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2 Na + H2SO4 = Na2SO4 + H2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
KNo2 + KMnO4 + H2O = KNo3 + MnO2 + KOH =>
9 KNo2 + KMnO4 + 2 H2O = 6 KNo3 + MnO2 + 4 KOH
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
S + O2 = SO2 =>
S + O2 = SO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
BF3 + Li2(SO3) = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2(SO3) = B2(SO3)3 + 6 LiF
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
Na + H2 = NaH =>
2 Na + H2 = 2 NaH
FeO + CO = Fe + CO2 =>
FeO + CO = Fe + CO2
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
HNO3 + H2O = NH3 + H2O2 =>
HNO3 + 5 H2O = NH3 + 4 H2O2
SnCl2 + NH4OH = SnO2 + NH4Cl + H2 =>
SnCl2 + 2 NH4OH = SnO2 + 2 NH4Cl + H2
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
SnCl2 + NH4OH + O2 = SnO2 + NH4Cl + H2O =>
2 SnCl2 + 4 NH4OH + O2 = 2 SnO2 + 4 NH4Cl + 2 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Fe2O3 + NaNO3 + KOH = K2FeO4 + NaNO2 + H2O =>
Fe2O3 + 3 NaNO3 + 4 KOH = 2 K2FeO4 + 3 NaNO2 + 2 H2O
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
(NH4)3PO4 + Ba(OH)2 = Ba3(PO4)2 + NH4OH =>
2(NH4)3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 NH4OH
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
MgSO4 + NaOH = Mg(OH)2 + Na2SO4 =>
MgSO4 + 2 NaOH = Mg(OH)2 + Na2SO4
V2O5 + CaS = CaO + V2S5 =>
V2O5 + 5 CaS = 5 CaO + V2S5
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Al2O3 + SO3 = Al2(SO4)3 =>
Al2O3 + 3 SO3 = Al2(SO4)3
SnCl2 + NH4OH = SnO2 + NH4Cl + H2 =>
SnCl2 + 2 NH4OH = SnO2 + 2 NH4Cl + H2
NaOH + (NH4)3PO4 = Na3PO4 + H2O + NH3 =>
3 NaOH + (NH4)3PO4 = Na3PO4 + 3 H2O + 3 NH3
H2O2 + SO2 = H2SO4 =>
H2O2 + SO2 = H2SO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Sr(OH)2 + HCl = SrCl2 + H2O =>
Sr(OH)2 + 2 HCl = SrCl2 + 2 H2O
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