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2 Fe2O3 + 9 I2 = 4 FeI3 + 3 O2I2
KI + H2SO4 = K2SO4 + I2 + H2S + H2O =>
8 KI + 5 H2SO4 = 4 K2SO4 + 4 I2 + H2S + 4 H2O
Fe2O3 + CO(g) = Fe(s) + CO2 =>
Fe2O3 + 3 CO(g) = 2 Fe(s) + 3 CO2
Sr + O2 = SrO2 =>
Sr + O2 = SrO2
Al + Cu{+} = Al{3+} + Cu =>
Al + 3 Cu{+} = Al{3+} + 3 Cu
C2H2 + Ag(NH3)2OH = Ag2C2 + NH3 + H2O =>
C2H2 + 2 Ag(NH3)2OH = Ag2C2 + 4 NH3 + 2 H2O
NH3(aq) + O2(g) = N2(g) + H2O(l) =>
4 NH3(aq) + 3 O2(g) = 2 N2(g) + 6 H2O(l)
C5H10O + KMnO4 + H2SO4 = C5H8O4 + K2SO4 + MnSO4 + H2O =>
5 C5H10O + 8 KMnO4 + 12 H2SO4 = 5 C5H8O4 + 4 K2SO4 + 8 MnSO4 + 17 H2O
KI + Pb(CH3COO)2 = PbI2 + KCH3COO =>
2 KI + Pb(CH3COO)2 = PbI2 + 2 KCH3COO
Al + HCI = AlHCI =>
Al + HCI = AlHCI
H2 + Si = H3Si =>
3 H2 + 2 Si = 2 H3Si
Zn(OH)2 + NaOH = Zn(OH)4{2-} + Na{+} =>
Zn(OH)2 + 2 NaOH = Zn(OH)4{2-} + 2 Na{+}
KOH + Li = LiOH + K =>
KOH + Li = LiOH + K
H5IO6 + MnCl2 = HMnO4 + HIO3 + HCl + H2O =>
5 H5IO6 + 2 MnCl2 = 2 HMnO4 + 5 HIO3 + 4 HCl + 7 H2O
C12H22O11 + HCl = CH3OH + CCl4 + O2 =>
8 C12H22O11 + 104 HCl = 70 CH3OH + 26 CCl4 + 9 O2
KNO3 + NaOH = KOH + NaNO3 =>
KNO3 + NaOH = KOH + NaNO3
C6H10O + HNO3 = C6H10O4 + NO2 + H2O =>
C6H10O + 6 HNO3 = C6H10O4 + 6 NO2 + 3 H2O
KNO2 + H2O = HKNO2 + OH =>
KNO2 + H2O = HKNO2 + OH
CH4 + Cl2 + F2 = CFC12 + HCl =>
26 CH4 + 52 Cl2 + F2 = 2 CFC12 + 104 HCl
C2H6 + Br2 = C2H5 + HBr =>
2 C2H6 + Br2 = 2 C2H5 + 2 HBr
NH4OH(aq) + Pb(NO3)2(aq) = NH4NO3(aq) + Pb(OH)2 =>
2 NH4OH(aq) + Pb(NO3)2(aq) = 2 NH4NO3(aq) + Pb(OH)2
Na2B4O7 + AgNO3 + H2O = Ag2O + NaNO3 + H3BO3 =>
Na2B4O7 + 2 AgNO3 + 6 H2O = Ag2O + 2 NaNO3 + 4 H3BO3
Na2SO4 + HC1 = NaC1 + H2SO4 =>
Na2SO4 + 2 HC1 = 2 NaC1 + H2SO4
AgBr + AgNO3 = Ag + BrNO3 =>
AgBr + AgNO3 = 2 Ag + BrNO3
H2S(g) + SO2(g) = S(s) + H2O(l) =>
2 H2S(g) + SO2(g) = 3 S(s) + 2 H2O(l)
MgO + NO2 = Mg(NO3)2 + NO =>
MgO + 3 NO2 = Mg(NO3)2 + NO
Ag + NaCl = AgCl + Na =>
Ag + NaCl = AgCl + Na
Cu(NO3)2 + MgSO4 = CuSO4 + Mg(NO3)2 =>
Cu(NO3)2 + MgSO4 = CuSO4 + Mg(NO3)2
Cu2O3 + H2SO4 = CuSO4 + O2 + H2O =>
2 Cu2O3 + 4 H2SO4 = 4 CuSO4 + O2 + 4 H2O
C6H12O6(s) = C2H5OH + CO2 =>
C6H12O6(s) = 2 C2H5OH + 2 CO2
CI + H2O = HCI + HCIO3 =>
6 CI + 3 H2O = 5 HCI + HCIO3
H5IO6 + MnCl2 = HMnO4 + HIO3 + HCl + H2O =>
5 H5IO6 + 2 MnCl2 = 2 HMnO4 + 5 HIO3 + 4 HCl + 7 H2O
CH3COOH + Mg(OH)2 = (CH3COO)2Mg + H2O =>
2 CH3COOH + Mg(OH)2 = (CH3COO)2Mg + 2 H2O
NO2 + O2 = N2O5 =>
4 NO2 + O2 = 2 N2O5
K2 + O2 = K2O2 =>
K2 + O2 = K2O2
KOH + NO = KNO2 + N2 + H2O =>
4 KOH + 6 NO = 4 KNO2 + N2 + 2 H2O
C6H12O6 + CuSO4 + NaOH = C6H12O7 + Cu2O + Na2SO4 + H2O =>
C6H12O6 + 2 CuSO4 + 4 NaOH = C6H12O7 + Cu2O + 2 Na2SO4 + 2 H2O
Li[AlH4] + H2O = Li{+} + OH{-} + Al2O3 + H2 =>
2 Li[AlH4] + 5 H2O = 2 Li{+} + 2 OH{-} + Al2O3 + 8 H2
NaOH + H3PO4 = Na3PO4 + H2O* =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O*
HClO4 + HBr = HCl + Br2 + H2O =>
HClO4 + 8 HBr = HCl + 4 Br2 + 4 H2O
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
Ca(H2PO4)2 + NaOH = Ca3(PO4)2 + Na3PO4 + H2O =>
3 Ca(H2PO4)2 + 12 NaOH = Ca3(PO4)2 + 4 Na3PO4 + 12 H2O
Cu(OH2) = Cu + H2O =>
Cu(OH2) = Cu + H2O
CaBr2 + Na2SO3 = CaSO3 + NaBr =>
CaBr2 + Na2SO3 = CaSO3 + 2 NaBr
F2 + H2O = HF + O3 =>
3 F2 + 3 H2O = 6 HF + O3
Na + C = Na2C2 =>
2 Na + 2 C = Na2C2
Co + Ni{2+} = Co{3+} + Ni =>
2 Co + 3 Ni{2+} = 2 Co{3+} + 3 Ni
CaCO3(s) + HCl(l) = CaCl2(s) + H2O(g) + CO2(g) =>
CaCO3(s) + 2 HCl(l) = CaCl2(s) + H2O(g) + CO2(g)
Ag(NO3) = Ag2O + NO2 + O2 =>
4 Ag(NO3) = 2 Ag2O + 4 NO2 + O2
C8H10 = C + H =>
C8H10 = 8 C + 10 H
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