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3 Fe + 4 H2O = Fe3O4 + 4 H2
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Mg + HNO3 = Mg(NO3)2 + NO2 + H2O =>
Mg + 4 HNO3 = Mg(NO3)2 + 2 NO2 + 2 H2O
C25H52 + H2O2 = H2O + CO2 =>
C25H52 + 76 H2O2 = 102 H2O + 25 CO2
Mg + HNO3 = Mg(NO3)2 + NO2 + H2O =>
Mg + 4 HNO3 = Mg(NO3)2 + 2 NO2 + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Mg + HNO3 = Mg(NO3)2 + NO2 + H2O =>
Mg + 4 HNO3 = Mg(NO3)2 + 2 NO2 + 2 H2O
Fe2O3 + carbonmonoxide = iron + carbondioxide =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
HNO3 + NAOH = NANO3 + H2O =>
HNO3 + NAOH = NANO3 + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Bi2O3 + NaOH + NaClO = NaBiO3 + NaCl + H2O =>
Bi2O3 + 2 NaOH + 2 NaClO = 2 NaBiO3 + 2 NaCl + H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
Al(ClO4)3 + H2O = Al(OH)3 + HClO4 =>
Al(ClO4)3 + 3 H2O = Al(OH)3 + 3 HClO4
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CaO + hydrochloricacid = CaCl2 + water =>
CaO + 2 HCl = CaCl2 + H2O
CH3CH2OH + O2 = H20 + CH3COOH =>
10 CH3CH2OH + 5 O2 = H20 + 10 CH3COOH
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
HN3 + O2 + H2O = HNO3 =>
HN3 + 4 O2 + H2O = 3 HNO3
S + O2 = SO2 =>
S + O2 = SO2
S + O = SO =>
S + O = SO
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
K2Cr2O7 + H2SO4 + H2C2O4 = Cr2(SO4)3 + CO2 + K2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 H2C2O4 = Cr2(SO4)3 + 6 CO2 + K2SO4 + 7 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
CrO + O2 = Cr2O3 =>
4 CrO + O2 = 2 Cr2O3
KMnO4 + H2SO4 + Na3AsO3 = K2SO4 + MnSO4 + Na3AsO4 + H20 =>
20 KMnO4 + 30 H2SO4 + 80 Na3AsO3 = 10 K2SO4 + 20 MnSO4 + 80 Na3AsO4 + 3 H20
SiCl4 + H2O = H4SiO4 + HCl =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Mg(oh)2 + H2SO4 = MgSO4 + H20 =>
5 Mg(oh)2 + 10 H2SO4 = 10 MgSO4 + H20
C10H16N2O8 + NaOH = C10H14N2Na2O8 + H2O =>
C10H16N2O8 + 2 NaOH = C10H14N2Na2O8 + 2 H2O
Mg(oh)2 + H2SO4 = MgSO4 + H20 =>
5 Mg(oh)2 + 10 H2SO4 = 10 MgSO4 + H20
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
KNO3 = KNO2 + oxygen =>
2 KNO3 = 2 KNO2 + O2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
magnesium + oxygen = magnesiumoxide =>
2 Mg + O2 = 2 MgO
NaBr + Cl2 = NaCl2 + Br2 =>
2 NaBr + 2 Cl2 = 2 NaCl2 + Br2
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
HCl + Na2Co3 = NaCl + Co2 + H20 =>
20 HCl + 10 Na2Co3 = 20 NaCl + 15 Co2 + H20
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
copper(ii)oxide + hydrogen = copper + water =>
CuO + H2 = Cu + H2O
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
sodium + chlorine = sodiumchloride =>
2 Na + Cl2 = 2 NaCl
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