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2 HCl + CuCO3 = CuCl2 + CO2 + H2O
NaNO3 = O2NaNO =>
NaNO3 = O2NaNO
HC2H3 + O2 = CO2 + H2O =>
HC2H3 + 3 O2 = 2 CO2 + 2 H2O
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
C6H12O6 + [Ag(NH3)2]OH = Ag + C6H11O7 + NH3 + H2O =>
C6H12O6 + 3[Ag(NH3)2]OH = 3 Ag + C6H11O7 + 6 NH3 + 2 H2O
Cu + H2SO4 + KNO3 = CuSO4 + NO + K2SO4 + H2O =>
3 Cu + 4 H2SO4 + 2 KNO3 = 3 CuSO4 + 2 NO + K2SO4 + 4 H2O
CH4H16 + O2 = CH4 + H2O =>
CH4H16 + 4 O2 = CH4 + 8 H2O
Fe(NO3)2 + Zn = Zn(NO3) + Fe =>
Fe(NO3)2 + 2 Zn = 2 Zn(NO3) + Fe
H2O2 + NaI = O2 + NaH + I =>
H2O2 + 2 NaI = O2 + 2 NaH + 2 I
Li + Co2(CrO4)3 = Li2CrO4 + Co =>
6 Li + Co2(CrO4)3 = 3 Li2CrO4 + 2 Co
Cu3C = Cu + C =>
Cu3C = 3 Cu + C
SnCl2 + Na2CO3 + H2O = Sn(OH)2 + NaCl + CO2 =>
SnCl2 + Na2CO3 + H2O = Sn(OH)2 + 2 NaCl + CO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
SO3 + Sr(OH)2 = H2O + SrSO4 =>
SO3 + Sr(OH)2 = H2O + SrSO4
MnSO4 + H2O = MnOH + HSO4 =>
MnSO4 + H2O = MnOH + HSO4
[Co(H2O)6]Cl2 + NH4Cl + NH3 + H2O2 = [Co(NH3)5(OH2)]Cl3 + H2O =>
2[Co(H2O)6]Cl2 + 2 NH4Cl + 8 NH3 + H2O2 = 2[Co(NH3)5(OH2)]Cl3 + 12 H2O
CrCl2 + Na3PO4 = Cr3(PO4)2 + NaCl =>
3 CrCl2 + 2 Na3PO4 = Cr3(PO4)2 + 6 NaCl
Cr(OH)3 + NaOH = NaCr(OH)4 =>
Cr(OH)3 + NaOH = NaCr(OH)4
FeCl2 + K + [Fe(CN)6] = KFe[Fe(CN)6] + KCl =>
FeCl2 + 3 K + [Fe(CN)6] = KFe[Fe(CN)6] + 2 KCl
HgO(cr) = Hg(l) + O2(g) =>
2 HgO(cr) = 2 Hg(l) + O2(g)
SO3H2O = H2SO4 =>
SO3H2O = H2SO4
Br2 + RbI = RbBr + I2 =>
Br2 + 2 RbI = 2 RbBr + I2
NaOH + HBr = NaBr + H2O =>
NaOH + HBr = NaBr + H2O
Cu(OH)2(s) + NH3(aq) = Cu(NH3)4(aq) + OH(aq) =>
Cu(OH)2(s) + 4 NH3(aq) = Cu(NH3)4(aq) + 2 OH(aq)
NaOH + C22H32O2 + O2 = CH3C8H16C8O16Na + H2O =>
22 NaOH + 17 C22H32O2 + 185 O2 = 22 CH3C8H16C8O16Na + 74 H2O
ZnO + KOH = H2OK2ZnO2 =>
ZnO + 2 KOH = H2OK2ZnO2
KCl + CuCl2 = KCl2 + ClCu =>
KCl + CuCl2 = KCl2 + ClCu
Ca + Fe(OH)3 = Ca(OH)2 + Fe3 =>
9 Ca + 6 Fe(OH)3 = 9 Ca(OH)2 + 2 Fe3
Fe2O3 + Al2O3 = FeAlO3 =>
Fe2O3 + Al2O3 = 2 FeAlO3
SO3H2O = H2SO4 =>
SO3H2O = H2SO4
SrBr2 + (Nh4)2Co3 = SrCo3 + Nh4Br =>
SrBr2 + (Nh4)2Co3 = SrCo3 + 2 Nh4Br
Na3[Co(CN)6] + FeSO4 = Fe3[Co(CN)6]2 + Na2SO4 =>
2 Na3[Co(CN)6] + 3 FeSO4 = Fe3[Co(CN)6]2 + 3 Na2SO4
CuCl2 + KOH = Cu(OH)2 + KCl =>
CuCl2 + 2 KOH = Cu(OH)2 + 2 KCl
BaCl2 + Mg = MgCl + Ba =>
BaCl2 + 2 Mg = 2 MgCl + Ba
Cu(SO4) + CaNO3 = CuNO3 + CaSO4 =>
Cu(SO4) + CaNO3 = CuNO3 + CaSO4
H2C2 + O2 = CO2 + H2O =>
2 H2C2 + 5 O2 = 4 CO2 + 2 H2O
Ni = Ni2 =>
2 Ni = Ni2
O2 + C6H12 = C6H6O4 + H2O =>
7 O2 + 2 C6H12 = 2 C6H6O4 + 6 H2O
PbCi2(aq) + Na2SO4(aq) = PbSO4(s) + NaCi(aq) =>
PbCi2(aq) + Na2SO4(aq) = PbSO4(s) + 2 NaCi(aq)
CuNaHO = CuONaH =>
CuNaHO = CuONaH
N2SO4H8 + CrN3O9 = N2O3H4 + Cr2S3O12 =>
3 N2SO4H8 + 2 CrN3O9 = 6 N2O3H4 + Cr2S3O12
SbCl3 + Na2S2O3 = Sb2S3 + NaCl + NaO3 + Cl2 =>
8 SbCl3 + 6 Na2S2O3 = 4 Sb2S3 + 6 NaCl + 6 NaO3 + 9 Cl2
MnSO4 + HNO3 = Mn(NO3)2 + H2SO4 =>
MnSO4 + 2 HNO3 = Mn(NO3)2 + H2SO4
H2CO3 + CO3 = HCO3 =>
H2CO3 + CO3 = 2 HCO3
HCl + MnSO4 = H2O + MnS + Cl2 =>
8 HCl + MnSO4 = 4 H2O + MnS + 4 Cl2
Li2O + AgNO3 = AgO + Li2NO3 =>
Li2O + AgNO3 = AgO + Li2NO3
HCl + Zi = H2 + ZiCl2 =>
2 HCl + Zi = H2 + ZiCl2
HgO = Hg + (O2)2 =>
4 HgO = 4 Hg + (O2)2
H2SO4 + KMnO4 + Na2S2O3 = MnSO4 + K2SO4 + H2O + Na2SO4 =>
7 H2SO4 + 8 KMnO4 + 5 Na2S2O3 = 8 MnSO4 + 4 K2SO4 + 7 H2O + 5 Na2SO4
HCl + NH4Cl + K2Cr2O7 = KCl + CrCl3 + NO2 + H2O =>
50 HCl + 6 NH4Cl + 7 K2Cr2O7 = 14 KCl + 14 CrCl3 + 6 NO2 + 37 H2O
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