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4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
HCOOCH3 + Cu(OH)2 = Cu2O + CO2 + H2O =>
HCOOCH3 + 8 Cu(OH)2 = 4 Cu2O + 2 CO2 + 10 H2O
KBr + F2 = Br2 + KF =>
2 KBr + F2 = Br2 + 2 KF
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
NaOH + FeSO4 = Na2SO4 + Fe(OH)2 =>
2 NaOH + FeSO4 = Na2SO4 + Fe(OH)2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + O3 =>
6 KMnO4 + 9 H2SO4 = 9 H2O + 3 K2SO4 + 6 MnSO4 + 5 O3
NO2 + H2O = NO + HNO3 =>
3 NO2 + H2O = NO + 2 HNO3
K2CO3 + HCl = KCl + H2O + CO2 =>
K2CO3 + 2 HCl = 2 KCl + H2O + CO2
KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + O3 =>
6 KMnO4 + 9 H2SO4 = 9 H2O + 3 K2SO4 + 6 MnSO4 + 5 O3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Nb2CrN2O2 = Cr2N + NbN + Nb2O5 + N2 =>
20 Nb2CrN2O2 = 10 Cr2N + 24 NbN + 8 Nb2O5 + 3 N2
Zn(OH)2 + HCl = H2O + ZnCl2 =>
Zn(OH)2 + 2 HCl = 2 H2O + ZnCl2
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
C2H6S + O2 = CO2 + H2O + SO2 =>
2 C2H6S + 9 O2 = 4 CO2 + 6 H2O + 2 SO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
S + H2SO4 = H2O + SO2 =>
S + 2 H2SO4 = 2 H2O + 3 SO2
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C3H5N3O9 = CO2 + H2O + N2 + O2 =>
4 C3H5N3O9 = 12 CO2 + 10 H2O + 6 N2 + O2
HCi + NaOH = NaCi + H2O =>
HCi + NaOH = NaCi + H2O
KL + Cl2 = KCl + L2 =>
2 KL + Cl2 = 2 KCl + L2
CaO + H2O = Ca[OH]2 =>
CaO + H2O = Ca[OH]2
CaCO3 + HNO3 = Ca(NO3)2 + H2O + CO2 =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + H2O + CO2
FeF3 + CaCl2 = FeCl3 + CaF2 =>
2 FeF3 + 3 CaCl2 = 2 FeCl3 + 3 CaF2
Nb2CrN2O2 = CrN + Nb2N + NbO2 + N2 =>
4 Nb2CrN2O2 = 4 CrN + 2 Nb2N + 4 NbO2 + N2
CAO + H2O = CA(OH)2 =>
CAO + H2O = CA(OH)2
Nb2CrN2O2 = Cr2N + Nb2N + NbO2 + N2 =>
2 Nb2CrN2O2 = Cr2N + Nb2N + 2 NbO2 + N2
Nb2CrN2O2 = CrN + Nb2N + Nb2O5 + N2 =>
5 Nb2CrN2O2 = 5 CrN + 3 Nb2N + 2 Nb2O5 + N2
PH3 + O2 = H2O + P5O10 =>
20 PH3 + 35 O2 = 30 H2O + 4 P5O10
HI + K2SO3 = H2O + KI + SO2 =>
2 HI + K2SO3 = H2O + 2 KI + SO2
FeF3 + CaCl2 = FeCl3 + CaF2 =>
2 FeF3 + 3 CaCl2 = 2 FeCl3 + 3 CaF2
Nb2CrN2O2 = Cr2N + Nb2N + Nb2O5 + N2 =>
20 Nb2CrN2O2 = 10 Cr2N + 12 Nb2N + 8 Nb2O5 + 9 N2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
CO + H2O = CO2 + H2 =>
CO + H2O = CO2 + H2
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
HNO2 + HY = NO + Y2 + H2O =>
2 HNO2 + 2 HY = 2 NO + Y2 + 2 H2O
HI + K2SO3 = H2O + KI + SO2 =>
2 HI + K2SO3 = H2O + 2 KI + SO2
MnO4{-} + SO3{2-} + H2O = MnO2 + SO4{2-} + OH{-} =>
2 MnO4{-} + 3 SO3{2-} + H2O = 2 MnO2 + 3 SO4{2-} + 2 OH{-}
KNO3(s) = K2O(s) + N2(g) + O2(g) =>
4 KNO3(s) = 2 K2O(s) + 2 N2(g) + 5 O2(g)
Y2(NO3)3 + C2H5O2N = Y2O3 + CO2 + N2 + H2O =>
6 Y2(NO3)3 + 8 C2H5O2N = 6 Y2O3 + 16 CO2 + 13 N2 + 20 H2O
KCO3 + CaCl = KCl + CaCO3 =>
KCO3 + CaCl = KCl + CaCO3
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
PH3 + O2 = H2O + P4O10 =>
4 PH3 + 8 O2 = 6 H2O + P4O10
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
NaNO3 + H2SO4 = NaHSO4 + HNO3 =>
NaNO3 + H2SO4 = NaHSO4 + HNO3
Cr(s) + O2(g) = Cr2O3(s) =>
4 Cr(s) + 3 O2(g) = 2 Cr2O3(s)
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