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3 Cu{+} + 4 H{+} + MnO4{-} = 3 Cu{2+} + 2 H2O + MnO2
Pb2 + HCl = Pb(HCl)2 =>
Pb2 + 4 HCl = 2 Pb(HCl)2
(NH4)2SO4 + Fe(OH)3 = Fe2(SO4)3 + NH4OH =>
3(NH4)2SO4 + 2 Fe(OH)3 = Fe2(SO4)3 + 6 NH4OH
Al + Si = AlSi =>
Al + Si = AlSi
Mg(OH)2 + C20H14O4 = MgC20H16O6 =>
Mg(OH)2 + C20H14O4 = MgC20H16O6
HNO3(aq) + KCN(aq) = HCN(g) + KNO3 =>
HNO3(aq) + KCN(aq) = HCN(g) + KNO3
FeO3 + H2 = FeO2 + H2O =>
FeO3 + H2 = FeO2 + H2O
Na(C2H3O2) + AgNO3 = Na(NO3) + Ag(C2H3O2) =>
Na(C2H3O2) + AgNO3 = Na(NO3) + Ag(C2H3O2)
ZnCl2 + NH3 = ZnCl2(NH3)2 =>
ZnCl2 + 2 NH3 = ZnCl2(NH3)2
SO2 + H2O = H2 + SO3 =>
SO2 + H2O = H2 + SO3
KNO3 + C12H22O11 = CO2 + H2O + KNO2 =>
24 KNO3 + C12H22O11 = 12 CO2 + 11 H2O + 24 KNO2
Hg + Ag(NO3) = Ag + Hg(NO3)2 =>
Hg + 2 Ag(NO3) = 2 Ag + Hg(NO3)2
MgCl2 + NH3 + H2O = Mg(OH)2 + NH4 + Cl =>
MgCl2 + 2 NH3 + 2 H2O = Mg(OH)2 + 2 NH4 + 2 Cl
Zn(O2CCH3)2 + Na = CH3COONa + Zn =>
Zn(O2CCH3)2 + 2 Na = 2 CH3COONa + Zn
H2S + Na2CO3 = Na2S + H2O + CO2 =>
H2S + Na2CO3 = Na2S + H2O + CO2
HNO3 + NH2 = NH3NO3 =>
HNO3 + NH2 = NH3NO3
Mg + ZnSO4 = MgSO4 + Zn =>
Mg + ZnSO4 = MgSO4 + Zn
KHCO3 + Ca(OH)2 = K2CO3 + CaCO3 + H2O =>
2 KHCO3 + Ca(OH)2 = K2CO3 + CaCO3 + 2 H2O
H2 + O = H2O =>
H2 + O = H2O
PtCl4 + H2 = HCl + Pt =>
PtCl4 + 2 H2 = 4 HCl + Pt
Cr2O3 + Cl2 + C = CrCl3 + CO =>
Cr2O3 + 3 Cl2 + 3 C = 2 CrCl3 + 3 CO
CaCl2 + Na2SiO4 = CaSiO4 + NaCl =>
CaCl2 + Na2SiO4 = CaSiO4 + 2 NaCl
Zn(OH)2 + H3Po4 = Zn3(Po4)2 + H2O =>
3 Zn(OH)2 + 2 H3Po4 = Zn3(Po4)2 + 6 H2O
NH4H2PO4 + NH3 = (NH4)2HPO4 =>
NH4H2PO4 + NH3 = (NH4)2HPO4
Fe2P + O2 = Fe2O3 + P2O3 =>
4 Fe2P + 9 O2 = 4 Fe2O3 + 2 P2O3
FeO(s) + O2(g) = Fe2O3(s) =>
4 FeO(s) + O2(g) = 2 Fe2O3(s)
Cu + H(NO3) = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 H(NO3) = Cu(NO3)2 + 2 NO2 + 2 H2O
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
Ca(ClO3)2 = CaCl2 + O =>
Ca(ClO3)2 = CaCl2 + 6 O
KCr + Al(C2H3O2) = K(C2H3O2) + AlCr =>
KCr + Al(C2H3O2) = K(C2H3O2) + AlCr
C2H6NH2 = NH3 + C2H4 + H2 =>
2 C2H6NH2 = 2 NH3 + 2 C2H4 + H2
NaCl + SO + H2O + O2 = Na2SO4 + HCl =>
2 NaCl + SO + H2O + O2 = Na2SO4 + 2 HCl
(CH3H5(NO3)3) = N2 + O2 + H2O + CO2 =>
2(CH3H5(NO3)3) = 3 N2 + 3 O2 + 8 H2O + 2 CO2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
BaCl2(aq) + Na2SO4(aq) = NaCl(aq) + BaSO4(aq) =>
BaCl2(aq) + Na2SO4(aq) = 2 NaCl(aq) + BaSO4(aq)
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
CuOH3 + HCl = CuCl + HOH3 =>
CuOH3 + HCl = CuCl + HOH3
SrCl2 + Na2CO3 = SrCO3 + NaCl =>
SrCl2 + Na2CO3 = SrCO3 + 2 NaCl
HNO2 = NO + NO2 + H2O =>
2 HNO2 = NO + NO2 + H2O
H2O2 + Na3C6H5O7 + NaOH = H2O + Na2CO3 =>
9 H2O2 + Na3C6H5O7 + 9 NaOH = 16 H2O + 6 Na2CO3
Ca2Mg5 + Ca2Al3 = CaMg + CaAl2 =>
Ca2Mg5 + 6 Ca2Al3 = 5 CaMg + 9 CaAl2
Na2O2(s) + H2O(l) = NaOH(aq) + O3(g) =>
3 Na2O2(s) + 3 H2O(l) = 6 NaOH(aq) + O3(g)
C7H6O2 + Cr2O7{2-} + H{+} = Cr{3+} + CO2 + H2O =>
C7H6O2 + 5 Cr2O7{2-} + 40 H{+} = 10 Cr{3+} + 7 CO2 + 23 H2O
AgNO3(aq) + Na2S(aq) = Ag2S(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2S(aq) = Ag2S(s) + 2 NaNO3(aq)
[Cu(H2O)4]{2+} + NH4Cl = [Cu(NH3)]{2+} + HCl + H2O =>
[Cu(H2O)4]{2+} + NH4Cl = [Cu(NH3)]{2+} + HCl + 4 H2O
MnO + CO3{2-} + NO3{-} = MnO4{2-} + NO2{-} + CO2 =>
MnO + CO3{2-} + 2 NO3{-} = MnO4{2-} + 2 NO2{-} + CO2
CuSO4 + NH3 = Cu(NH3)4SO4 =>
CuSO4 + 4 NH3 = Cu(NH3)4SO4
Li(s) + HgCl2(aq) = LiCl2 + Hg =>
Li(s) + HgCl2(aq) = LiCl2 + Hg
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
Al(NO3)3(aq) + Ni(s) = Ni(NO3)2(aq) + Al(s) =>
2 Al(NO3)3(aq) + 3 Ni(s) = 3 Ni(NO3)2(aq) + 2 Al(s)
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