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2 OH + SO3{2-} = SO4{2-} + H2O
BaCl2(aq) + KOH(aq) = Ba(OH)2(aq) + KCl(aq) =>
BaCl2(aq) + 2 KOH(aq) = Ba(OH)2(aq) + 2 KCl(aq)
Li2(CO3) + HCl = LiCl + H2CO3 =>
Li2(CO3) + 2 HCl = 2 LiCl + H2CO3
C6H8O6 + C7H5NaO2 = C6H6 + C6H7O6Na + O2 =>
9 C6H8O6 + 6 C7H5NaO2 = 10 C6H6 + 6 C6H7O6Na + 15 O2
MgI2(aq) + Br2(aq) = MgBr2(aq) + I2(s) =>
MgI2(aq) + Br2(aq) = MgBr2(aq) + I2(s)
Ca(HCO3)2 + H2O = CaO + H2 + HCO3 =>
Ca(HCO3)2 + H2O = CaO + H2 + 2 HCO3
Ga2O3 + NaOH = Ga(OH)3 + Na2O =>
Ga2O3 + 6 NaOH = 2 Ga(OH)3 + 3 Na2O
PO4 + Al = AlPO4 =>
PO4 + Al = AlPO4
NHO3 + P2O3 + H2O = H3PO4 + NO2 =>
4 NHO3 + P2O3 + H2O = 2 H3PO4 + 4 NO2
AgNO2 + HCl = HNO2 + AgCl =>
AgNO2 + HCl = HNO2 + AgCl
LiH + O2 = LiOH =>
2 LiH + O2 = 2 LiOH
Zn + HBr = ZnH + Br =>
Zn + HBr = ZnH + Br
MgCl2 + H2O = Mg(OH)2 + ClH =>
MgCl2 + 2 H2O = Mg(OH)2 + 2 ClH
Na2S2O3 + H2O2(l) = H2O(l) + H2SO4 + Na2SO4 =>
Na2S2O3 + 4 H2O2(l) = 3 H2O(l) + H2SO4 + Na2SO4
HCl + Mg(OH)3 = Mg(OH)Cl2 + H2O =>
2 HCl + Mg(OH)3 = Mg(OH)Cl2 + 2 H2O
AgNO2 + HCl = HNO2 + AgCl =>
AgNO2 + HCl = HNO2 + AgCl
Fe(HSO4)2 + NaOH = FeSO4 + Na2SO4 + H2O =>
Fe(HSO4)2 + 2 NaOH = FeSO4 + Na2SO4 + 2 H2O
CuCl + Sn = CuSn + Cl =>
CuCl + Sn = CuSn + Cl
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
CaPO4 + C = CaP + CO =>
CaPO4 + 4 C = CaP + 4 CO
XF3 + J2SO4 = X2(SO4)3 + JF =>
2 XF3 + 3 J2SO4 = X2(SO4)3 + 6 JF
AgNO2 + HCl = HNO2 + AgCl =>
AgNO2 + HCl = HNO2 + AgCl
(PbNO3)2 + FeSO4 = PbSO4 + FeNO3 =>
(PbNO3)2 + 2 FeSO4 = 2 PbSO4 + 2 FeNO3
Fe2(SO4)3 + H2C2O4 = H2SO4 + Fe2(C2O4)3 =>
Fe2(SO4)3 + 3 H2C2O4 = 3 H2SO4 + Fe2(C2O4)3
K(s) + H2O(aq) = KOH(s) + H2(s) =>
2 K(s) + 2 H2O(aq) = 2 KOH(s) + H2(s)
CoCl2 + KOH + KClO3 = Co2O3 + ClK + H2O =>
6 CoCl2 + 12 KOH + KClO3 = 3 Co2O3 + 13 ClK + 6 H2O
Cl2 + NaI = I2 + NaCl(aq) =>
Cl2 + 2 NaI = I2 + 2 NaCl(aq)
C8H8 + O2 = H2O + C =>
C8H8 + 2 O2 = 4 H2O + 8 C
Na3[Al(OH)6] + NH4Cl = Al(OH)3 + NH4OH + NaCl =>
Na3[Al(OH)6] + 3 NH4Cl = Al(OH)3 + 3 NH4OH + 3 NaCl
Li3N + Cs2S = Li2S + Cs3N =>
2 Li3N + 3 Cs2S = 3 Li2S + 2 Cs3N
CaCl2 + Ag2SO4 = AgCl2 + Ca + SO4 =>
2 CaCl2 + Ag2SO4 = 2 AgCl2 + 2 Ca + SO4
NaBr + MnBr2 = NaMn + BrBr =>
2 NaBr + 2 MnBr2 = 2 NaMn + 3 BrBr
Na + AlCl3 = Al3 + Na3Cl2 =>
27 Na + 6 AlCl3 = 2 Al3 + 9 Na3Cl2
C4H10 + O2 = C4H6O2 + H2O =>
C4H10 + 2 O2 = C4H6O2 + 2 H2O
Si6H6 + H2O = Si(OH)4 + H2 =>
Si6H6 + 24 H2O = 6 Si(OH)4 + 15 H2
NaHCO3 + HCl = CO3H2 + NaCl =>
NaHCO3 + HCl = CO3H2 + NaCl
Fe + Cu2SO4 = FeSO4 + Cu =>
Fe + Cu2SO4 = FeSO4 + 2 Cu
NaCO3 = NaOCO2 =>
NaCO3 = NaOCO2
H4C + O2 = OC + H2O =>
2 H4C + 3 O2 = 2 OC + 4 H2O
C6H6 + CH2Cl2 = C6H5CH3 + Cl =>
C6H6 + CH2Cl2 = C6H5CH3 + 2 Cl
Sn2{+} + {-} = Sn =>
Sn2{+} + e = 2 Sn
Na + MgO2 = Mg + Na2O =>
4 Na + MgO2 = Mg + 2 Na2O
Pb2O = Pb + O22 =>
22 Pb2O = 44 Pb + O22
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
C2H6O + MnO4{-} + H{+} = C2H4O2 + Mn2 + H2O =>
7 C2H6O + 4 MnO4{-} + 4 H{+} = 7 C2H4O2 + 2 Mn2 + 9 H2O
Fe(HSO4)2 + NaOH = FeSO4 + Na2SO4 + H2O =>
Fe(HSO4)2 + 2 NaOH = FeSO4 + Na2SO4 + 2 H2O
Pb(ClO3)2 + Na2S = NaClO3 + PbS =>
Pb(ClO3)2 + Na2S = 2 NaClO3 + PbS
NH3 + H2O2 = HNO3 + NH4OH =>
6 NH3 + 4 H2O2 = HNO3 + 5 NH4OH
AlCl3 + NH3 = Al(NH3) + Cl2 =>
2 AlCl3 + 2 NH3 = 2 Al(NH3) + 3 Cl2
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