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2 Pb + 6 H3PO4 = 9 H2 + 2 Pb(PO4)3
OCle + Ie = Cle + OIe =>
OCle + Ie = Cle + OIe
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
S4 + Cl4 = S8Cl2 =>
4 S4 + Cl4 = 2 S8Cl2
SCl2 + NH3 = S4N4 + NH4Cl + S =>
6 SCl2 + 16 NH3 = S4N4 + 12 NH4Cl + 2 S
AlI3 + K = KAlI3 =>
AlI3 + K = KAlI3
AgCl(s) + NH3(aq) = Ag(NH3) + Cl =>
AgCl(s) + NH3(aq) = Ag(NH3) + Cl
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
NaK + H2O = Na2O + K2O + H2 =>
2 NaK + 2 H2O = Na2O + K2O + 2 H2
Fe3 + Cl = Fe3Cl =>
Fe3 + Cl = Fe3Cl
AgNO3 + Zn = Ag + ZnNO3 =>
AgNO3 + Zn = Ag + ZnNO3
NaClO + HBr = NaBr + HClO =>
NaClO + HBr = NaBr + HClO
Na(OH) + AgNO3 = NaNO3 + AgOH =>
Na(OH) + AgNO3 = NaNO3 + AgOH
S4 + Cl4 = S8Cl2 =>
4 S4 + Cl4 = 2 S8Cl2
Mg + CH4 = MgH2 + C =>
2 Mg + CH4 = 2 MgH2 + C
NF3 + H2O = HF + N2O3 =>
2 NF3 + 3 H2O = 6 HF + N2O3
KMnO4 + C12H22O11 = K2CO3 + MnO2 + CO2 + H2O =>
16 KMnO4 + C12H22O11 = 8 K2CO3 + 16 MnO2 + 4 CO2 + 11 H2O
Cu{+} + Fe = Cu + Fe{+} =>
Cu{+} + Fe = Cu + Fe{+}
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Mg(s) + Zn(NO3)2(aq) = Mg(NO3)2(aq) + Zn(s) =>
Mg(s) + Zn(NO3)2(aq) = Mg(NO3)2(aq) + Zn(s)
FeSO47H2O + NH3 = NFe + H3SO47H2O =>
FeSO47H2O + NH3 = NFe + H3SO47H2O
Mg2N + Ca2I = Mg2I + Ca2N =>
Mg2N + Ca2I = Mg2I + Ca2N
Na2ZnO2 + NH4OH = [Zn(NH3)4](OH)2 + NaOH + H2O =>
Na2ZnO2 + 4 NH4OH = [Zn(NH3)4](OH)2 + 2 NaOH + 2 H2O
NH3 + Cl = N2H4 + NH4Cl =>
4 NH3 + 2 Cl = N2H4 + 2 NH4Cl
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CH3C6H5NO2 + Fe + HCl = CH3C6H5NH3Cl + FeCl2 + H2O =>
CH3C6H5NO2 + 3 Fe + 7 HCl = CH3C6H5NH3Cl + 3 FeCl2 + 2 H2O
Ca + NaNO2 = Na + CaNO2 =>
Ca + NaNO2 = Na + CaNO2
(NH4)2C2O4(aq) + Sr(NO3)2(aq) = SrC2O4(s) + NH4NO3(aq) =>
(NH4)2C2O4(aq) + Sr(NO3)2(aq) = SrC2O4(s) + 2 NH4NO3(aq)
C6 + H12 + O6 = C6H8O3 =>
6 C6 + 4 H12 + 3 O6 = 6 C6H8O3
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
KSCN + KMnO4 + HCl = SO2 + CO2 + NO + MnCl2 + KCl + H2O =>
5 KSCN + 11 KMnO4 + 38 HCl = 5 SO2 + 5 CO2 + 5 NO + 11 MnCl2 + 16 KCl + 19 H2O
K3N + H2O = H3N + KOH =>
K3N + 3 H2O = H3N + 3 KOH
K2Cr2O7 + H2S + H2SO4 = Cr2(SO4)3 + H2O + K2SO =>
2 K2Cr2O7 + 3 H2S + 5 H2SO4 = 2 Cr2(SO4)3 + 8 H2O + 2 K2SO
Cr(OH)3 + HNO3 = CrNO3 + H4O3 =>
Cr(OH)3 + HNO3 = CrNO3 + H4O3
CaCl2(aq) + AgNO3(aq) = Ca(NO3)2 + AgCl(s) =>
CaCl2(aq) + 2 AgNO3(aq) = Ca(NO3)2 + 2 AgCl(s)
Fe2 + CuSO4 = FeSO4 + Cu =>
Fe2 + 2 CuSO4 = 2 FeSO4 + 2 Cu
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
CH(O) + O2 = CO2 + H2O =>
4 CH(O) + 3 O2 = 4 CO2 + 2 H2O
AlNO3*3 + H2SO4 = Al2SO4*3 + HNO3 =>
2 AlNO3*3 + H2SO4 = Al2SO4*3 + 2 HNO3
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
Na + ZnI2 = NaI + Zn =>
2 Na + ZnI2 = 2 NaI + Zn
Al22 + O22 = Al22O22 =>
Al22 + O22 = Al22O22
FeO3 + C = Fe + CO3 =>
FeO3 + C = Fe + CO3
Fe2O3 + H{+} + PO4{3-} = FeH7(PO4)3{+} + H2O =>
Fe2O3 + 20 H{+} + 6 PO4{3-} = 2 FeH7(PO4)3{+} + 3 H2O
P2 + At2 = PAt3 =>
P2 + 3 At2 = 2 PAt3
Hg + Ag(CN)2{-} = Hg{2+} + CN{-} + Ag =>
Hg + 2 Ag(CN)2{-} = Hg{2+} + 4 CN{-} + 2 Ag
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Au{3+} + NH4{+} + H2O = Au + NO2 + H{+} =>
7 Au{3+} + 3 NH4{+} + 6 H2O = 7 Au + 3 NO2 + 24 H{+}
Ca(OH)2 + (NH4)2SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2 + (NH4)2SO4 = CaSO4 + 2 NH3 + 2 H2O
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