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4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
Al + HBr = AlBr3 + H =>
Al + 3 HBr = AlBr3 + 3 H
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
CH3NH2 + O2 = CO2 + H2 + N2 =>
2 CH3NH2 + 2 O2 = 2 CO2 + 5 H2 + N2
iron + sulfuricacid = FeSO4 + hydrogen =>
Fe + H2SO4 = FeSO4 + H2
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
C3H6S + O2 = CO2 + H20 + SO2 =>
10 C3H6S + 40 O2 = 30 CO2 + 3 H20 + 10 SO2
CH3NH2 + O2 = CO2 + H2 + N2 =>
2 CH3NH2 + 2 O2 = 2 CO2 + 5 H2 + N2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
Ni + HCl = H2 + NiCl3 =>
2 Ni + 6 HCl = 3 H2 + 2 NiCl3
CO2 + H2O = C6H12O3 + O2 =>
12 CO2 + 12 H2O = 2 C6H12O3 + 15 O2
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
Cu(NO3)2 + H2O = CuO + HNO3 =>
Cu(NO3)2 + H2O = CuO + 2 HNO3
KCL + K2CrO4 + H2SO4 = KCLO4 + K2SO4 + Cr2(SO4)3 + H2O =>
3 KCL + 8 K2CrO4 + 20 H2SO4 = 3 KCLO4 + 8 K2SO4 + 4 Cr2(SO4)3 + 20 H2O
Fe(s) + O2(g) + H2O(g) = Fe(OH)3(s) =>
4 Fe(s) + 3 O2(g) + 6 H2O(g) = 4 Fe(OH)3(s)
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
H2C2O4 + KMnO4 = CO2 + K2O + MnO3 + H2O =>
H2C2O4 + 2 KMnO4 = 2 CO2 + K2O + 2 MnO3 + H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
KClO3 + HCl = KCl + Cl2 + H2O =>
KClO3 + 6 HCl = KCl + 3 Cl2 + 3 H2O
Cu(NO3)2 + H2O = CuO + HNO3 =>
Cu(NO3)2 + H2O = CuO + 2 HNO3
FeS + HCl = FeCl + HS =>
FeS + HCl = FeCl + HS
Cu(NO3)2 + H2O = CuO + HNO3 =>
Cu(NO3)2 + H2O = CuO + 2 HNO3
Al + KOH + H2O = K[Al(OH)4] + H =>
Al + KOH + 3 H2O = K[Al(OH)4] + 3 H
Na2SO3 + H3PO4 = H2SO3 + Na3PO4 =>
3 Na2SO3 + 2 H3PO4 = 3 H2SO3 + 2 Na3PO4
ASH3 + HNO3 = H3ASO4 + NO + H2O =>
3 ASH3 + 8 HNO3 = 3 H3ASO4 + 8 NO + 4 H2O
CaSO4 = CaS + O2 =>
CaSO4 = CaS + 2 O2
MnO4{-} + NO2{-} + H3O{+} = Mn2{+} + NO3{-} + H2O =>
4 MnO4{-} + 13 NO2{-} + 6 H3O{+} = 2 Mn2{+} + 13 NO3{-} + 9 H2O
Cr2(SO4)3 + NaOH + H2O2 = Na2CrO4 + Na2SO4 + H2O =>
Cr2(SO4)3 + 10 NaOH + 3 H2O2 = 2 Na2CrO4 + 3 Na2SO4 + 8 H2O
FeS + HCl = FeCl + HS =>
FeS + HCl = FeCl + HS
Cr2(SO4)3 + NaOH + H2O2 = Na2CrO4 + Na2SO4 + H2O =>
Cr2(SO4)3 + 10 NaOH + 3 H2O2 = 2 Na2CrO4 + 3 Na2SO4 + 8 H2O
MnO4{-} + NO2{-} + H3O{+} = Mn2{+} + NO3{-} + H2O =>
4 MnO4{-} + 13 NO2{-} + 6 H3O{+} = 2 Mn2{+} + 13 NO3{-} + 9 H2O
FeO + PdF2 = FeF2 + PdO =>
FeO + PdF2 = FeF2 + PdO
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
MnO4{-} + NO2{-} + H3O{+} = Mn2{+} + NO3{-} + H2O =>
4 MnO4{-} + 13 NO2{-} + 6 H3O{+} = 2 Mn2{+} + 13 NO3{-} + 9 H2O
CA(HCO3)2 + HCl = CACl2 + CO2 + H2O =>
CA(HCO3)2 + 2 HCl = CACl2 + 2 CO2 + 2 H2O
C11H24 + O2 = CO2 + H2O =>
C11H24 + 17 O2 = 11 CO2 + 12 H2O
C7H5O6N3 + O2 = CO2 + N2 + H2O =>
4 C7H5O6N3 + 21 O2 = 28 CO2 + 6 N2 + 10 H2O
S(s) + O2(g) + H2O(l) = H2SO4(aq) =>
2 S(s) + 3 O2(g) + 2 H2O(l) = 2 H2SO4(aq)
MnCl2 + KOH + O2 = MnOOH + KCl + H2O =>
4 MnCl2 + 8 KOH + O2 = 4 MnOOH + 8 KCl + 2 H2O
S + NH4 = (NH4)2S =>
S + 2 NH4 = (NH4)2S
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
HNO3 + P + H2O = NO + H3PO4 =>
5 HNO3 + 3 P + 2 H2O = 5 NO + 3 H3PO4
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