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Fe3O4 + 4 H2S = Fe3S4 + 4 H2O
SiC + KOH + O2 = K2SiO3 + K2CO3 + H2O =>
SiC + 4 KOH + 2 O2 = K2SiO3 + K2CO3 + 2 H2O
Mg3P2 + Li = Li3P + Mg =>
Mg3P2 + 6 Li = 2 Li3P + 3 Mg
Tc + F2 = TcF7 =>
2 Tc + 7 F2 = 2 TcF7
Ni(OH)2 + NH4OH = [Ni(NH3)4](OH)2 + H2O =>
Ni(OH)2 + 4 NH4OH = [Ni(NH3)4](OH)2 + 4 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
(NH4)2CO3 + H2 = NH3 + CH4 + H2O =>
(NH4)2CO3 + 4 H2 = 2 NH3 + CH4 + 3 H2O
Cu(NO3)2 + NaHCO3 = NaNO3 + CuCO3 + CO2 + H2O =>
Cu(NO3)2 + 2 NaHCO3 = 2 NaNO3 + CuCO3 + CO2 + H2O
N2H4 + HClO3 = NO + HCl + H2O =>
3 N2H4 + 4 HClO3 = 6 NO + 4 HCl + 6 H2O
CO2 + H2SO4 = COSO4 + H2O =>
CO2 + H2SO4 = COSO4 + H2O
Fl2 + H2O = HFl + O3 =>
3 Fl2 + 3 H2O = 6 HFl + O3
NaOH + Zn = Na2ZnO2 + H2 =>
2 NaOH + Zn = Na2ZnO2 + H2
HS2 = H + S2 =>
HS2 = H + S2
CO2 + H2O + SO3 = C6H6S + O2 =>
6 CO2 + 3 H2O + SO3 = C6H6S + 9 O2
SOBr2 + H2O = SO2 + HBr =>
SOBr2 + H2O = SO2 + 2 HBr
KMnO4(aq) + H2SO4(aq) + NaNO2(aq) = NaNO3 + MnSO4 + K2SO4 + H2O =>
2 KMnO4(aq) + 3 H2SO4(aq) + 5 NaNO2(aq) = 5 NaNO3 + 2 MnSO4 + K2SO4 + 3 H2O
Cu2SO4 + K2CrO4 = Cu2CrO4 + K2SO4 =>
Cu2SO4 + K2CrO4 = Cu2CrO4 + K2SO4
NaOH(aq) + NaCl(aq) = Na(aq) + ClOH(aq) =>
NaOH(aq) + NaCl(aq) = 2 Na(aq) + ClOH(aq)
FeSO4 + SO2 = Fe2(SO4)3 + S =>
2 FeSO4 + 2 SO2 = Fe2(SO4)3 + S
Li2 + Br2 = LiBr =>
Li2 + Br2 = 2 LiBr
NO2(g) + H2O + O2(g) = HNO3(aq) =>
4 NO2(g) + 2 H2O + O2(g) = 4 HNO3(aq)
CH3CHOHCH3 + CrO7{2-} + H{+} = CH3COCH3 + Cr{3+} + H2O =>
9 CH3CHOHCH3 + 2 CrO7{2-} + 10 H{+} = 9 CH3COCH3 + 2 Cr{3+} + 14 H2O
Zn(NO3)2 + BaCl2 = Ba(NO3)2 + ZnCl2 =>
Zn(NO3)2 + BaCl2 = Ba(NO3)2 + ZnCl2
MgI2 + Br = MgBr2 + I2 =>
MgI2 + 2 Br = MgBr2 + I2
K2CO3 + S = K2S + CO2 + O2 =>
2 K2CO3 + 2 S = 2 K2S + 2 CO2 + O2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Cr2O3 + SO2 + O2 = Cr2(SO4)3 =>
2 Cr2O3 + 6 SO2 + 3 O2 = 2 Cr2(SO4)3
MgOFeO = MgFeO2 =>
MgOFeO = MgFeO2
CH3CH2CH2SH + MnO4{-} + H3O{+} = CH3CH2CH2OH + H2O + Mn{2+} + SO4{2-} =>
5 CH3CH2CH2SH + 8 MnO4{-} + 14 H3O{+} = 5 CH3CH2CH2OH + 21 H2O + 8 Mn{2+} + 5 SO4{2-}
Na2Cr2O7 + Na2S2O5 = CrO2 + Na2SO4 =>
Na2Cr2O7 + Na2S2O5 = 2 CrO2 + 2 Na2SO4
KCl + Hg2(NO3)2 = Hg2Cl2 + KNO3 =>
2 KCl + Hg2(NO3)2 = Hg2Cl2 + 2 KNO3
C2OH6 + C2O2H4 = C4O2H8 + H2O =>
C2OH6 + C2O2H4 = C4O2H8 + H2O
Zn + HCl = ZnCl3 + H2 =>
2 Zn + 6 HCl = 2 ZnCl3 + 3 H2
Ca(NO2)2 + NaOH = Ca(OH)2 + NaNO2 =>
Ca(NO2)2 + 2 NaOH = Ca(OH)2 + 2 NaNO2
Al2O3 + SO2 = Al + SO3 =>
Al2O3 + 3 SO2 = 2 Al + 3 SO3
C6H5C(CH3)CH2 + KMnO4 + H2O = C6H5C(OH)(CH3)(CH2)OH + KOH + MnO2 =>
3 C6H5C(CH3)CH2 + 2 KMnO4 + 4 H2O = 3 C6H5C(OH)(CH3)(CH2)OH + 2 KOH + 2 MnO2
NaH2AsO4 + NaOH = Na3AsO4 + H2O =>
NaH2AsO4 + 2 NaOH = Na3AsO4 + 2 H2O
MnO + HCl = MnCl2 + H2O =>
MnO + 2 HCl = MnCl2 + H2O
H5NO = NH3 + H2O =>
H5NO = NH3 + H2O
HNO3 + Cl(OH)2 = Cl(NO3)2 + H2O =>
2 HNO3 + Cl(OH)2 = Cl(NO3)2 + 2 H2O
(NH4)2S + V(NO3)3 = (NH4)3V + S(NO3)2 =>
3(NH4)2S + 2 V(NO3)3 = 2(NH4)3V + 3 S(NO3)2
Fe2(SO4)3 + H2C2O4 = H2SO4 + Fe2(C2O4)3 =>
Fe2(SO4)3 + 3 H2C2O4 = 3 H2SO4 + Fe2(C2O4)3
CHCl3 + I2 = CCl3I + HI =>
CHCl3 + I2 = CCl3I + HI
CH2 + Cl2 = CCl4 + HCl =>
CH2 + 3 Cl2 = CCl4 + 2 HCl
MgBr + Cl2 = MgCl + Br2 =>
2 MgBr + Cl2 = 2 MgCl + Br2
FeS + MgCl2 = FeCl2 + MgS =>
FeS + MgCl2 = FeCl2 + MgS
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
ZnBr2 + Al(OH)3 = Zn(OH)2 + AlBr3 =>
3 ZnBr2 + 2 Al(OH)3 = 3 Zn(OH)2 + 2 AlBr3
Zn + HNO = Zn(NO) + H =>
Zn + HNO = Zn(NO) + H
C7H6O2 + HNO3 = C7H5NO4 + H2O =>
C7H6O2 + HNO3 = C7H5NO4 + H2O
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