 6 N2 + O2
CH3COONa + HNO3 = NaNO3 + CH3COOH =>
CH3COONa + HNO3 = NaNO3 + CH3COOH
Fe(OH)3 + NaOH = Na3FeO3 + H2O =>
Fe(OH)3 + 3 NaOH = Na3FeO3 + 3 H2O
Ca + Zn(SO4) = Ca(SO4) + Zn =>
Ca + Zn(SO4) = Ca(SO4) + Zn
K2S + NiBr2 = KBr + NiS =>
K2S + NiBr2 = 2 KBr + NiS
AgClO3(aq) + (NH4)2CrO4(aq) = AgCrO4(s) + (NH4)2ClO3(aq) =>
AgClO3(aq) + (NH4)2CrO4(aq) = AgCrO4(s) + (NH4)2ClO3(aq)
Water = oxygen + hydrogen =>
2 H2O = O2 + 2 H2
Fe2(SO4)3 + NaOH = Fe2(OH)3 + NaSO4 =>
Fe2(SO4)3 + 3 NaOH = Fe2(OH)3 + 3 NaSO4
HCHO + [Al(NH3)2]OH = HCOONH4 + Al + NH3 + H2O =>
HCHO + 2[Al(NH3)2]OH = HCOONH4 + 2 Al + 3 NH3 + H2O
C6H8O7 + NaHCO3 = H2O + CO2 + NaC2H3O2 =>
4 C6H8O7 + 9 NaHCO3 = 7 H2O + 15 CO2 + 9 NaC2H3O2
Fe + S = FeS =>
Fe + S = FeS
FeCuSO4 = FeSO4Cu =>
FeCuSO4 = FeSO4Cu
Fe2O3(s) + Zn = ZnO(s) + Fe(s) =>
Fe2O3(s) + 3 Zn = 3 ZnO(s) + 2 Fe(s)
KBr + AgNO3 = AgBr + KNO3 =>
KBr + AgNO3 = AgBr + KNO3
CrO5 + H2SO4 + KI = I2 + Cr2(SO4)3 + K2SO4 + H2O =>
2 CrO5 + 10 H2SO4 + 14 KI = 7 I2 + Cr2(SO4)3 + 7 K2SO4 + 10 H2O
I + KBr = K + BrI =>
I + KBr = K + BrI
Na2CO3 + HCN = NaCN + NaHCO3 =>
Na2CO3 + HCN = NaCN + NaHCO3
CH(g) + O(g) = CO(g) + H2O =>
2 CH(g) + 3 O(g) = 2 CO(g) + H2O
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
PbN2 + KI = PbI2 + KN =>
PbN2 + 2 KI = PbI2 + 2 KN
Cu + As = Cu3As =>
3 Cu + As = Cu3As
Fe + H2SO3 + H2O = FeSO4 + H =>
Fe + H2SO3 + H2O = FeSO4 + 4 H
PbO2 + MoS2 + HNO3 = PbSO4 + H2MoO4 + Pb(NO3)2 + H2O =>
9 PbO2 + MoS2 + 14 HNO3 = 2 PbSO4 + H2MoO4 + 7 Pb(NO3)2 + 6 H2O
H2S + HClO4 = HCl + SO2 + H2O =>
4 H2S + 3 HClO4 = 3 HCl + 4 SO2 + 4 H2O
CuI + H2O = Cu2O + HI =>
2 CuI + H2O = Cu2O + 2 HI
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe(NH4)2(SO4)2(H2O)6 + H2C2O4 + K2C2O4 + H2O2 = K12Fe4(C2O4)12(H2O)26 + (NH4)2SO4 + H2SO4 + H2O =>
4 Fe(NH4)2(SO4)2(H2O)6 + 6 H2C2O4 + 6 K2C2O4 + 2 H2O2 = K12Fe4(C2O4)12(H2O)26 + 4(NH4)2SO4 + 4 H2SO4 + 2 H2O
(NH4)2S + K2Cr2O7 + H2O = S + Cr(OH)3 + KOH + NH3 =>
3(NH4)2S + K2Cr2O7 + H2O = 3 S + 2 Cr(OH)3 + 2 KOH + 6 NH3
KHP + HCl = H2P + KCl =>
KHP + HCl = H2P + KCl
CuO + Na = Na2O + Cu =>
CuO + 2 Na = Na2O + Cu
H2O = H2O2 + H{+} + e =>
2 H2O = H2O2 + 2 H{+} + 2e
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