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CH4 + 2 O2 = CO2 + 2 H2O
KMnO4 + Na2SO2 = K2O + Na2SO4 + MnO2 =>
4 KMnO4 + 3 Na2SO2 = 2 K2O + 3 Na2SO4 + 4 MnO2
Ca + S8 = CaS =>
8 Ca + S8 = 8 CaS
Na + MgF2 = NaF + Mg =>
2 Na + MgF2 = 2 NaF + Mg
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
HCl + Mg = MgCl2 + H2 =>
2 HCl + Mg = MgCl2 + H2
Fe(s) + Cl2(g) = FeCl3(s) =>
2 Fe(s) + 3 Cl2(g) = 2 FeCl3(s)
Ca + S8 = CaS =>
8 Ca + S8 = 8 CaS
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
FeO = Fe + O2 =>
2 FeO = 2 Fe + O2
KI + Hg(C2H3O2)2 = KC2H3O2 + HgI2 =>
2 KI + Hg(C2H3O2)2 = 2 KC2H3O2 + HgI2
LiOH + KOH = Li + K(OH)2 =>
LiOH + KOH = Li + K(OH)2
KI + Hg(C2H3O2)2 = K(C2H3O2) + HgI2 =>
2 KI + Hg(C2H3O2)2 = 2 K(C2H3O2) + HgI2
HNO3 + CaO = Ca(NO3)2 + H2O =>
2 HNO3 + CaO = Ca(NO3)2 + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HC2H3O2(aq) + Ca(OH)2(aq) = Ca(C2H3O2)2(aq) + H2O(l) =>
2 HC2H3O2(aq) + Ca(OH)2(aq) = Ca(C2H3O2)2(aq) + 2 H2O(l)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg + KI = MgKI =>
Mg + KI = MgKI
Co(NO3)2 + NH2CH2COOH = CoO + CO2 + H2O + N2 =>
9 Co(NO3)2 + 10 NH2CH2COOH = 9 CoO + 20 CO2 + 25 H2O + 14 N2
O + Mn2O3 = MnO2 =>
O + Mn2O3 = 2 MnO2
Co + (NH4)SCN = [Co(SCN)4]2 + NH4 =>
2 Co + 8(NH4)SCN = [Co(SCN)4]2 + 8 NH4
FeSO4 + Pb3(PO4)2 = Fe3(PO4)2 + PbSO4 =>
3 FeSO4 + Pb3(PO4)2 = Fe3(PO4)2 + 3 PbSO4
K3N + HBr = KBr + H3N =>
K3N + 3 HBr = 3 KBr + H3N
B(OH)3 + NaOH = Na2B4O7 + H2O =>
4 B(OH)3 + 2 NaOH = Na2B4O7 + 7 H2O
Sr(OH)2 + Ag2SO4 = Sr2SO4 + Ag(OH)2 =>
2 Sr(OH)2 + Ag2SO4 = Sr2SO4 + 2 Ag(OH)2
CH3CH2CHO + O2 = CO2 + H2O =>
CH3CH2CHO + 4 O2 = 3 CO2 + 3 H2O
FeCl3 + HCl = FeCl4 + H =>
FeCl3 + HCl = FeCl4 + H
SO3 = SO2 + O2 =>
2 SO3 = 2 SO2 + O2
Na2CO3*10H2O(s) + HCl(aq) = CO2(g) + H2O(l) + NaCl(aq) =>
Na2CO3*10H2O(s) + 2 HCl(aq) = CO2(g) + 11 H2O(l) + 2 NaCl(aq)
NaHCO3 + C2H4O2 = CO2 + H2O + NaC2H3O2 =>
NaHCO3 + C2H4O2 = CO2 + H2O + NaC2H3O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
ZnCO3 + H2SO4 = ZnSO4 + H2O + CO2 =>
ZnCO3 + H2SO4 = ZnSO4 + H2O + CO2
Ca(OH)2 + BaO = CaO + Ba(OH)2 =>
Ca(OH)2 + BaO = CaO + Ba(OH)2
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
NO2 + Na2O = NaNO3 + NaNO2 =>
2 NO2 + Na2O = NaNO3 + NaNO2
FeO = Fe + O2 =>
2 FeO = 2 Fe + O2
Mg + KI = MgKI =>
Mg + KI = MgKI
H2SO4 + Au = Au2(SO4)3 + H2 =>
3 H2SO4 + 2 Au = Au2(SO4)3 + 3 H2
C6H5MgBr + C8H8O2 = C19H16O + Mg(OH)Br =>
6 C6H5MgBr + 5 C8H8O2 = 4 C19H16O + 6 Mg(OH)Br
CoCl2 + Al = Co3Al2 + Cl2 =>
3 CoCl2 + 2 Al = Co3Al2 + 3 Cl2
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
SnSO4 + BaCl2 = SnCl + Ba(SO4)2 =>
2 SnSO4 + BaCl2 = 2 SnCl + Ba(SO4)2
K2Cr2O7 + H2SO4 = H2O + K2SO4 + CrO3 =>
K2Cr2O7 + H2SO4 = H2O + K2SO4 + 2 CrO3
Cl + LiF = Li + ClF =>
Cl + LiF = Li + ClF
Sn + HNO3 = H2O + NO2 + SnO2 =>
Sn + 4 HNO3 = 2 H2O + 4 NO2 + SnO2
Mg(NO3)2 + Ca(OH)2 = Mg(OH)2 + Ca(NO3)2 =>
Mg(NO3)2 + Ca(OH)2 = Mg(OH)2 + Ca(NO3)2
K(OH) + HClO4 = KClO4 + H2O =>
K(OH) + HClO4 = KClO4 + H2O
Al + KOH + H2SO4 = KAl(SO4)2 + H2O + H2 =>
2 Al + 2 KOH + 4 H2SO4 = 2 KAl(SO4)2 + 2 H2O + 3 H2
Ca + FeF3 = Fe + Ca3F3 =>
3 Ca + FeF3 = Fe + Ca3F3
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