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Pb3O4 + 4 Mg = 4 MgO + 3 Pb
K + CH3CH2OH = KOH + CH3CH2 =>
K + CH3CH2OH = KOH + CH3CH2
CH3CH(OH)CH2CH3 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CH3C(O)CH2CH3 + H2O =>
5 CH3CH(OH)CH2CH3 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 5 CH3C(O)CH2CH3 + 8 H2O
BaS(aq) + Sn(NO3)4(aq) = Ba(NO3)4 + SnS =>
BaS(aq) + Sn(NO3)4(aq) = Ba(NO3)4 + SnS
(NH4)2Cr2O7(s) = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7(s) = Cr2O3 + N2 + 4 H2O
Mn + MnO2 = Mn2O3 =>
Mn + 3 MnO2 = 2 Mn2O3
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Na3PO4 + CuBr2 = Na3Br2 + CuPO4 =>
Na3PO4 + CuBr2 = Na3Br2 + CuPO4
Fe + O2 + KOH = KFeO2 + H2O =>
4 Fe + 3 O2 + 4 KOH = 4 KFeO2 + 2 H2O
KH(IO3)2 + NaOH = KOH + NaIO3 + HIO3 =>
KH(IO3)2 + NaOH = KOH + NaIO3 + HIO3
Pb + H(NO3) = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 H(NO3) = 3 Pb(NO3)2 + 2 NO + 4 H2O
CH3COOH + K2O = CH3COOK + H2O =>
2 CH3COOH + K2O = 2 CH3COOK + H2O
CH3CH2OH + CrO3 = CH3COOH + CrO + H2O =>
CH3CH2OH + CrO3 = CH3COOH + CrO + H2O
SO4{-2} + NH3 = SO3{-2} + H2O + N2 =>
3 SO4{-2} + 2 NH3 = 3 SO3{-2} + 3 H2O + N2
Ga(s) + O2(g) = Ga2O3 =>
4 Ga(s) + 3 O2(g) = 2 Ga2O3
H2S + Ni(OH)2 = Ni(HS)2 + H2O =>
2 H2S + Ni(OH)2 = Ni(HS)2 + 2 H2O
H3PO4(aq) + Ba(OH)2(s) = H2O(l) + Ba3(PO4)2(aq) =>
2 H3PO4(aq) + 3 Ba(OH)2(s) = 6 H2O(l) + Ba3(PO4)2(aq)
HCl(ac) + Mg(OH)2 = MgCl2 + H2O =>
2 HCl(ac) + Mg(OH)2 = MgCl2 + 2 H2O
Fe(C2H3O2)2 + K3PO4 = Fe3(PO4)2 + K(C2H3O2) =>
3 Fe(C2H3O2)2 + 2 K3PO4 = Fe3(PO4)2 + 6 K(C2H3O2)
Na2CrO4 + NaOH = NaCrO2 + Na2O2 + H2O =>
2 Na2CrO4 + 4 NaOH = 2 NaCrO2 + 3 Na2O2 + 2 H2O
C6H12O6 + Cu(OH)2 = Cu2O + C6H12O7 + H2O =>
C6H12O6 + 2 Cu(OH)2 = Cu2O + C6H12O7 + 2 H2O
Al(s) + NaOH(aq) = Al(OH)3 + Na =>
Al(s) + 3 NaOH(aq) = Al(OH)3 + 3 Na
C7H6O2 + HCl = C7H5OCl + H2O =>
C7H6O2 + HCl = C7H5OCl + H2O
PbSO3 = PbO + SO2 =>
PbSO3 = PbO + SO2
KI + Pb(NO3)2 = KNO3 + PbI(NO3) =>
KI + Pb(NO3)2 = KNO3 + PbI(NO3)
Ni + H2MnO4 = Ni2(MnO4)3 + H2 =>
