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Al2O3 + H2 = 2 AlO + H2O
MgBr2 + O2 = Mg(BrO3)2 =>
MgBr2 + 3 O2 = Mg(BrO3)2
Ca + HPO4 = CaPO4 + H2 =>
2 Ca + 2 HPO4 = 2 CaPO4 + H2
KMnO4 + HCl + NaCl = K2MnCl6 + Na3MnCl6 + Cl2 + H2O =>
4 KMnO4 + 32 HCl + 6 NaCl = 2 K2MnCl6 + 2 Na3MnCl6 + 7 Cl2 + 16 H2O
Ca = Ca(oh)2 =>
2 Ca = Ca(oh)2
NaHCO3HCl = NaClH2OCO2 =>
NaHCO3HCl = NaClH2OCO2
FeCO3 + HNO3 = Fe(NO3)3 + CO2 + NO2 + H2O =>
FeCO3 + 4 HNO3 = Fe(NO3)3 + CO2 + NO2 + 2 H2O
K2(Pb(OH)4) = KOH + PbO + H2O =>
K2(Pb(OH)4) = 2 KOH + PbO + H2O
Ag(s) + HNO3 = AgNO3(aq) + H2 =>
2 Ag(s) + 2 HNO3 = 2 AgNO3(aq) + H2
Ca(HSO3)2 + HCl = SO2 + CaCl2 + H2O =>
Ca(HSO3)2 + 2 HCl = 2 SO2 + CaCl2 + 2 H2O
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO3 + H2O =>
8 FeSO4 + K2Cr2O7 + 8 H2SO4 = 4 Fe2(SO4)3 + Cr2(SO4)3 + K2SO3 + 8 H2O
I2 + NaOH + Na2SO3 = NaI + Na2SO4 + H2O =>
I2 + 2 NaOH + Na2SO3 = 2 NaI + Na2SO4 + H2O
FeCl3 + NaOH = NaCl + Fe(OH)3 =>
FeCl3 + 3 NaOH = 3 NaCl + Fe(OH)3
Si + NaOH = [SiO4] + Na + H2 =>
Si + 4 NaOH = [SiO4] + 4 Na + 2 H2
Fe + KMnO4 + HCl = FeCl + MnCl + KCl + H2O =>
6 Fe + KMnO4 + 8 HCl = 6 FeCl + MnCl + KCl + 4 H2O
NaOH + Y2O3 + RuO2 = NaYRuO4 + H2O =>
2 NaOH + Y2O3 + 2 RuO2 = 2 NaYRuO4 + H2O
Fe(CH3COO)3 + NaOH = Fe(OH)3 + NaCH3COO =>
Fe(CH3COO)3 + 3 NaOH = Fe(OH)3 + 3 NaCH3COO
MgF2 + I2 = MgI2 + F2 =>
MgF2 + I2 = MgI2 + F2
BaCl2 + Fe2(SO4) = Ba(SO4) + FeCl =>
BaCl2 + Fe2(SO4) = Ba(SO4) + 2 FeCl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
KHCO3(aq) + HI(aq) = KI(aq) + H2O(l) + CO2(g) =>
KHCO3(aq) + HI(aq) = KI(aq) + H2O(l) + CO2(g)
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Ca2 + H2O = Ca(OH)2 + H =>
Ca2 + 4 H2O = 2 Ca(OH)2 + 4 H
Fe(SO4)CoBr2 = FeBr2CoSO4 =>
Fe(SO4)CoBr2 = FeBr2CoSO4
K2Cr2O7 + KOH = K2CrO4 + H2O =>
K2Cr2O7 + 2 KOH = 2 K2CrO4 + H2O
Zn + H3C6H5O7 = Zn(C6H5O7)2 + H2 =>
Zn + 2 H3C6H5O7 = Zn(C6H5O7)2 + 3 H2
CH3COCH3 + LiAlH4 + H2O = CH3CHOHCH3 + LiH2AlO3 =>
4 CH3COCH3 + LiAlH4 + 3 H2O = 4 CH3CHOHCH3 + LiH2AlO3
Si + H2O = SiO2 + H2* =>
Si + 2 H2O = SiO2 + 2 H2*
Cl + Mg(OH)2 = MgCl2 + HO =>
2 Cl + Mg(OH)2 = MgCl2 + 2 HO
MnO2 + KOH = KMnO4 + Mn2O3 + H2O =>
8 MnO2 + 2 KOH = 2 KMnO4 + 3 Mn2O3 + H2O
FeCl3 + Na2CO3 = Fe2(CO3)3 + NaCl =>
2 FeCl3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaCl
C2H5 + OH = C + H2O =>
C2H5 + 5 OH = 2 C + 5 H2O
C3H5(NO3)3 = CO2 + H2 + N2 + O2 =>
2 C3H5(NO3)3 = 6 CO2 + 5 H2 + 3 N2 + 3 O2
FeSO4 + BaCl2 = FeCl2 + BaSO4 =>
FeSO4 + BaCl2 = FeCl2 + BaSO4
SO2Cl2 + ClO + H2 = H2SO4 + HCl =>
SO2Cl2 + 2 ClO + 3 H2 = H2SO4 + 4 HCl
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Pb3O4 + C = Pb + CO2 =>
Pb3O4 + 2 C = 3 Pb + 2 CO2
CrO7{2-} + H{+} + Cl{-} = Cr{3+} + H2O + Cl2 =>
2 CrO7{2-} + 28 H{+} + 18 Cl{-} = 2 Cr{3+} + 14 H2O + 9 Cl2
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
NaOH + CrO3 = Na2CrO4 + H2O =>
2 NaOH + CrO3 = Na2CrO4 + H2O
BCl3 + Si = SiCl4 + B =>
4 BCl3 + 3 Si = 3 SiCl4 + 4 B
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
Hg + H2SO4 = HgSO4 + SO2 + H2O =>
Hg + 2 H2SO4 = HgSO4 + SO2 + 2 H2O
N2O5 + Water = NHO3 =>
N2O5 + H2O = 2 NHO3
K + HNO3 = K(NO3)2 + N2O + H2O =>
4 K + 10 HNO3 = 4 K(NO3)2 + N2O + 5 H2O
Ca(s) + AgCl(aq) = Ag(s) + CaCl2(aq) =>
Ca(s) + 2 AgCl(aq) = 2 Ag(s) + CaCl2(aq)
FeI2 + Cl2 = FeCl3 + I =>
2 FeI2 + 3 Cl2 = 2 FeCl3 + 4 I
K + HNO3 = K(NO3)2 + N2O + H2O =>
4 K + 10 HNO3 = 4 K(NO3)2 + N2O + 5 H2O
N2O5 + Water = NHO3 =>
N2O5 + H2O = 2 NHO3
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