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2 Fe(OH)3 = Fe2O3 + 3 H2O
Sb2O3 + NaOH = NaSbO2 + H2O =>
Sb2O3 + 2 NaOH = 2 NaSbO2 + H2O
CaCO3 + CH3COOH = Ca(CH3COO)2 + H2O + CO2 =>
CaCO3 + 2 CH3COOH = Ca(CH3COO)2 + H2O + CO2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Al + O = Al2O3 =>
2 Al + 3 O = Al2O3
C + H2 = C5H14 =>
5 C + 7 H2 = C5H14
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Mg + Fe3O4 = MgO + Fe =>
4 Mg + Fe3O4 = 4 MgO + 3 Fe
Mg + HClO3 = Mg(ClO3)3 + Cl2 + H2O =>
10 Mg + 36 HClO3 = 10 Mg(ClO3)3 + 3 Cl2 + 18 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C + H2 = C6H14 =>
6 C + 7 H2 = C6H14
Mg + Fe2O3 = MgO + Fe =>
3 Mg + Fe2O3 = 3 MgO + 2 Fe
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Hg + HCl = HgCl + H2 =>
2 Hg + 2 HCl = 2 HgCl + H2
Mn2O7 + H2O = MnOH2 + O =>
Mn2O7 + 2 H2O = 2 MnOH2 + 7 O
Mg + HClO3 = Mg(ClO3)2 + Cl2 + H2O =>
5 Mg + 12 HClO3 = 5 Mg(ClO3)2 + Cl2 + 6 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Mn2O7 + H2O = Mn(OH)2 + O =>
Mn2O7 + 2 H2O = 2 Mn(OH)2 + 5 O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
H2 + N2O3 = H2O + N2 =>
3 H2 + N2O3 = 3 H2O + N2
Fe(NO3)3 + NH3 + H2O = Fe(OH)3 + NH4NO3 =>
Fe(NO3)3 + 3 NH3 + 3 H2O = Fe(OH)3 + 3 NH4NO3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
LiOH + CO2 = Li2CO3 + H2O =>
2 LiOH + CO2 = Li2CO3 + H2O
MoS2 + O2 = MoO3 + SO2 =>
2 MoS2 + 7 O2 = 2 MoO3 + 4 SO2
ZnCO3 + HCl = ZnCl2 + H2O + CO2 =>
ZnCO3 + 2 HCl = ZnCl2 + H2O + CO2
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
Ba + CuCl2 = BaCl2 + Cu =>
Ba + CuCl2 = BaCl2 + Cu
KOH + CaNO3 = KNO3 + CaOH =>
KOH + CaNO3 = KNO3 + CaOH
ZnCl2 + NaOH = Zn(OH)2 + NaCl =>
ZnCl2 + 2 NaOH = Zn(OH)2 + 2 NaCl
NaBr + NaBrO3 + H2SO4 = Br2 + Na2SO4 + H2O =>
5 NaBr + NaBrO3 + 3 H2SO4 = 3 Br2 + 3 Na2SO4 + 3 H2O
Ca(OH)2 = Ca + OH =>
Ca(OH)2 = Ca + 2 OH
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Cu(OH)2 + HNO3(aq) = Cu(NO3)2(aq) + H2O(aq) =>
Cu(OH)2 + 2 HNO3(aq) = Cu(NO3)2(aq) + 2 H2O(aq)
K2CO3 = K2O + CO2 =>
K2CO3 = K2O + CO2
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
C7H8O + O2 = CO2 + H2O =>
2 C7H8O + 17 O2 = 14 CO2 + 8 H2O
C7H8 + O2 = CO2 + H2O =>
C7H8 + 9 O2 = 7 CO2 + 4 H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Mg + N = Mg3N =>
3 Mg + N = Mg3N
NaHSO4 + NaOH = Na2SO4 + H2O =>
NaHSO4 + NaOH = Na2SO4 + H2O
CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2O =>
2 CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2O
NaHSO4 + NaOH = Na2SO4 + H2O =>
NaHSO4 + NaOH = Na2SO4 + H2O
AgI + Fe2(CO3)3 = FeI3 + Ag2CO3 =>
6 AgI + Fe2(CO3)3 = 2 FeI3 + 3 Ag2CO3
Zn(OH)2 + HCl = ZnCl2 + H2O =>
Zn(OH)2 + 2 HCl = ZnCl2 + 2 H2O
Cr2O3 + KClO + KOH = K2CrO4 + KCl + H2O =>
Cr2O3 + 3 KClO + 4 KOH = 2 K2CrO4 + 3 KCl + 2 H2O
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
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