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PbO2 + 4 KOH = K4PbO4 + 2 H2O
Cu2O + H2O + CO2 + O2 = Cu3(CO3)2(OH)2 =>
6 Cu2O + 4 H2O + 8 CO2 + 3 O2 = 4 Cu3(CO3)2(OH)2
FeI3 = Fe + I =>
FeI3 = Fe + 3 I
Rb + Zn(NO3)2 = Rb(NO3)2 + Zn =>
Rb + Zn(NO3)2 = Rb(NO3)2 + Zn
Na3PO4 + (NH4)2MoO4 + HNO3 = (NH4)3PMo12O40 + NaNO3 + NH4NO3 + H2O =>
Na3PO4 + 12(NH4)2MoO4 + 24 HNO3 = (NH4)3PMo12O40 + 3 NaNO3 + 21 NH4NO3 + 12 H2O
H2SO4(aq) + KOH(s) = H2O(l) + K2SO4(aq) =>
H2SO4(aq) + 2 KOH(s) = 2 H2O(l) + K2SO4(aq)
Al(NO3)3(aq) + KCl(aq) = AlCl3 + KNO3 =>
Al(NO3)3(aq) + 3 KCl(aq) = AlCl3 + 3 KNO3
N(g) + H(g) = NH4(g) =>
N(g) + 4 H(g) = NH4(g)
KCH3CO2 + (NH4)2SO4 = K2SO4 + (NH4)CH3CO2 =>
2 KCH3CO2 + (NH4)2SO4 = K2SO4 + 2(NH4)CH3CO2
Pb{2+} + H2O = Pb(OH)2 + H{+} =>
Pb{2+} + 2 H2O = Pb(OH)2 + 2 H{+}
(NH4)2SO4(aq) + CuCl2(aq) = (NH4)2Cl2(aq) + CuSO4(s) =>
(NH4)2SO4(aq) + CuCl2(aq) = (NH4)2Cl2(aq) + CuSO4(s)
P + HCl = HP + Cl =>
P + HCl = HP + Cl
SO4 + S = SO3 =>
3 SO4 + S = 4 SO3
Zn + Co2(SO4)3 = Co2 + Zn(SO4)3 =>
Zn + Co2(SO4)3 = Co2 + Zn(SO4)3
CaCl2(s) + Na2CO3(s) = CaCO3 + NaCl =>
CaCl2(s) + Na2CO3(s) = CaCO3 + 2 NaCl
NaI(aq) + Hg2(C2H3O2)2(aq) = Na(C2H3O2)(aq) + HgI(aq) =>
2 NaI(aq) + Hg2(C2H3O2)2(aq) = 2 Na(C2H3O2)(aq) + 2 HgI(aq)
H3PO3 = H3PO4 + PH3 =>
4 H3PO3 = 3 H3PO4 + PH3
Hg + HgCl2 = Hg2Cl2 =>
Hg + HgCl2 = Hg2Cl2
Cl + HI = I2 + HCl =>
2 Cl + 2 HI = I2 + 2 HCl
Pu + O2 = Pu2O5 =>
4 Pu + 5 O2 = 2 Pu2O5
K3PO4 + Ba(CH3CO2)2 = K(CH3CO2) + Ba3(PO4)2 =>
2 K3PO4 + 3 Ba(CH3CO2)2 = 6 K(CH3CO2) + Ba3(PO4)2
Al(s) + SnSO4(aq) = Al2(SO4)3 + Sn =>
2 Al(s) + 3 SnSO4(aq) = Al2(SO4)3 + 3 Sn
Mg2(CO3)2 = Mg2O2 + CO2 =>
Mg2(CO3)2 = Mg2O2 + 2 CO2
CaO(s) + H2O(l) = Ca(OH)2(aq) =>
CaO(s) + H2O(l) = Ca(OH)2(aq)
NaS + HCl = NaH + SCl =>
NaS + HCl = NaH + SCl
NaOH + S2 = Na2S2O3 + Na2S5 + H2O =>
6 NaOH + 6 S2 = Na2S2O3 + 2 Na2S5 + 3 H2O
NiCl2 + KI = NiI2 + KCl =>
NiCl2 + 2 KI = NiI2 + 2 KCl
Zn(s) + Cu(NO3)2(aq) = Zn(NO3)2(aq) + Cu =>
Zn(s) + Cu(NO3)2(aq) = Zn(NO3)2(aq) + Cu
Sg + O2 = SgO =>
2 Sg + O2 = 2 SgO
Mg(s) + N2 = MgN2(s) =>
Mg(s) + N2 = MgN2(s)
Fe[Fe(SCN)6] + NH4Cl + NaF = Fe(FeF6) + NaCl + NH4SCN =>
Fe[Fe(SCN)6] + 6 NH4Cl + 6 NaF = Fe(FeF6) + 6 NaCl + 6 NH4SCN
H4P2O7 + KOH = KH3P2O7 + H2O =>
H4P2O7 + KOH = KH3P2O7 + H2O
S2O3 + I2 = S4I4 + O2 =>
2 S2O3 + 2 I2 = S4I4 + 3 O2
KOH + Cl2 = KCl + KClO3 + H2 =>
6 KOH + 3 Cl2 = 4 KCl + 2 KClO3 + 3 H2
Zn(OH)2 + NaOH = Zn(OH)4Na2 =>
Zn(OH)2 + 2 NaOH = Zn(OH)4Na2
SnO2 + N2 = Sn3N4 + O2 =>
3 SnO2 + 2 N2 = Sn3N4 + 3 O2
Fe3O4 + CH4 = FeO + CO + H2 =>
Fe3O4 + CH4 = 3 FeO + CO + 2 H2
Rb + N2 = Rb3N2 =>
3 Rb + N2 = Rb3N2
F2 + CoCl3 = Cl + CoF3 =>
3 F2 + 2 CoCl3 = 6 Cl + 2 CoF3
Al + NaClO = Na + O2 + AlCl3 =>
2 Al + 6 NaClO = 6 Na + 3 O2 + 2 AlCl3
NO2 + Zn = Zn(NO3)2 + NO =>
4 NO2 + Zn = Zn(NO3)2 + 2 NO
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
CH3OOH + NaOH = CH3COONa + H2O =>
2 CH3OOH + NaOH = CH3COONa + 3 H2O
CuO + H2CO3 = CuCO3 + H2O =>
CuO + H2CO3 = CuCO3 + H2O
PO4 + Zn = Zn3(PO4)2 =>
2 PO4 + 3 Zn = Zn3(PO4)2
Mn + H2O2 = MnO2 + H2O =>
Mn + 2 H2O2 = MnO2 + 2 H2O
Hg2(NO3)2 + NaNO3 = Na(NO3)2 + Hg2NaNO3 =>
Hg2(NO3)2 + 3 NaNO3 = 2 Na(NO3)2 + Hg2NaNO3
Cr3(AsO3)2 + H2MnO4 = H3AsO3 + CrMnO4 =>
Cr3(AsO3)2 + 3 H2MnO4 = 2 H3AsO3 + 3 CrMnO4
Mg(OH)2 + H2Cr2O7 = MgCr2O7 + H2O =>
Mg(OH)2 + H2Cr2O7 = MgCr2O7 + 2 H2O
Br2 + CaI = CaIBr2 =>
Br2 + CaI = CaIBr2
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