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2 Zn + 4 HClO4 = 2 ZnCl2 + 2 H2O + 7 O2
HAc + Mg = MgAc2 + H2 =>
2 HAc + Mg = MgAc2 + H2
SO2(g) + H2O(l) = H2SO3(ac) =>
SO2(g) + H2O(l) = H2SO3(ac)
NH3 + HNO3 = NH4 + NO3 =>
NH3 + HNO3 = NH4 + NO3
HNO3 = N2O5 + H2O =>
2 HNO3 = N2O5 + H2O
C10H19O3N + H2O = CH4 + CO2 + NH3 =>
4 C10H19O3N + 18 H2O = 25 CH4 + 15 CO2 + 4 NH3
Pb + PbO2 + H{+} + SO4{2-} = PbSO4 + H2O =>
Pb + PbO2 + 4 H{+} + 2 SO4{2-} = 2 PbSO4 + 2 H2O
PbO2(calor) = Pb + O2 =>
PbO2(calor) = Pb + O2
SiCl2H2 + NH3 = Si3N4 + NH4Cl + H2 =>
3 SiCl2H2 + 10 NH3 = Si3N4 + 6 NH4Cl + 6 H2
Cu + O2 + NH3 + H2O = (Cu(NH3)4)(OH)2 =>
2 Cu + O2 + 8 NH3 + 2 H2O = 2(Cu(NH3)4)(OH)2
C6H4(COOH)2 + O2 = CO2 + H2O =>
2 C6H4(COOH)2 + 15 O2 = 16 CO2 + 6 H2O
SO2(g) + H2O(l) = H2SO3(l) =>
SO2(g) + H2O(l) = H2SO3(l)
Fe + Br2 = FeBr2 =>
Fe + Br2 = FeBr2
ZnSO4 + Zn(NO3)2 = ZnNO3 + Zn(SO4)2 =>
2 ZnSO4 + Zn(NO3)2 = 2 ZnNO3 + Zn(SO4)2
NH3 + HNO3 = N2 + H2O =>
5 NH3 + 3 HNO3 = 4 N2 + 9 H2O
(Ag(NH3)2)Cl + Pb(CH3COO)2 = PbCl2 + NH3 + (CH3COO)Ag =>
2(Ag(NH3)2)Cl + Pb(CH3COO)2 = PbCl2 + 4 NH3 + 2(CH3COO)Ag
C6H5COOH + FeCl3 = (C6H5COO)3Fe + HCl =>
3 C6H5COOH + FeCl3 = (C6H5COO)3Fe + 3 HCl
CaSO3 + HCl = CaCl2 + H2O + SO2 =>
CaSO3 + 2 HCl = CaCl2 + H2O + SO2
Cu + NH3 + O2 + H2O = [Cu(NH3)2](OH) =>
4 Cu + 8 NH3 + O2 + 2 H2O = 4[Cu(NH3)2](OH)
H2O2 + PCl3 = H3PO3 + Cl2 =>
3 H2O2 + 2 PCl3 = 2 H3PO3 + 3 Cl2
Ca(OH)2 + Co(NO3)2 = Ca(NO3)2 + Co(OH)2 =>
Ca(OH)2 + Co(NO3)2 = Ca(NO3)2 + Co(OH)2
HPO3 + H2O = H4P2O7 =>
2 HPO3 + H2O = H4P2O7
CaC2 + H2O = C2H2 + Ca + HO =>
CaC2 + 2 H2O = C2H2 + Ca + 2 HO
NaNO2 + K2Cr2O7 + H2SO4 = NaNO3 + Cr2(SO4)3 + H2O + K2SO4 =>
3 NaNO2 + K2Cr2O7 + 4 H2SO4 = 3 NaNO3 + Cr2(SO4)3 + 4 H2O + K2SO4
CO2(g) + H2O(l) = C6H12O6(s) + O2(g) =>
6 CO2(g) + 6 H2O(l) = C6H12O6(s) + 6 O2(g)
SiO2 + H2S = SiS2 + H2O =>
SiO2 + 2 H2S = SiS2 + 2 H2O
SO2(g) + H2O(l) = H2SO3 =>
SO2(g) + H2O(l) = H2SO3
Cu + NH3 + O2 + H2O = [Cu(NH3)4](OH)2 =>
2 Cu + 8 NH3 + O2 + 2 H2O = 2[Cu(NH3)4](OH)2
Na + CuCI = Cu + NaCI =>
Na + CuCI = Cu + NaCI
KCl(aq) + NaOH(aq) = KOH + NaCl =>
KCl(aq) + NaOH(aq) = KOH + NaCl
KO2 + Cl2 = KCl + O2 =>
2 KO2 + Cl2 = 2 KCl + 2 O2
NaH2PO4 = NaH2PO2 + O2 =>
NaH2PO4 = NaH2PO2 + O2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
SO2(g) + H2O(l) = H2SO3(g) =>
SO2(g) + H2O(l) = H2SO3(g)
SiH10 + O2 = SiO2 + H2O =>
2 SiH10 + 7 O2 = 2 SiO2 + 10 H2O
La2O3 + MnCO3 + Nb2O5 + O = La100Mn96Nb4O300 + CO2 =>
50 La2O3 + 96 MnCO3 + 2 Nb2O5 + 44 O = La100Mn96Nb4O300 + 96 CO2
S + N{+5} = S{+4} + N{-2} =>
7 S + 4 N{+5} = 7 S{+4} + 4 N{-2}
Cu + Nh3 + O2 + H2O = Cu(Nh3)4(OH)2 =>
2 Cu + 8 Nh3 + O2 + 2 H2O = 2 Cu(Nh3)4(OH)2
ZnSO4 = Zn{+2} + SO4{-2} =>
ZnSO4 = Zn{+2} + SO4{-2}
Mn(NO3)2 + CH4N2O = MnO2 + CO2 + H2O + N2 =>
3 Mn(NO3)2 + 4 CH4N2O = 3 MnO2 + 4 CO2 + 8 H2O + 7 N2
KNO2 + AlCl3 = KCl + Al + NO2 =>
3 KNO2 + AlCl3 = 3 KCl + Al + 3 NO2
NH3 + NaOH = H2O + NaNH2 =>
NH3 + NaOH = H2O + NaNH2
Fe + Bi2O3 = Fe2O3 + Bi =>
2 Fe + Bi2O3 = Fe2O3 + 2 Bi
F2 + KBr = KF + Br2 =>
F2 + 2 KBr = 2 KF + Br2
HCOOH + NaOH = NaHCOO + H2O =>
HCOOH + NaOH = NaHCOO + H2O
Cl2(g) + LiI(aq) = LiCl(aq) + I2(g) =>
Cl2(g) + 2 LiI(aq) = 2 LiCl(aq) + I2(g)
Na2O + Cl2 = NaCl + ClO =>
2 Na2O + 3 Cl2 = 4 NaCl + 2 ClO
NaCl + Ba(No3)2 = NaNo3 + BaCl2 =>
2 NaCl + Ba(No3)2 = 2 NaNo3 + BaCl2
Cu + O2 + NH3 + H2O = [Cu(NH3)2]OH =>
4 Cu + O2 + 8 NH3 + 2 H2O = 4[Cu(NH3)2]OH
HCOOH + NaOH = NaCOOH + H2O =>
HCOOH + NaOH = NaCOOH + H2O
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