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3 Fe + 4 O = Fe3O4
NH4NO3 + SrS = Sr(NO3)2 + (NH4)2S =>
2 NH4NO3 + SrS = Sr(NO3)2 + (NH4)2S
H2SO4 + RbOH = RbHSO4 + H2O =>
H2SO4 + RbOH = RbHSO4 + H2O
Mg2 + FeSO4 = Fe + MgSO4 =>
Mg2 + 2 FeSO4 = 2 Fe + 2 MgSO4
CH3COOH + [Ag(NH3)2]OH = CO2 + H2O + Ag + NH3 =>
CH3COOH + 8[Ag(NH3)2]OH = 2 CO2 + 6 H2O + 8 Ag + 16 NH3
CO + H = CHCHOH + H2O =>
2 CO + 5 H = CHCHOH + H2O
ClH + NaOH = ClOH + NaH =>
ClH + NaOH = ClOH + NaH
Cr(NO3)3 + BaSO4 = Cr2(SO4)3 + Ba(NO3)2 =>
2 Cr(NO3)3 + 3 BaSO4 = Cr2(SO4)3 + 3 Ba(NO3)2
Ca(OH) + Fe(SO4) = Ca(SO4) + Fe(OH) =>
Ca(OH) + Fe(SO4) = Ca(SO4) + Fe(OH)
CuSO4 + Ba(ClO3)2 = BaSO4 + Cu(ClO3)2 =>
CuSO4 + Ba(ClO3)2 = BaSO4 + Cu(ClO3)2
CH3CH2OH + KMnO4 + H2SO4 = CH3CO2H + MnSO4 + H2O + K2SO4 =>
5 CH3CH2OH + 4 KMnO4 + 6 H2SO4 = 5 CH3CO2H + 4 MnSO4 + 11 H2O + 2 K2SO4
CuSO4 + K4[Fe(CN)6] = K2SO4 + Cu2Fe(CN)6 =>
2 CuSO4 + K4[Fe(CN)6] = 2 K2SO4 + Cu2Fe(CN)6
KI + H2OSO4 = K2SO4 + I + H2O =>
2 KI + H2OSO4 = K2SO4 + 2 I + H2O
Ba(SO3) = Ba + SO3 =>
Ba(SO3) = Ba + SO3
Cu(OH)2 + NH4OH = [Cu(NH3)4](OH)2 + H2O =>
Cu(OH)2 + 4 NH4OH = [Cu(NH3)4](OH)2 + 4 H2O
Cr = Cr{+3} + e =>
Cr = Cr{+3} + 3e
C2H3COH + Ag{+} + OH{-} = C3H4COOH + Ag + H2O =>
4 C2H3COH + 5 Ag{+} + 5 OH{-} = 3 C3H4COOH + 5 Ag + 3 H2O
Cr3O2 + Mg = Cr + MgO =>
Cr3O2 + 2 Mg = 3 Cr + 2 MgO
MgF2 + I2 = Mg + I2F2 =>
MgF2 + I2 = Mg + I2F2
Fe + H2O + O2 = Fe2O36H2O =>
2 Fe + H2O + 18 O2 = Fe2O36H2O
CO + NO = CONO =>
CO + NO = CONO
HNO2 + KI + HCl = I2 + N2 + H2O + KCl =>
2 HNO2 + 6 KI + 6 HCl = 3 I2 + N2 + 4 H2O + 6 KCl
C2H4(OH)2 + Ca = C2H4(OCa)2 + H2 =>
C2H4(OH)2 + 2 Ca = C2H4(OCa)2 + H2
NaHCO3 + KOH = KHCO3 + Na2CO3 + H2O =>
2 NaHCO3 + KOH = KHCO3 + Na2CO3 + H2O
CoS + Na2SO3 = CoSO3 + Na2S =>
CoS + Na2SO3 = CoSO3 + Na2S
NO3{-} + H{+} + Cu = Cu{2+} + NO + H2O =>
