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C6H5OH + 3 Br2 = C6H2OH(Br)3 + 3 HBr
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
W2O3 = W + O2 =>
2 W2O3 = 4 W + 3 O2
Au2S3 + H = Au + H2S =>
Au2S3 + 6 H = 2 Au + 3 H2S
SO2 + O = SO4 =>
SO2 + 2 O = SO4
Na2[Cu(OH)4] + HCl = NaCl + CuCl2 + H2O =>
Na2[Cu(OH)4] + 4 HCl = 2 NaCl + CuCl2 + 4 H2O
SO2 + O = SO4 =>
SO2 + 2 O = SO4
Zn + HNO3 = Zn(NO3) + NH4(NO3) + H2O2 =>
10 Zn + 14 HNO3 = 10 Zn(NO3) + 2 NH4(NO3) + 3 H2O2
SO2 + O = SO4 =>
SO2 + 2 O = SO4
S + NaBr = Br + Na2S =>
S + 2 NaBr = 2 Br + Na2S
BaO2 + KI + HCl = KCl + BaCl2 + H2O + I2 =>
BaO2 + 2 KI + 4 HCl = 2 KCl + BaCl2 + 2 H2O + I2
SO2 + O = SO4 =>
SO2 + 2 O = SO4
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
SO2 + O = SO3 =>
SO2 + O = SO3
C8H8O + Ag(NH3)2OH = Ag + C7H5COONH4 + H2O + NH3 =>
C8H8O + 4 Ag(NH3)2OH = 4 Ag + C7H5COONH4 + 3 H2O + 7 NH3
Fe2(SO4)3 + NaOH = Fe(OH)3 + Na2SO4 =>
Fe2(SO4)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
Na2C2O4 + CoCl2 = Co2(C2O4)2 + NaCl =>
2 Na2C2O4 + 2 CoCl2 = Co2(C2O4)2 + 4 NaCl
CO2 + C = CO =>
CO2 + C = 2 CO
SO2 + O = SO4 =>
SO2 + 2 O = SO4
AgNO2 + Fe = Fe(NO2)2 + Ag =>
2 AgNO2 + Fe = Fe(NO2)2 + 2 Ag
Gd2O3 + Fe2O3 = GdFeO3 =>
Gd2O3 + Fe2O3 = 2 GdFeO3
SO2 + O = SO4 =>
SO2 + 2 O = SO4
SrSO4Ba(OH)2 = BaSO4Sr(OH)2 =>
SrSO4Ba(OH)2 = BaSO4Sr(OH)2
Al2O3 + HCIO4 = Al(CIO4)3 + H2O =>
Al2O3 + 6 HCIO4 = 2 Al(CIO4)3 + 3 H2O
CaO + C = CaC2 + CO2 =>
2 CaO + 5 C = 2 CaC2 + CO2
KNO3 + (NH4)2CrO4 = K2CrO4 + NH4NO3 =>
2 KNO3 + (NH4)2CrO4 = K2CrO4 + 2 NH4NO3
K2Cr2O7 + Na2CO3 = K2CO3 + Na2Cr2O7 =>
K2Cr2O7 + Na2CO3 = K2CO3 + Na2Cr2O7
FeSO4 + Mg = Fe + MgSO4 =>
FeSO4 + Mg = Fe + MgSO4
NaOH + Cl20 = NaCl + NaClO + H2O =>
20 NaOH + Cl20 = 10 NaCl + 10 NaClO + 10 H2O
NaOH + HCl = sodiumchloride + water =>
NaOH + HCl = NaCl + H2O
BaO + Mg = Ba + MgO =>
BaO + Mg = Ba + MgO
KBr + AgNO3 = KNO3 + AgBr =>
KBr + AgNO3 = KNO3 + AgBr
FeC2O4*2H2O + H2C2O4 + H2O2 + K2C2O4 = K3[Fe(C2O4)3]*3H2O =>
2 FeC2O4*2H2O + H2C2O4 + H2O2 + 3 K2C2O4 = 2 K3[Fe(C2O4)3]*3H2O
NaClAg = NaAgCl =>
NaClAg = NaAgCl
Cr + Pb(NO3)2 = Cr(NO3)3 + Pb =>
2 Cr + 3 Pb(NO3)2 = 2 Cr(NO3)3 + 3 Pb
XeO3 + KI + H2SO4 = Xe + I2 + K2SO4 + H2O =>
XeO3 + 6 KI + 3 H2SO4 = Xe + 3 I2 + 3 K2SO4 + 3 H2O
P2O3 + Br2 + H2O = HBr + H3PO4 =>
P2O3 + 2 Br2 + 5 H2O = 4 HBr + 2 H3PO4
NH4Fe(SO4)2 + KOH = NH3 + Fe(OH)3 + K2SO4 + H2O =>
NH4Fe(SO4)2 + 4 KOH = NH3 + Fe(OH)3 + 2 K2SO4 + H2O
SiH4 + N2H2 = Si3N4 + H2 =>
3 SiH4 + 2 N2H2 = Si3N4 + 8 H2
C2H5OH + K2Cr2O7 + HNO3 = CH3COOH + Cr(NO3)3 + KNO3 + H2O =>
3 C2H5OH + 2 K2Cr2O7 + 16 HNO3 = 3 CH3COOH + 4 Cr(NO3)3 + 4 KNO3 + 11 H2O
MgOCr2O3 = MgCr2O4 =>
MgOCr2O3 = MgCr2O4
Cr + H2SO4 = Cr2(SO4)3 + H2S + H2O =>
8 Cr + 15 H2SO4 = 4 Cr2(SO4)3 + 3 H2S + 12 H2O
Na2SO4(aq) + SrCl2(aq) = SrSO4(s) + NaCl(aq) =>
Na2SO4(aq) + SrCl2(aq) = SrSO4(s) + 2 NaCl(aq)
Sb + I2 = SbI3 =>
2 Sb + 3 I2 = 2 SbI3
H12CuN4 + H2SO4 = CuSO4 + (NH4)2SO4 + H2 =>
H12CuN4 + 3 H2SO4 = CuSO4 + 2(NH4)2SO4 + H2
HSO3{-} + H2O = H3O{+} + SO3{-2}2{-} =>
HSO3{-} + H2O = H3O{+} + SO3{-2}2{-}
Fe(CO)3 + O2 = Fe2O3 + CO2 =>
4 Fe(CO)3 + 9 O2 = 2 Fe2O3 + 12 CO2
Fe203 + CO = C + FeO =>
Fe203 + 203 CO = 203 C + 203 FeO
KI + BaO = K2O + BaI2 =>
2 KI + BaO = K2O + BaI2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
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