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4 Na + O2 = 2 Na2O
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
CuCl2 + NaNO3 = Cu(NO3)2 + NaCl =>
CuCl2 + 2 NaNO3 = Cu(NO3)2 + 2 NaCl
Ti + Cl2 = TiCl4 =>
Ti + 2 Cl2 = TiCl4
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe + C = Fe4C3 =>
4 Fe + 3 C = Fe4C3
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Cu + S = Cu2S =>
2 Cu + S = Cu2S
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Cd(s) + H3PO4(aq) = HCdPO4(aq) + H2(g) =>
Cd(s) + H3PO4(aq) = HCdPO4(aq) + H2(g)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
ZnCl2 + H2S = ZnS + HCl =>
ZnCl2 + H2S = ZnS + 2 HCl
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
C6H12(g) + O2(g) = CO2(g) + H2O(l) =>
C6H12(g) + 9 O2(g) = 6 CO2(g) + 6 H2O(l)
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
Mg + HC2H3O2 = Mg(C2H3O2)2 + H2 =>
Mg + 2 HC2H3O2 = Mg(C2H3O2)2 + H2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Mg + S = MgS =>
Mg + S = MgS
HNO3 + Na2O = NaNO3 + H2O =>
2 HNO3 + Na2O = 2 NaNO3 + H2O
Cr2O3 + C = Cr + CO =>
Cr2O3 + 3 C = 2 Cr + 3 CO
CaO + H3PO4 = Ca3(PO4)2 + H2O =>
3 CaO + 2 H3PO4 = Ca3(PO4)2 + 3 H2O
Al + F2 = AlF3 =>
2 Al + 3 F2 = 2 AlF3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
As + O2 = As2O5 =>
4 As + 5 O2 = 2 As2O5
HNO3 + Na2O = NaNO3 + H2O =>
2 HNO3 + Na2O = 2 NaNO3 + H2O
Hg + I2 = HgI =>
2 Hg + I2 = 2 HgI
CO2 + KOH = K2CO3 + H2O =>
CO2 + 2 KOH = K2CO3 + H2O
ZnCO3 + HClO3 = H2O + Zn(ClO3)2 + CO2 =>
ZnCO3 + 2 HClO3 = H2O + Zn(ClO3)2 + CO2
Ga + O2 = Ga2O3 =>
4 Ga + 3 O2 = 2 Ga2O3
KOH + H2CrO4 = K2CrO4 + H2O =>
2 KOH + H2CrO4 = K2CrO4 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HF + Fe(OH)3 = H2O + FeF3 =>
3 HF + Fe(OH)3 = 3 H2O + FeF3
Pb + Cl2 = PbCl2 =>
Pb + Cl2 = PbCl2
Pb + Cl2 = PbCl4 =>
Pb + 2 Cl2 = PbCl4
MgCl2 + O2 = Mg(ClO3)2 =>
MgCl2 + 3 O2 = Mg(ClO3)2
IBr + NH3 = NH4Br + NI3 =>
3 IBr + 4 NH3 = 3 NH4Br + NI3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
XeF4 + SF4 = Xe + SF6 =>
XeF4 + 2 SF4 = Xe + 2 SF6
C9H8O6 + O2 = CO + H2O =>
2 C9H8O6 + 7 O2 = 18 CO + 8 H2O
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
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