2 NO3{-} + 8 H{+} + 3 Cu = 3 Cu{2+} + 2 NO + 4 H2O
C4H6 + Br2 = C4H5Br + HBr =>
C4H6 + Br2 = C4H5Br + HBr
MnO + Al = Al2(O2)3 + Mn =>
6 MnO + 2 Al = Al2(O2)3 + 6 Mn
CI2 + O2 = CI2O7 =>
2 CI2 + 7 O2 = 2 CI2O7
H2S + KMnO4 = H2O + K2SO4 + KOH + MnO2 =>
3 H2S + 8 KMnO4 = 2 H2O + 3 K2SO4 + 2 KOH + 8 MnO2
SiO2 + H2O = H2SiO3 =>
SiO2 + H2O = H2SiO3
Li(NO3) = Li(NO2) + O2 =>
2 Li(NO3) = 2 Li(NO2) + O2
K[Al(OH)4] + AlBr3 = Al(OH)3 + KBr =>
3 K[Al(OH)4] + AlBr3 = 4 Al(OH)3 + 3 KBr
ClO({-}) + C6H12O6 = Cl({-}) + CO2 + H2O =>
12 ClO({-}) + C6H12O6 = 12 Cl({-}) + 6 CO2 + 6 H2O
KMnO4 + H2S = S + MnO2 + H2O + KOH =>
2 KMnO4 + 3 H2S = 3 S + 2 MnO2 + 2 H2O + 2 KOH
Li + Ca3(PO4)2 = Li3PO4 + Ca =>
6 Li + Ca3(PO4)2 = 2 Li3PO4 + 3 Ca
H3O + SO4 = (H3O)SO4 =>
H3O + SO4 = (H3O)SO4
CuI2 = CuI + I2 =>
2 CuI2 = 2 CuI + I2
Fe(OH)3 + HCl(aq) = HFeCl4(aq) + H2O(l) =>
Fe(OH)3 + 4 HCl(aq) = HFeCl4(aq) + 3 H2O(l)
Cr(NO3)3(ac) + NH3(ac) + H2O(l) = Cr(OH)3(s) + NH4NO3(ac) =>
Cr(NO3)3(ac) + 3 NH3(ac) + 3 H2O(l) = Cr(OH)3(s) + 3 NH4NO3(ac)
Na + ZnI2 = NaI + Zn =>
2 Na + ZnI2 = 2 NaI + Zn
KNO3 + C = K2N2 + CO2 =>
2 KNO3 + 3 C = K2N2 + 3 CO2
H3O + SO4 = O2 + H2S =>
2 H3O + 3 SO4 = 7 O2 + 3 H2S
C8H18S2 + O2 = CO2 + H2O + SO2 =>
2 C8H18S2 + 29 O2 = 16 CO2 + 18 H2O + 4 SO2
C + F = CF4 =>
C + 4 F = CF4
C6N6FeK4 + Fe(NO3)3 = Fe4(Fe(CN)6)3 + KNO3 =>
3 C6N6FeK4 + 4 Fe(NO3)3 = Fe4(Fe(CN)6)3 + 12 KNO3
Fe + SO4 + AlNO3 = FeNO3 + AlSO4 =>
Fe + SO4 + AlNO3 = FeNO3 + AlSO4
H2SO4 + NaBr + C4H9OH = BrC4H9 + Na2SO4 + H2O =>
H2SO4 + 2 NaBr + 2 C4H9OH = 2 BrC4H9 + Na2SO4 + 2 H2O
PbO + HCl = PbCl2 + H2O =>
PbO + 2 HCl = PbCl2 + H2O
Cr2(SO4)3 + NaBrO + KOH = K2CrO4 + NaBr + K2SO4 + H2O =>
Cr2(SO4)3 + 3 NaBrO + 10 KOH = 2 K2CrO4 + 3 NaBr + 3 K2SO4 + 5 H2O
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