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2 Na + 2 H2O = 2 NaOH + H2
H2SO4(ac) + NaOH(ac) = H2O(l) + Na2SO4(ac) =>
H2SO4(ac) + 2 NaOH(ac) = 2 H2O(l) + Na2SO4(ac)
Mg + H2So4 = Mg2So4 + H2 =>
2 Mg + H2So4 = Mg2So4 + H2
Cr2O3 + Mg = Cr + MgO =>
Cr2O3 + 3 Mg = 2 Cr + 3 MgO
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C6H12O6 + O2 = H2O + CO2 =>
C6H12O6 + 6 O2 = 6 H2O + 6 CO2
NACl + H2O = NAOH + Cl2 + H2 =>
2 NACl + 2 H2O = 2 NAOH + Cl2 + H2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Li(s) + AuCl3 = LiCl(aq) + Au(s) =>
3 Li(s) + AuCl3 = 3 LiCl(aq) + Au(s)
HI(g) = H2(g) + I2(g) =>
2 HI(g) = H2(g) + I2(g)
Na2CO3 + C + N2 = CO + NaCN =>
Na2CO3 + 4 C + N2 = 3 CO + 2 NaCN
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
PB(CH3COO)2 + HCl = PBCl2 + CH3COOH =>
PB(CH3COO)2 + 2 HCl = PBCl2 + 2 CH3COOH
H2O + MnO2 = Mn(OH)2 + OH =>
2 H2O + MnO2 = Mn(OH)2 + 2 OH
Fe(s) + F2(g) = FeF3(s) =>
2 Fe(s) + 3 F2(g) = 2 FeF3(s)
CH44 + O2 = CO2 + H2O =>
CH44 + 12 O2 = CO2 + 22 H2O
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
BCl3 + H2O = H3BO3 + HCl =>
BCl3 + 3 H2O = H3BO3 + 3 HCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Li2CrO4(aq) + BaCl2(aq) = LiCl(aq) + BaCrO4(s) =>
Li2CrO4(aq) + BaCl2(aq) = 2 LiCl(aq) + BaCrO4(s)
BF3 + H2O = H3BO3 + HBF4 =>
4 BF3 + 3 H2O = H3BO3 + 3 HBF4
NH3 + O2 = NO + H20 =>
20 NH3 + 10 O2 = 20 NO + 3 H20
H[SbCl4] + NaOH = Sb(OH)3 + NaCl + H2O =>
H[SbCl4] + 4 NaOH = Sb(OH)3 + 4 NaCl + H2O
NA + F2 = NAF =>
2 NA + F2 = 2 NAF
Cl2O7 + H2O = HClO4 =>
Cl2O7 + H2O = 2 HClO4
Fe(s) + F2(g) = FeF3(s) =>
2 Fe(s) + 3 F2(g) = 2 FeF3(s)
Li(s) + AuCl3 = LiCl(aq) + Au(s) =>
3 Li(s) + AuCl3 = 3 LiCl(aq) + Au(s)
V(s) + O2(g) = V2O5(s) =>
4 V(s) + 5 O2(g) = 2 V2O5(s)
Na(s) + MgI2(g) = NaI(aq) + Mg(s) =>
2 Na(s) + MgI2(g) = 2 NaI(aq) + Mg(s)
FeO(s) + O2(g) = Fe2O3(s) =>
4 FeO(s) + O2(g) = 2 Fe2O3(s)
Cl2O7 + H2O = HClO4 =>
Cl2O7 + H2O = 2 HClO4
Mg(s) + FeCl3(aq) = Fe(s) + MgCl2(aq) =>
3 Mg(s) + 2 FeCl3(aq) = 2 Fe(s) + 3 MgCl2(aq)
Mg(s) + FeCl3(aq) = Fe(s) + MgCl(aq) =>
3 Mg(s) + FeCl3(aq) = Fe(s) + 3 MgCl(aq)
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
MgCo + C = MgC2 + Co =>
MgCo + 2 C = MgC2 + Co
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Na{+} + Cl{-} = NaCl =>
Na{+} + Cl{-} = NaCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH4 + O2(g) = H2O + CO2 =>
CH4 + 2 O2(g) = 2 H2O + CO2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
C2H6O + BrO3 = CO2 + Br + H2O =>
C2H6O + 2 BrO3 = 2 CO2 + 2 Br + 3 H2O
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