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2 H2S + 3 O2 = 2 H2O + 2 SO2
Na + HOH = NaOH + H2 =>
2 Na + 2 HOH = 2 NaOH + H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
H2SO4 + BaOH = H2O + Ba2SO4 =>
H2SO4 + 2 BaOH = 2 H2O + Ba2SO4
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
HCl + P2O5 = PCl5 + H2O =>
10 HCl + P2O5 = 2 PCl5 + 5 H2O
Li3N + H2O = NH3 + LiOH =>
Li3N + 3 H2O = NH3 + 3 LiOH
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
S8 + H2 = HS =>
S8 + 4 H2 = 8 HS
Na + Br2 = NaBr2 =>
Na + Br2 = NaBr2
S8 + H2 = H2S =>
S8 + 8 H2 = 8 H2S
Na2SO4 + BaCl2 = NaCl + BaSO4 =>
Na2SO4 + BaCl2 = 2 NaCl + BaSO4
CH3COOH + Mg = (CH3COO)2Mg + H2 =>
2 CH3COOH + Mg = (CH3COO)2Mg + H2
NaOH(aq) + Cu2SO4(aq) = Na2SO4 + OHCu =>
2 NaOH(aq) + Cu2SO4(aq) = Na2SO4 + 2 OHCu
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
ZN + HCi = ZNCi2 + H2 =>
ZN + 2 HCi = ZNCi2 + H2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
C3H7 + O2 = CO2 + H2O =>
4 C3H7 + 19 O2 = 12 CO2 + 14 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Na + F = NaF =>
Na + F = NaF
Na + F2 = NaF =>
2 Na + F2 = 2 NaF
H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2
Ca3(PO4)2 + SiO2 + C = P + CaSiO3 + CO =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 2 P + 3 CaSiO3 + 5 CO
AlNO3 + NaOH = AlOH + NaNO3 =>
AlNO3 + NaOH = AlOH + NaNO3
Fe(NO3)3 = Fe2O3 + NO2 + O2 =>
4 Fe(NO3)3 = 2 Fe2O3 + 12 NO2 + 3 O2
Zn + Cl = ZnCl =>
Zn + Cl = ZnCl
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
C12H22O11 + H2O = CH3CH2OH + CO2 =>
C12H22O11 + H2O = 4 CH3CH2OH + 4 CO2
C2H4O + Cu(OH)2 = Cu2O + CO2 + H2O =>
C2H4O + 10 Cu(OH)2 = 5 Cu2O + 2 CO2 + 12 H2O
CrCl3 + C5H8O2 + CO(NH2)2 = Cr(C5H7O2)3 + NH3 + Cl2 + H2O =>
8 CrCl3 + 23 C5H8O2 + 5 CO(NH2)2 = 8 Cr(C5H7O2)3 + 10 NH3 + 12 Cl2 + 3 H2O
KIO3 + KI + HCl = KCl + H2O + I2 =>
KIO3 + 5 KI + 6 HCl = 6 KCl + 3 H2O + 3 I2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Mg + Br = MgBr =>
Mg + Br = MgBr
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K2Cr2O7 + NH3 + H2SO4 = K2SO4 + N2 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 2 NH3 + 4 H2SO4 = K2SO4 + N2 + Cr2(SO4)3 + 7 H2O
Fe2O3 + KNO3 + KOH = K2FeO4 + KNO2 + H2O =>
Fe2O3 + 3 KNO3 + 4 KOH = 2 K2FeO4 + 3 KNO2 + 2 H2O
Al(OH)2 + H2SO4 = Al2(SO4)2 + H2O =>
2 Al(OH)2 + 2 H2SO4 = Al2(SO4)2 + 4 H2O
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
BaCl2 + Na2So4 = BaSo4 + NaCl =>
BaCl2 + Na2So4 = BaSo4 + 2 NaCl
Na2SO4 + C = Na2S + CO =>
Na2SO4 + 4 C = Na2S + 4 CO
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
Zn + HNO3 = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + N2O + 5 H2O
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
AgNO3 + Cu = Ag + Cu(NO3)2 =>
2 AgNO3 + Cu = 2 Ag + Cu(NO3)2
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
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