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4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Xe(OH)6 + KI + HCl = Xe + I2 + KCl + H2O =>
Xe(OH)6 + 6 KI + 6 HCl = Xe + 3 I2 + 6 KCl + 6 H2O
PbO2 + MnO2 + HCl = PbCl2 + H2MnO4 =>
PbO2 + MnO2 + 2 HCl = PbCl2 + H2MnO4
C6H4O3 + O2 = CO2 + H2O =>
2 C6H4O3 + 11 O2 = 12 CO2 + 4 H2O
Al(NO3)3 + Na2SO3 = NaNO3 + Al2(SO3)3 =>
2 Al(NO3)3 + 3 Na2SO3 = 6 NaNO3 + Al2(SO3)3
Ph4O2 = O2 + Ph =>
Ph4O2 = O2 + 4 Ph
H3PO4{-} + H2O = H2PO4{-} + H3O =>
H3PO4{-} + H2O = H2PO4{-} + H3O
O2 + C36H74 = CO2 + H2O =>
109 O2 + 2 C36H74 = 72 CO2 + 74 H2O
Al(OH)3 + HBr(aq) = AlBr3(aq) + H2O(l) =>
Al(OH)3 + 3 HBr(aq) = AlBr3(aq) + 3 H2O(l)
[Co(NH3)5(OH)] + HCl = [Co(NH3)5]Cl + H2O =>
[Co(NH3)5(OH)] + HCl = [Co(NH3)5]Cl + H2O
Xe(OH)6 + KI + HCl = Xe + I2 + KCl + H2O =>
Xe(OH)6 + 6 KI + 6 HCl = Xe + 3 I2 + 6 KCl + 6 H2O
CH3CH2CH2OH + K2Cr2O7 + H2SO4 = CH3COCH3 + K2SO4 + Cr2(SO4)3 + H2O =>
3 CH3CH2CH2OH + K2Cr2O7 + 4 H2SO4 = 3 CH3COCH3 + K2SO4 + Cr2(SO4)3 + 7 H2O
[Co(H2O)6]Cl2 + NH4Cl + NH3 + H2O2 = [Co(NH3)5(H2O)]Cl3 + H2O =>
2[Co(H2O)6]Cl2 + 2 NH4Cl + 8 NH3 + H2O2 = 2[Co(NH3)5(H2O)]Cl3 + 12 H2O
Zn + HCI = ZnCI + H2 =>
2 Zn + 2 HCI = 2 ZnCI + H2
CH6 + O2 = CO2 + H2O =>
2 CH6 + 5 O2 = 2 CO2 + 6 H2O
C2H5OH = C5H10 + H2O =>
5 C2H5OH = 2 C5H10 + 5 H2O
Eu2O3 + La = Eu + La2O3 =>
Eu2O3 + 2 La = 2 Eu + La2O3
Mo{+6} + Ni = Ni{2+} + Mo =>
Mo{+6} + 3 Ni = 3 Ni{2+} + Mo
[Co(NH3)6]{2+} + H2O2 = [Co(NH3)6]{3+} + OH{-} =>
2[Co(NH3)6]{2+} + H2O2 = 2[Co(NH3)6]{3+} + 2 OH{-}
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
K2CO3 + HNO3 = H2CO3 + KNO3 =>
K2CO3 + 2 HNO3 = H2CO3 + 2 KNO3
O3 = O28 =>
28 O3 = 3 O28
NaC2H3O2 + H2SO4 = Na2SO4 + HC2H3O2 =>
2 NaC2H3O2 + H2SO4 = Na2SO4 + 2 HC2H3O2
Fe + Al2O3 + Fe3O4 = FeAl2O4 =>
Fe + 4 Al2O3 + Fe3O4 = 4 FeAl2O4
H2Se + Ni2(CO3)3 = CO2 + Ni2Se3 + H2O =>
3 H2Se + Ni2(CO3)3 = 3 CO2 + Ni2Se3 + 3 H2O
SICl4(l) + H2O(l) = SIO2(s) + HCl(aq) =>
