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2 Al2O3 + 12 I = 4 AlI3 + 3 O2
F + NH4I = FNH4 + I2 =>
2 F + 2 NH4I = 2 FNH4 + I2
BrO3{-} + Br{-} + H{+} = Br + H2O =>
BrO3{-} + 5 Br{-} + 6 H{+} = 6 Br + 3 H2O
Pb(NO3)2 + Na2CO3 = PbCO3 + NaNO3 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NaNO3
As + NaClO + NaOH = NaAsO3 + NaCl + H2O =>
2 As + 5 NaClO + 2 NaOH = 2 NaAsO3 + 5 NaCl + H2O
H2SO4 + Fe(OH)3 = FeO2 + H2O + SO2 =>
H2SO4 + 2 Fe(OH)3 = 2 FeO2 + 4 H2O + SO2
NH4OH + NaOH = NaNH4 + OH =>
NH4OH + NaOH = NaNH4 + 2 OH
FeH2SO4 = FeSO4 + H2 =>
FeH2SO4 = FeSO4 + H2
Fe2O3 + HNO3 + KOH = H2FeO4 + KNO2 + H2O =>
Fe2O3 + 3 HNO3 + 3 KOH = 2 H2FeO4 + 3 KNO2 + H2O
KPO2 = KPO4 + KP =>
2 KPO2 = KPO4 + KP
CaI2 + Cu3(SO4)2 = CuI2 + Ca3(SO4)2 =>
3 CaI2 + Cu3(SO4)2 = 3 CuI2 + Ca3(SO4)2
BaN2O6 + SnCl4 + C2H5NO2 = BaSnO3 + CO2 + H2O + Cl2 + N2 =>
3 BaN2O6 + 3 SnCl4 + 2 C2H5NO2 = 3 BaSnO3 + 4 CO2 + 5 H2O + 6 Cl2 + 4 N2
HCN + CH3NH2 = CH3NH3CN =>
HCN + CH3NH2 = CH3NH3CN
CuCl4 = Cu + Cl =>
CuCl4 = Cu + 4 Cl
CuS + FeCl3 = CuCl2 + FeCl2 + S =>
CuS + 2 FeCl3 = CuCl2 + 2 FeCl2 + S
Na2CO3(aq) + Ca(NO3)2(aq) = NaNO3(aq) + CaCO3(s) =>
Na2CO3(aq) + Ca(NO3)2(aq) = 2 NaNO3(aq) + CaCO3(s)
CoBr3 + Pb(NO3)2 = Co(NO3)3 + PbBr2 =>
2 CoBr3 + 3 Pb(NO3)2 = 2 Co(NO3)3 + 3 PbBr2
LiCl + F2 = LiF + Cl2 =>
2 LiCl + F2 = 2 LiF + Cl2
Ca + P4 = Ca3P2 =>
6 Ca + P4 = 2 Ca3P2
SrCl2 + FeSO4 = SrSO4 + FeCl2 =>
SrCl2 + FeSO4 = SrSO4 + FeCl2
Ba(NO3)2 + Al2(CO3)3 = Al(NO3)3 + BaCO3 =>
3 Ba(NO3)2 + Al2(CO3)3 = 2 Al(NO3)3 + 3 BaCO3
HC2H3O2(aq) + LiHSO3(aq) = LiH4(aq) + HSO3 + CO =>
HC2H3O2(aq) + LiHSO3(aq) = LiH4(aq) + HSO3 + 2 CO
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
C2H5OK + H2O = C2H5OH + KOH =>
C2H5OK + H2O = C2H5OH + KOH
Nb2O5 + C = NbC + CO2 =>
2 Nb2O5 + 9 C = 4 NbC + 5 CO2
K2Cr2O7(aq) + FeSO4(aq) + H2SO4(aq) = Cr2(SO4)3(aq) + Fe2(SO4)3(aq) + K2SO4(aq) + H2O =>
K2Cr2O7(aq) + 6 FeSO4(aq) + 7 H2SO4(aq) = Cr2(SO4)3(aq) + 3 Fe2(SO4)3(aq) + K2SO4(aq) + 7 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NH3OH + BaCl2 = NH3Cl + Ba(OH)2 =>
2 NH3OH + BaCl2 = 2 NH3Cl + Ba(OH)2
C + SiO3 + Ca3(PO4)2 = P + CO + CaSiO3 =>
8 C + 3 SiO3 + Ca3(PO4)2 = 2 P + 8 CO + 3 CaSiO3
Cr(OH)3 + S + KOH = K2CrO4 + K2S + H2O =>
2 Cr(OH)3 + 3 S + 10 KOH = 2 K2CrO4 + 3 K2S + 8 H2O
C3H8 = C + H2 =>
C3H8 = 3 C + 4 H2
NH4Al(SO4)2 + NH4OH = (NH4)2SO4 + Al(OH)3 =>
NH4Al(SO4)2 + 3 NH4OH = 2(NH4)2SO4 + Al(OH)3
Cu(NO3)2 + KOH = Cu(OH)2 + K2(NO3)2 =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + K2(NO3)2
H2O3 + CO2 = H2CO3 + O2 =>
H2O3 + CO2 = H2CO3 + O2
K2SO4 + Na = Na2SO4 + K =>
K2SO4 + 2 Na = Na2SO4 + 2 K
Cr(NO3)3 + Na3PO4 = CrPO4 + NaNO3 =>
Cr(NO3)3 + Na3PO4 = CrPO4 + 3 NaNO3
HNo3 + Sr(OH)2 = SrNo3 + H(OH)2 =>
HNo3 + Sr(OH)2 = SrNo3 + H(OH)2
Fe + CH3COONa = Fe3O4 + C2H3Na =>
3 Fe + 2 CH3COONa = Fe3O4 + 2 C2H3Na
BaBr2 + K2SO4 = KBr + BaSO4 =>
BaBr2 + K2SO4 = 2 KBr + BaSO4
Zn + CH3COOH = C4H6O4Zn + H2 =>
Zn + 2 CH3COOH = C4H6O4Zn + H2
CuSO4 + C6H8O6 = Cu + CO2 + SO2 + OH =>
7 CuSO4 + C6H8O6 = 7 Cu + 6 CO2 + 7 SO2 + 8 OH
HNO3 + HOH = H3O + NO3 =>
HNO3 + HOH = H3O + NO3
K2CrO4 + H2SO4 + C2H6O = C2H4O2 + Cr2(SO4)3 + K2SO4 + H2O =>
4 K2CrO4 + 10 H2SO4 + 3 C2H6O = 3 C2H4O2 + 2 Cr2(SO4)3 + 4 K2SO4 + 13 H2O
CuI + NH3 = Cu(NH3)4 + I =>
CuI + 4 NH3 = Cu(NH3)4 + I
CaCO3 = Ca + O + CO2 =>
CaCO3 = Ca + O + CO2
HCl + Mg + O2 = HClMgO =>
2 HCl + 2 Mg + O2 = 2 HClMgO
Rb2CO3 + HNO3 = RbNO3 + H2CO3 =>
Rb2CO3 + 2 HNO3 = 2 RbNO3 + H2CO3
NOCl = NO + Cl2 =>
2 NOCl = 2 NO + Cl2
BaF2 + K3PO4 = Ba3(PO4)2 + KF =>
3 BaF2 + 2 K3PO4 = Ba3(PO4)2 + 6 KF
NaBr + Hg2(CH3COO)2 = Na(CH3COO)2 + Hg2Br =>
NaBr + Hg2(CH3COO)2 = Na(CH3COO)2 + Hg2Br
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