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2 Fe + O2 = Fe2O2
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
C14H30 + O2 = CO2 + H2O =>
2 C14H30 + 43 O2 = 28 CO2 + 30 H2O
Cr2O3 + KNO3 + KOH = K2CrO4 + KNO2 + H2O =>
Cr2O3 + 3 KNO3 + 4 KOH = 2 K2CrO4 + 3 KNO2 + 2 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
NaH2PO4 + NaOH = Na3PO4 + H2O =>
NaH2PO4 + 2 NaOH = Na3PO4 + 2 H2O
Mg(s) + O2(g) = MgO2(s) =>
Mg(s) + O2(g) = MgO2(s)
NO2{-} + I{-} + H{+} = NO + I2 + H2O =>
2 NO2{-} + 2 I{-} + 4 H{+} = 2 NO + I2 + 2 H2O
Na2S + HNO3 = S + NO2 + NaNO3 + H2O =>
Na2S + 4 HNO3 = S + 2 NO2 + 2 NaNO3 + 2 H2O
NH4{+} + NO2{-} = N2 + H2O =>
NH4{+} + NO2{-} = N2 + 2 H2O
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
C6H20N2O12P4 + NaOH = C6H15N2O12P4Na5 + H2O =>
C6H20N2O12P4 + 5 NaOH = C6H15N2O12P4Na5 + 5 H2O
FeS + H2SO4 = FeSO4 + H2S =>
FeS + H2SO4 = FeSO4 + H2S
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Al + HNO3 = Al(NO3)2 + H2 =>
Al + 2 HNO3 = Al(NO3)2 + H2
Mg + H2 = MgH2 =>
Mg + H2 = MgH2
Mg2 + H2 = MgH2 =>
Mg2 + 2 H2 = 2 MgH2
C6H14N2O12P4Na6 + CaCl2 = C6H12N2O12P4CaNa6 + HCl =>
C6H14N2O12P4Na6 + CaCl2 = C6H12N2O12P4CaNa6 + 2 HCl
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
Mg2 + H2 = Mg2H2 =>
Mg2 + H2 = Mg2H2
ZN + O2 = ZNO2 =>
ZN + O2 = ZNO2
C6H15N2O12P4Na5 + CaCl2 = C6H13N2O12P4CaNa5 + HCl =>
C6H15N2O12P4Na5 + CaCl2 = C6H13N2O12P4CaNa5 + 2 HCl
H2S + O2 = H2O + SO =>
H2S + O2 = H2O + SO
CAH2 + H2O = CA(OH)2 + H2 =>
CAH2 + 2 H2O = CA(OH)2 + 2 H2
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
Mg + H2 = MgH2 =>
Mg + H2 = MgH2
Ag2O + NaBr + H2O = AgBr + NaOH =>
Ag2O + 2 NaBr + H2O = 2 AgBr + 2 NaOH
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
CuCl2 + Al = AlCl3 + Cu =>
3 CuCl2 + 2 Al = 2 AlCl3 + 3 Cu
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C7H6O + CH3NO2 = C8H7NO2 + H2O =>
C7H6O + CH3NO2 = C8H7NO2 + H2O
Al + HNO3 = NO2 + H2O + Al2O3 =>
2 Al + 6 HNO3 = 6 NO2 + 3 H2O + Al2O3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
NAHCO3 + C3H4O2 = NAC2H3O2 + CO2 + H2O =>
3 NAHCO3 + 2 C3H4O2 = 3 NAC2H3O2 + 3 CO2 + H2O
F2 + H2 = HF =>
F2 + H2 = 2 HF
K + O2 = KO =>
2 K + O2 = 2 KO
CO2 + Ca(OH)2 = CaCO3 + H2O =>
CO2 + Ca(OH)2 = CaCO3 + H2O
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
Ag2O + NaBr + H2O = AgBr + NaOH =>
Ag2O + 2 NaBr + H2O = 2 AgBr + 2 NaOH
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
KOH + CH3COOH = K + H2O + CH3COO =>
KOH + CH3COOH = K + H2O + CH3COO
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
K + S = KS =>
K + S = KS
FeSO4 + O2 + H2O = FeO(OH) + H2SO4 =>
4 FeSO4 + O2 + 6 H2O = 4 FeO(OH) + 4 H2SO4
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Ca(HCO3)2 = CaCO3 + CO2 + H2O =>
Ca(HCO3)2 = CaCO3 + CO2 + H2O
Al + Ca(NO3)2 = Al(NO3)3 + Ca =>
2 Al + 3 Ca(NO3)2 = 2 Al(NO3)3 + 3 Ca
PCl2 + Cl2 = PCl5 =>
2 PCl2 + 3 Cl2 = 2 PCl5
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