2 Ni + 3 H2MnO4 = Ni2(MnO4)3 + 3 H2
Mn(SO4)2 + KI = MnSO4 + I2 + K2SO4 =>
Mn(SO4)2 + 2 KI = MnSO4 + I2 + K2SO4
Ca3(PO4)2(s) + H2SO4(ac) = H3PO4(ac) + CaSO4(s) =>
Ca3(PO4)2(s) + 3 H2SO4(ac) = 2 H3PO4(ac) + 3 CaSO4(s)
Ga(s) + O2(g) = Ga2O3(s) =>
4 Ga(s) + 3 O2(g) = 2 Ga2O3(s)
PbBr2 + H2O = PbO + HBr =>
PbBr2 + H2O = PbO + 2 HBr
ClO2 + HPO2 + H2O = HCl + H3PO4 =>
2 ClO2 + 5 HPO2 + 6 H2O = 2 HCl + 5 H3PO4
KI + NaNO3 + H2SO4 = I2 + NO2 + K2SO4 + Na2SO4 + H2O =>
2 KI + 2 NaNO3 + 2 H2SO4 = I2 + 2 NO2 + K2SO4 + Na2SO4 + 2 H2O
NH3 + Sr(OH)2 = H2O + Sr3N2 =>
2 NH3 + 3 Sr(OH)2 = 6 H2O + Sr3N2
Fe2O3 + H2C2O4 = Fe(C2O4)3 + H2O + H2 =>
Fe2O3 + 6 H2C2O4 = 2 Fe(C2O4)3 + 3 H2O + 3 H2
CuSO4 + H2O2 = H2SO4 + CuO + O2 =>
2 CuSO4 + 2 H2O2 = 2 H2SO4 + 2 CuO + O2
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
HBrO = HBr + O2 =>
2 HBrO = 2 HBr + O2
CH3C6H10OH = H2O + C7H12 =>
CH3C6H10OH = H2O + C7H12
Fe2 + Cu2SO4 = FeSO4 + Cu =>
Fe2 + 2 Cu2SO4 = 2 FeSO4 + 4 Cu
Zn(s) + SnCl4(aq) = ZnCl4(aq) + Sn(s) =>
Zn(s) + SnCl4(aq) = ZnCl4(aq) + Sn(s)
Ca(NO3)2 + Na2(SO4) = Ca(SO4) + NaNO3 =>
Ca(NO3)2 + Na2(SO4) = Ca(SO4) + 2 NaNO3
AsH3 + I2 + H2O = H3AsO4 + HI =>
AsH3 + 4 I2 + 4 H2O = H3AsO4 + 8 HI
(NH4)2O + Ca(NO3)2 = NH4NO3 + CaO =>
(NH4)2O + Ca(NO3)2 = 2 NH4NO3 + CaO
NO2Cl(g) = NOCl(g) + O2(g) =>
2 NO2Cl(g) = 2 NOCl(g) + O2(g)
MnS + HNO3 = MnSO4 + NO + H2O =>
3 MnS + 8 HNO3 = 3 MnSO4 + 8 NO + 4 H2O
K4(Fe(SCN)6) + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(S4)3 + CO2 + H2O + K2SO4 + KNO3 =>
84 K4(Fe(SCN)6) + 97 K2Cr2O7 + 799 H2SO4 = 42 Fe2(SO4)3 + 97 Cr2(S4)3 + 504 CO2 + 799 H2O + 13 K2SO4 + 504 KNO3
NaNO2(aq) + H2SO4(aq) = HNO2 + Na2SO4 =>
2 NaNO2(aq) + H2SO4(aq) = 2 HNO2 + Na2SO4
C6H10O5(s) + O2 = CO2(g) + H2O(g) =>
C6H10O5(s) + 6 O2 = 6 CO2(g) + 5 H2O(g)
H2(SO4) + Ca(OH)2 = Ca(SO4) + H(OH) =>
H2(SO4) + Ca(OH)2 = Ca(SO4) + 2 H(OH)
Ca(NO3)2 + Na2(SO4) = Ca(SO4) + Na2(NO3)2 =>
Ca(NO3)2 + Na2(SO4) = Ca(SO4) + Na2(NO3)2
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