SICl4(l) + 2 H2O(l) = SIO2(s) + 4 HCl(aq)
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
H2Se + Ni2(CO3)3 = CO2 + Ni2Se3 + H2O =>
3 H2Se + Ni2(CO3)3 = 3 CO2 + Ni2Se3 + 3 H2O
CH2OH(CHOH)4CHO + [Ag(NH3)2]OH = CH2OH[CHOH]4COONH4 + Ag + NH3 + H2O =>
CH2OH(CHOH)4CHO + 2[Ag(NH3)2]OH = CH2OH[CHOH]4COONH4 + 2 Ag + 3 NH3 + H2O
NaBH4 + O2 = H2O + NaBO2 =>
NaBH4 + 2 O2 = 2 H2O + NaBO2
Xe(OH)6 + KI + HCl = Xe + I2 + KCl + H2O =>
Xe(OH)6 + 6 KI + 6 HCl = Xe + 3 I2 + 6 KCl + 6 H2O
NaBH4 + O2 = H2O + NaBO2 =>
NaBH4 + 2 O2 = 2 H2O + NaBO2
Tl3Te4 + HNO3 = TlNO3 + TeO2 + NO2 + H2O =>
Tl3Te4 + 22 HNO3 = 3 TlNO3 + 4 TeO2 + 19 NO2 + 11 H2O
C2H5OH = C5H10 + H2O =>
5 C2H5OH = 2 C5H10 + 5 H2O
CH3COOH + Ba(OH)2 = CH3Ba + CO(OH)3 =>
CH3COOH + Ba(OH)2 = CH3Ba + CO(OH)3
HNO2 + FeSO4 + H2SO4 = N2 + H2O + Fe2(SO4)3 =>
2 HNO2 + 6 FeSO4 + 3 H2SO4 = N2 + 4 H2O + 3 Fe2(SO4)3
Na3Po4 + NaOH = Na3OH + NaPo4 =>
Na3Po4 + NaOH = Na3OH + NaPo4
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
H2SO4 + K3[Fe(CN)6] = K2SO4 + H3[Fe(CN)6] =>
3 H2SO4 + 2 K3[Fe(CN)6] = 3 K2SO4 + 2 H3[Fe(CN)6]
Mg + H2SO4 = MgSO4 + H2S + H2O =>
4 Mg + 5 H2SO4 = 4 MgSO4 + H2S + 4 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
CHCl3CH3COCH3 + NaOH = CH3COHCH3COONa + NaCl + H2O =>
CHCl3CH3COCH3 + 4 NaOH = CH3COHCH3COONa + 3 NaCl + 2 H2O
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
Ca(HCo3)2 + Ca(OH)2 = CaCo3 + H2O =>
Ca(HCo3)2 + Ca(OH)2 = 2 CaCo3 + 2 H2O
HCOOH + CH3OH = CH3COOH + H2O =>
HCOOH + CH3OH = CH3COOH + H2O
C8H18(l) + O2(g) = CO2(g) + H2O(g) =>
2 C8H18(l) + 25 O2(g) = 16 CO2(g) + 18 H2O(g)
CH2OH(CHOH)4CHO + [Ag(NH3)2]OH = CH2OH[CHOH]4COONH4 + Ag + NH3 + H2O =>
CH2OH(CHOH)4CHO + 2[Ag(NH3)2]OH = CH2OH[CHOH]4COONH4 + 2 Ag + 3 NH3 + H2O
Ca + NaI = Na + CaI =>
Ca + NaI = Na + CaI
HBr + Pb(OH)2 = PbBr2 + H2O =>
2 HBr + Pb(OH)2 = PbBr2 + 2 H2O
TeO2 + H2O = H2Te + H2(TeO4) =>
4 TeO2 + 4 H2O = H2Te + 3 H2(TeO4)
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