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2 H2S + 3 O2 = 2 H2O + 2 SO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
FE + CUSO4 = FESO4 + CU =>
FE + CUSO4 = FESO4 + CU
C2H4 + H2 = C4H10 =>
2 C2H4 + H2 = C4H10
NO + H3O = NH3 + O2 =>
NO + H3O = NH3 + O2
N2 + H3O = NH3 + O2 =>
N2 + 2 H3O = 2 NH3 + O2
MnCl2 + KOH = Mn(OH)2 + KCl =>
MnCl2 + 2 KOH = Mn(OH)2 + 2 KCl
Cu + NH3 + H2O + O2 = Cu(NH3)4(OH)2 =>
2 Cu + 8 NH3 + 2 H2O + O2 = 2 Cu(NH3)4(OH)2
Zn + HNO3 = Zn(NO3) + NH4NO3 + H2O =>
8 Zn + 10 HNO3 = 8 Zn(NO3) + NH4NO3 + 3 H2O
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
NaNO2 + KMnO4 + KOH = NaNO3 + K2MnO4 + H2O =>
NaNO2 + 2 KMnO4 + 2 KOH = NaNO3 + 2 K2MnO4 + H2O
P + O2 = PO5 =>
2 P + 5 O2 = 2 PO5
(NH4)2SO4 + NaOH = NH4OH + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH4OH + Na2SO4
SnI4 + (PPh3) = (PPh3)SnI4 =>
SnI4 + (PPh3) = (PPh3)SnI4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
SnI4 + (PPh3)2 = (PPh3)SnI4 =>
2 SnI4 + (PPh3)2 = 2(PPh3)SnI4
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
Ga(NO3)3 + C6H8O7 = GaC6H9O6 + N2 + CO2 + H2 =>
2 Ga(NO3)3 + 6 C6H8O7 = 2 GaC6H9O6 + 3 N2 + 24 CO2 + 15 H2
Ga(NO3)3 + C6H8O7H2O = GaC6H9O6 + N2 + CO2 + H2 =>
4 Ga(NO3)3 + 15 C6H8O7H2O = 4 GaC6H9O6 + 6 N2 + 66 CO2 + 57 H2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CuS + HNO3 = Cu(NO3)2 + NO + S + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 3 S + 4 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
FeS + HNO3 = Fe(NO3)2 + NO + S + H2O =>
3 FeS + 8 HNO3 = 3 Fe(NO3)2 + 2 NO + 3 S + 4 H2O
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
Al2O3 + NaOH + HF = Na3AlF6 + H2O =>
Al2O3 + 6 NaOH + 12 HF = 2 Na3AlF6 + 9 H2O
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
AgNO3 + KBr = AgBr + KNO3 =>
AgNO3 + KBr = AgBr + KNO3
SnCl2 + KMnO4 + HCl = SnCl4 + MnCl2 + KCl + H2O =>
5 SnCl2 + 2 KMnO4 + 16 HCl = 5 SnCl4 + 2 MnCl2 + 2 KCl + 8 H2O
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
HCl + O2 = Cl + H2O =>
4 HCl + O2 = 4 Cl + 2 H2O
HCl + O2 = Cl2 + H2O =>
4 HCl + O2 = 2 Cl2 + 2 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
NaOH + H3COOH = H2O + NaH2COOH =>
NaOH + H3COOH = H2O + NaH2COOH
Zn + H2SO4 = H2 + ZnSO4 =>
Zn + H2SO4 = H2 + ZnSO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe(NO3)3 = Fe2O3 + NO2 + O2 =>
4 Fe(NO3)3 = 2 Fe2O3 + 12 NO2 + 3 O2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Co + O2 = Co2O3 =>
4 Co + 3 O2 = 2 Co2O3
Pb(OH)2 + OH{-} = Pb(OH)4{2-} =>
Pb(OH)2 + 2 OH{-} = Pb(OH)4{2-}
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
sulfuricacid + sodiumhydroxide = sodiumsulfate + water =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
BaCl2 + KMnO4 = Ba(MnO4)2 + KCl =>
BaCl2 + 2 KMnO4 = Ba(MnO4)2 + 2 KCl
MnO2 + HCl = Cl2 + MnCl2 + H2O =>
MnO2 + 4 HCl = Cl2 + MnCl2 + 2 H2O
Hg(NO3)2 + SnCl2 = Hg2Cl2 + Sn(NO3)2 + Cl2 =>
2 Hg(NO3)2 + 2 SnCl2 = Hg2Cl2 + 2 Sn(NO3)2 + Cl2
HCHO + Cu(OH)2 + NaOH = HCOONa + Cu2O + H2O =>
HCHO + 2 Cu(OH)2 + NaOH = HCOONa + Cu2O + 3 H2O
Hg(NO3)2 + SnCl2 = Hg2Cl2 + Sn(NO3)3 + Cl2 =>
6 Hg(NO3)2 + 4 SnCl2 = 3 Hg2Cl2 + 4 Sn(NO3)3 + Cl2
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