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2 Al + 3 S = Al2S3
PCl5 + HOH = HCl + H3PO4 =>
PCl5 + 4 HOH = 5 HCl + H3PO4
Cu + NO3{-} + H{+} = Cu{2+} + NO2{-} + H2O =>
Cu + NO3{-} + 2 H{+} = Cu{2+} + NO2{-} + H2O
CoCl2*6H2O + NH4Cl + NH3 + O2 = [Co(NH3)5Cl]Cl2 + H2O =>
4 CoCl2*6H2O + 4 NH4Cl + 16 NH3 + O2 = 4[Co(NH3)5Cl]Cl2 + 26 H2O
Zn + HClO4 = ZnCl2 + H2O + O2 =>
2 Zn + 4 HClO4 = 2 ZnCl2 + 2 H2O + 7 O2
K2CO3 + NaNo3 = Na2CO3 + KNo3 =>
K2CO3 + 2 NaNo3 = Na2CO3 + 2 KNo3
C6H10O4 + Ca(OH)2 = CaC6H8O4 + H2O =>
C6H10O4 + Ca(OH)2 = CaC6H8O4 + 2 H2O
ZnF2 + NaOH = Zn(OH)2 + NaF =>
ZnF2 + 2 NaOH = Zn(OH)2 + 2 NaF
C2H4 = C8H16 =>
4 C2H4 = C8H16
Fe + KClO3 = Fe(ClO3)3 + K =>
Fe + 3 KClO3 = Fe(ClO3)3 + 3 K
PbSO4 + HCl = HSO4 + PbCl =>
PbSO4 + HCl = HSO4 + PbCl
(BiO)2CO3 = Bi2O3 + CO2 =>
(BiO)2CO3 = Bi2O3 + CO2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Sr(OH)2 + H3PO3 = H2O + Sr3(PO3)2 =>
3 Sr(OH)2 + 2 H3PO3 = 6 H2O + Sr3(PO3)2
C6H5OH + Cl2 = C6H5ClO + HCl =>
C6H5OH + Cl2 = C6H5ClO + HCl
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
CoCl2*6H2O + NH4Cl + NH3 + O2 = (Co(NH3)6)Cl3 + H2O =>
4 CoCl2*6H2O + 4 NH4Cl + 20 NH3 + O2 = 4(Co(NH3)6)Cl3 + 26 H2O
Zn(OH)3 + NaOH = Na[Zn(OH)4] =>
Zn(OH)3 + NaOH = Na[Zn(OH)4]
K2Cr2O4 + H2SO4 + HI = I2 + K2SO4 + Cr2SO4 + H2O =>
K2Cr2O4 + 2 H2SO4 + 4 HI = 2 I2 + K2SO4 + Cr2SO4 + 4 H2O
(NH4)Mo7O24 + C4H6N2 = CO + H2O + MoO3 + N2 =>
14(NH4)Mo7O24 + 2 C4H6N2 = 8 CO + 34 H2O + 98 MoO3 + 9 N2
C2H4 = C2H2 + H2 =>
C2H4 = C2H2 + H2
CuSO3 + Fe = Fe2SO3 + Cu =>
CuSO3 + 2 Fe = Fe2SO3 + Cu
AsCl3(aq) + H2S(aq) = As2S3(s) + HCl =>
2 AsCl3(aq) + 3 H2S(aq) = As2S3(s) + 6 HCl
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
C6H5OH + Cl2 = C6Cl6O + HCl =>
C6H5OH + 6 Cl2 = C6Cl6O + 6 HCl
C2H4 = C4H8 =>
2 C2H4 = C4H8
Na2CO3 + H2S = NaHS + NaHCO3 =>
Na2CO3 + H2S = NaHS + NaHCO3
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
FeO + LiCl = FeCl2 + Li2O =>
FeO + 2 LiCl = FeCl2 + Li2O
MnO + CH4 = Mn + CO2 + H2O =>
4 MnO + CH4 = 4 Mn + CO2 + 2 H2O
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
H3PO4 + NaBr = HBr + Na3PO4 =>
H3PO4 + 3 NaBr = 3 HBr + Na3PO4
H2C2O4*2H2O + MnO4{-} = CO2 + H2O + Mn{2+} + OH{-} =>
5 H2C2O4*2H2O + 2 MnO4{-} = 10 CO2 + 12 H2O + 2 Mn{2+} + 6 OH{-}
KMnO4 + CH3COOH = CH3COOK + HMnO4 =>
KMnO4 + CH3COOH = CH3COOK + HMnO4
H2S(aq) + Cl2(aq) = HCl(aq) + S8(s) =>
8 H2S(aq) + 8 Cl2(aq) = 16 HCl(aq) + S8(s)
Me + H2SO4 = MeSO4 + SO2 + H2O =>
Me + 2 H2SO4 = MeSO4 + SO2 + 2 H2O
Sr(NO3)2 + Fe(NO3)3 + C6H10O5 = SrFeO3 + CO2 + N2 + H2O =>
2 Sr(NO3)2 + 2 Fe(NO3)3 + 2 C6H10O5 = 2 SrFeO3 + 12 CO2 + 5 N2 + 10 H2O
MgCl2 + Ca(OH)2 = Mg(OH)2 + CaCl2 =>
MgCl2 + Ca(OH)2 = Mg(OH)2 + CaCl2
CaCO3 + HCl = CaCl2 + Ca(HCO3)2 =>
2 CaCO3 + 2 HCl = CaCl2 + Ca(HCO3)2
C6H12O6 + NO3{-} + H{+} = CO2 + N2 + H2O =>
5 C6H12O6 + 24 NO3{-} + 24 H{+} = 30 CO2 + 12 N2 + 42 H2O
C6H5OH + Cl2 = C6H2Cl3OH + HCl =>
C6H5OH + 3 Cl2 = C6H2Cl3OH + 3 HCl
Al(NO{3}){3} + NaOH = Al(OH{3}) + NaNO{3}) =>
Al(NO{3}){3} + NaOH = Al(OH{3}) + NaNO{3})
KMnO4 + Ni = NiO + MnO2 + K2O =>
2 KMnO4 + 3 Ni = 3 NiO + 2 MnO2 + K2O
IO3 = I + O =>
IO3 = I + 3 O
KHCO3 + BaCl2 = KCl + BaCO3 + H2O + CO2 =>
2 KHCO3 + BaCl2 = 2 KCl + BaCO3 + H2O + CO2
KCl(O)3 = KCl + (O)2 =>
2 KCl(O)3 = 2 KCl + 3(O)2
CaS + H2O = Ca(HS)2 + Ca(OH)2 =>
2 CaS + 2 H2O = Ca(HS)2 + Ca(OH)2
H2SO3 + Br2H2O = H2SO4 + HBr =>
H2SO3 + Br2H2O = H2SO4 + 2 HBr
Na2MnO4 + Na2SO3 + H2SO4 = MnSO4 + Na2SO4 + H2O =>
Na2MnO4 + 2 Na2SO3 + 2 H2SO4 = MnSO4 + 3 Na2SO4 + 2 H2O
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