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5 Fe2O3 + 6 MgAl = 10 Fe + 6 MgO + 3 Al2O3
Na2S04 + Pb(NO3)2 = Na2S04Pb(NO3)2 =>
Na2S04 + Pb(NO3)2 = Na2S04Pb(NO3)2
Na2O + O2 = NaO =>
2 Na2O + O2 = 4 NaO
F + O2 = F2O =>
4 F + O2 = 2 F2O
As2S5 + HNO3 = H3AsO4 + SO4 + H2O + NO2 =>
As2S5 + 50 HNO3 = 2 H3AsO4 + 5 SO4 + 22 H2O + 50 NO2
MgCl2 + KOH = H2O + MgO + KCl =>
MgCl2 + 2 KOH = H2O + MgO + 2 KCl
C4H8O2 + NaHCO3 = C4H7O2Na + H2O + CO2 =>
C4H8O2 + NaHCO3 = C4H7O2Na + H2O + CO2
P2O5 + NaOH = H2O + Na3PO4 =>
P2O5 + 6 NaOH = 3 H2O + 2 Na3PO4
HNO2 = HNO3 + NO + H3O =>
5 HNO2 = 2 HNO3 + 3 NO + H3O
HS(O2)OH + NaNO3 = NaS(O2)OH + HNO3 =>
HS(O2)OH + NaNO3 = NaS(O2)OH + HNO3
FeClSO4 + K4(Fe(CN)6) = K2SO4 + KCl + Fe4(Fe(CN)6)3 =>
4 FeClSO4 + 3 K4(Fe(CN)6) = 4 K2SO4 + 4 KCl + Fe4(Fe(CN)6)3
Fe + MgCl2 = Mg + FeCl3 =>
2 Fe + 3 MgCl2 = 3 Mg + 2 FeCl3
HCO2HNH4OH = NH4CO2HHOH =>
HCO2HNH4OH = NH4CO2HHOH
Co + FMn2 = (CoMn)17 + F2 =>
68 Co + 34 FMn2 = 4(CoMn)17 + 17 F2
MnO2 + HCl = Cl2 + H2O + MnCl2 =>
MnO2 + 4 HCl = Cl2 + 2 H2O + MnCl2
MgCl + NaBr2 = MgBr2 + NaCl =>
MgCl + NaBr2 = MgBr2 + NaCl
Ca + H2O(steam) = CaO + H2 =>
Ca + H2O(steam) = CaO + H2
CdCO3 + HCl = H2CO3CdCl2 =>
CdCO3 + 2 HCl = H2CO3CdCl2
Ba + HNO3 = Ba(NO3) + N2O + H2O =>
8 Ba + 10 HNO3 = 8 Ba(NO3) + N2O + 5 H2O
C6H6 + H2SO4 = C6H4(SO3H)2 + H2O =>
C6H6 + 2 H2SO4 = C6H4(SO3H)2 + 2 H2O
MgSO4 + HCl = MgCl2 + H2SO4(aq) =>
MgSO4 + 2 HCl = MgCl2 + H2SO4(aq)
HSO4 = SO2 + H2O + O2 =>
4 HSO4 = 4 SO2 + 2 H2O + 3 O2
CaSO4 + NaOH + O2 = Ca2O3 + Na2SO4 + H2O =>
4 CaSO4 + 8 NaOH + O2 = 2 Ca2O3 + 4 Na2SO4 + 4 H2O
NaOH + Na2S = NaS + Na2OH =>
NaOH + Na2S = NaS + Na2OH
Hg1O1 = Hg + O2 =>
2 Hg1O1 = 2 Hg + O2
AuPb3 = Au + Pb =>
AuPb3 = Au + 3 Pb
BrO3{-} + N2H4 = Br{-} + N2 + H2O =>
2 BrO3{-} + 3 N2H4 = 2 Br{-} + 3 N2 + 6 H2O
H2O + O2 + Fe(HCO3)2 = CO2 + Fe(OH)3 =>
2 H2O + O2 + 4 Fe(HCO3)2 = 8 CO2 + 4 Fe(OH)3
C2H6(g) + H2O(g) = C2H4OH(g) + H2(g) =>
2 C2H6(g) + 2 H2O(g) = 2 C2H4OH(g) + 3 H2(g)
Zn(s) + MnO2(s) = ZnO(aq) + MnO(s) =>
Zn(s) + MnO2(s) = ZnO(aq) + MnO(s)
Cr2(SO4)3 + H2O = CrOHSO4 + H2SO4 =>
Cr2(SO4)3 + 2 H2O = 2 CrOHSO4 + H2SO4
NaCO3 + CuSO4 = Cu(CO3)2 + Na2SO4 =>
2 NaCO3 + CuSO4 = Cu(CO3)2 + Na2SO4
N2H4 + N2F4 = HF + N2 =>
N2H4 + N2F4 = 4 HF + 2 N2
A + A2O3 = A3O4 =>
A + 4 A2O3 = 3 A3O4
FeS2 + O2 = Fe2O3 + S8 =>
4 FeS2 + 3 O2 = 2 Fe2O3 + S8
CuCl2 + Zn(OH)2 = Cu(OH)2 + ZnCl2 =>
CuCl2 + Zn(OH)2 = Cu(OH)2 + ZnCl2
Cr(NO3)3 + Na2(CO3) = Cr2(CO3)3 + NaNO3 =>
2 Cr(NO3)3 + 3 Na2(CO3) = Cr2(CO3)3 + 6 NaNO3
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
SrCl2 + Na3Po4 = Sr3(Po4)2 + NaCl =>
3 SrCl2 + 2 Na3Po4 = Sr3(Po4)2 + 6 NaCl
KClO4 + C16H26O4 = KCl + CO2 + H2O =>
41 KClO4 + 4 C16H26O4 = 41 KCl + 64 CO2 + 52 H2O
FeCl2 + AgMo3 = FeMo3 + AgCl2 =>
FeCl2 + AgMo3 = FeMo3 + AgCl2
K2[Cu(C2O4)2]*2H2O + NH3 = K2[Cu(NH3)4]*2H2O + C2O4 =>
K2[Cu(C2O4)2]*2H2O + 4 NH3 = K2[Cu(NH3)4]*2H2O + 2 C2O4
K2CrO4 + H2S + H2O = K2SO4 + Cr(OH)3 + KOH =>
8 K2CrO4 + 3 H2S + 14 H2O = 3 K2SO4 + 8 Cr(OH)3 + 10 KOH
Pb + NaBr = PbNaBr =>
Pb + NaBr = PbNaBr
NaOH = H2O + Na2O(s) =>
2 NaOH = H2O + Na2O(s)
H3PO4 + TiO2 = TiH2(PO4)2 + H2O =>
2 H3PO4 + TiO2 = TiH2(PO4)2 + 2 H2O
MgSO4 + BaOH2 = MgOH2 + BaSO4 =>
MgSO4 + BaOH2 = MgOH2 + BaSO4
Hf + N2 = HfN3 =>
2 Hf + 3 N2 = 2 HfN3
Na + ZnCl2 = NaCl + Zn =>
2 Na + ZnCl2 = 2 NaCl + Zn
C6H63 + Br2 = C6H8Br + HBr =>
C6H63 + 28 Br2 = C6H8Br + 55 HBr
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