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4 Fe + 3 O2 = 2 Fe2O3
CuSO4 + KI = CuI + KSO4 =>
CuSO4 + KI = CuI + KSO4
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
H2O + FeCl3 = Fe(OH)3 + HCl =>
3 H2O + FeCl3 = Fe(OH)3 + 3 HCl
P2O3 + HBrO3 + H2O = H3PO4 + HBr =>
3 P2O3 + 2 HBrO3 + 9 H2O = 6 H3PO4 + 2 HBr
FECL2 + MG = MGCL2 + FE =>
FECL2 + MG = MGCL2 + FE
H2O + FeCl3 = Fe2O3 + HCl =>
3 H2O + 2 FeCl3 = Fe2O3 + 6 HCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH4H2PO4 + Na2CO3 + FeC2O4 = NaFePO4 + CO + CO2 + NH3 + H2O =>
2 NH4H2PO4 + Na2CO3 + 2 FeC2O4 = 2 NaFePO4 + 2 CO + 3 CO2 + 2 NH3 + 3 H2O
K + O2 = K2O =>
4 K + O2 = 2 K2O
KI + HF + H2O2 = H2O + I2 + KF =>
2 KI + 2 HF + H2O2 = 2 H2O + I2 + 2 KF
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
FeSO4 + H3PO4 + NaOH = NaFePO4 + NaHSO4 + H2O =>
FeSO4 + H3PO4 + 2 NaOH = NaFePO4 + NaHSO4 + 2 H2O
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Fe(NO3)3 + Ba(OH)2 = Fe(OH)3 + Ba(NO3)2 =>
2 Fe(NO3)3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 Ba(NO3)2
KOH + Cl2 = KCl + KClO + H2O =>
2 KOH + Cl2 = KCl + KClO + H2O
NaH2PO2 + NaBrO2 + NaOH = Na4P2O7 + NaBr + H2O =>
2 NaH2PO2 + 2 NaBrO2 + 2 NaOH = Na4P2O7 + 2 NaBr + 3 H2O
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
KClO2 = KCl + KClO4 =>
2 KClO2 = KCl + KClO4
C3H8 + O2 = CO + H2O =>
2 C3H8 + 7 O2 = 6 CO + 8 H2O
H3PO4 + HNO3 + (NH4)2MoO4 = (NH4)3PMo12O40 + NH4NO3 + H2O =>
H3PO4 + 21 HNO3 + 12(NH4)2MoO4 = (NH4)3PMo12O40 + 21 NH4NO3 + 12 H2O
C3H5(C17H35COO)3 + Ca(OH)2 = C3H5(OH)3 + (C17H35COO)2Ca =>
2 C3H5(C17H35COO)3 + 3 Ca(OH)2 = 2 C3H5(OH)3 + 3(C17H35COO)2Ca
Zn + HCl = ZnCl + H2 =>
2 Zn + 2 HCl = 2 ZnCl + H2
PH2 + O2 = PO4 + H2O =>
2 PH2 + 5 O2 = 2 PO4 + 2 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
H2S + H2SO4 = S + H2O =>
3 H2S + H2SO4 = 4 S + 4 H2O
CO2 + H2O = C6H2O6 + O2 =>
12 CO2 + 2 H2O = 2 C6H2O6 + 7 O2
CO2 + LiOH = Li2CO3 + H2O =>
CO2 + 2 LiOH = Li2CO3 + H2O
magnesium + oxygen = magnesiumoxide =>
2 Mg + O2 = 2 MgO
H3PO3 + HNO3 + (NH4)2MoO4 = (NH4)3PMo12O40 + NH4NO3 + H2O =>
4 H3PO3 + 86 HNO3 + 48(NH4)2MoO4 = 4(NH4)3PMo12O40 + 85 NH4NO3 + 47 H2O
magnesium + oxygen = magnesiumoxide =>
2 Mg + O2 = 2 MgO
AgNO3 + NaOH = AgOH + NaNO3 =>
AgNO3 + NaOH = AgOH + NaNO3
FeCl3 + H2O + SO2 = FeCl2 + H2SO4 + HCl =>
2 FeCl3 + 2 H2O + SO2 = 2 FeCl2 + H2SO4 + 2 HCl
KMnO4 + NH3 = NO + MnO2 + KOH + H2O =>
5 KMnO4 + 3 NH3 = 3 NO + 5 MnO2 + 5 KOH + 2 H2O
H2 + Fe(NO3)3 = Fe + HNO3 =>
3 H2 + 2 Fe(NO3)3 = 2 Fe + 6 HNO3
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
I{-} + IO3{-} + H2O = OH{-} + I2 =>
12 I{-} + 2 IO3{-} + 6 H2O = 12 OH{-} + 7 I2
CuO + H = Cu + H2O =>
CuO + 2 H = Cu + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HCl + O2 = Cl2 + H2O =>
4 HCl + O2 = 2 Cl2 + 2 H2O
CH3COOH + NaHCO2 = NaCH3COO + H2O + CO2 =>
3 CH3COOH + 4 NaHCO2 = 4 NaCH3COO + 2 H2O + 2 CO2
Ca(HSO3)2 + H2SO4 = CaSO4 + H2O + SO2 =>
Ca(HSO3)2 + H2SO4 = CaSO4 + 2 H2O + 2 SO2
C + O2 = CO2 =>
C + O2 = CO2
Fe2(SO3)3 + SO2 + H2O = Fe2(SO4)3 + H2S2O3 =>
2 Fe2(SO3)3 + 6 SO2 + 3 H2O = 2 Fe2(SO4)3 + 3 H2S2O3
C2H6 + Cl2 = C2H4Cl2 + HCl =>
C2H6 + 2 Cl2 = C2H4Cl2 + 2 HCl
Cl2 + NaOH = NaClO + NaCl + H2O =>
Cl2 + 2 NaOH = NaClO + NaCl + H2O
Al2O3 + C = CO + Al4C3 =>
2 Al2O3 + 9 C = 6 CO + Al4C3
FeSO4(NH4)2SO46H2O + NaOH = FeSO4OH + Na(NH4)2SO46H2O =>
FeSO4(NH4)2SO46H2O + NaOH = FeSO4OH + Na(NH4)2SO46H2O
Cs + F2 = CsF =>
2 Cs + F2 = 2 CsF
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