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Fe2(CO3)3 + 3 H2SO3 = Fe2(SO3)3 + 3 CO2 + 3 H2O
ZnO + Cr = Zn + Cr2O3 =>
3 ZnO + 2 Cr = 3 Zn + Cr2O3
H2O2(aq) + ClO2(aq) = ClO2{2-}(aq) + O2(g) + H{+}(aq) =>
H2O2(aq) + ClO2(aq) = ClO2{2-}(aq) + O2(g) + 2 H{+}(aq)
Hg + HI = HgI + H2 =>
2 Hg + 2 HI = 2 HgI + H2
H3PO4 + BeO = Be3(PO4)2 + H2O =>
2 H3PO4 + 3 BeO = Be3(PO4)2 + 3 H2O
Hg + HI = HgI + H2 =>
2 Hg + 2 HI = 2 HgI + H2
HAsO2 + KOH + KMnO4 = K3AsO4 + H2O + K2MnO4 =>
HAsO2 + 5 KOH + 2 KMnO4 = K3AsO4 + 3 H2O + 2 K2MnO4
Cu(NO3)2(aq) + BaS(aq) = CuS(s) + Ba(NO3)2 =>
Cu(NO3)2(aq) + BaS(aq) = CuS(s) + Ba(NO3)2
FeCl3 + PO4{3-} = FePO4 + Cl{-} =>
FeCl3 + PO4{3-} = FePO4 + 3 Cl{-}
(NH4)Cl + Hg(C2H3O2)2 = (NH4)(C2H3O2) + HgCl2 =>
2(NH4)Cl + Hg(C2H3O2)2 = 2(NH4)(C2H3O2) + HgCl2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
BeCl2 + K2SO4 = BeSO4 + KCl =>
BeCl2 + K2SO4 = BeSO4 + 2 KCl
K2S2O8 + K2S2 + H2O = KHSO4 =>
7 K2S2O8 + K2S2 + 8 H2O = 16 KHSO4
(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cu2S(l) + O2(g) = Cu2O(l) + SO2(g) =>
2 Cu2S(l) + 3 O2(g) = 2 Cu2O(l) + 2 SO2(g)
NaClO + KI = KCl + NaIO =>
NaClO + KI = KCl + NaIO
Pb3(PO4)2 + Na2SO4 = PbSO4 + Na3PO4 =>
Pb3(PO4)2 + 3 Na2SO4 = 3 PbSO4 + 2 Na3PO4
H2 + O2 + C + Na = NaHCO3 =>
H2 + 3 O2 + 2 C + 2 Na = 2 NaHCO3
K2CO3 + Al(NO3)3 = Al2(CO3)3 + KNO3 =>
3 K2CO3 + 2 Al(NO3)3 = Al2(CO3)3 + 6 KNO3
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
FeCl3(aq) + NaOH(aq) = Fe(OH)3(aq) + NaCl(aq) =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3(aq) + 3 NaCl(aq)
NaBrO3 + KI + H2SO4 = KI3 + K2SO4 + H2O + NaBr =>
NaBrO3 + 9 KI + 3 H2SO4 = 3 KI3 + 3 K2SO4 + 3 H2O + NaBr
(NH4)2S + Fe3N2 = (NH4)3N + FeS =>
3(NH4)2S + Fe3N2 = 2(NH4)3N + 3 FeS
CU(NO3)2 = CUO + NO2 + O2 =>
2 CU(NO3)2 = 2 CUO + 4 NO2 + O2
Zn + Pb(HSO4)2 = Pb + Zn(HSO4)2 =>
Zn + Pb(HSO4)2 = Pb + Zn(HSO4)2
AlN3O6 + NH4Cl = AlCl3 + N2 + H2O =>
AlN3O6 + 3 NH4Cl = AlCl3 + 3 N2 + 6 H2O
CH3CH2CN + Cr2O7{-2} + H{+} = CO2 + NH3 + Cr{3+} + H2O =>
3 CH3CH2CN + 7 Cr2O7{-2} + 56 H{+} = 9 CO2 + 3 NH3 + 14 Cr{3+} + 31 H2O
SC2 + Cl2 = CCl4 + S2Cl2 =>
2 SC2 + 9 Cl2 = 4 CCl4 + S2Cl2
Hg + HI = HgI + H2 =>
2 Hg + 2 HI = 2 HgI + H2
C6H12O14 + Fe3O4 + H2O = C6H10FeO6*3H2O + O =>
3 C6H12O14 + Fe3O4 + 6 H2O = 3 C6H10FeO6*3H2O + 25 O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Br2 + Ca(OH)2 + O2 = Ca(BrO)2 + H2O =>
2 Br2 + 2 Ca(OH)2 + O2 = 2 Ca(BrO)2 + 2 H2O
Ba(AlO2)2 + HNO3 + H2O = Ba(NO3)2 + Al(OH)3 =>
Ba(AlO2)2 + 2 HNO3 + 2 H2O = Ba(NO3)2 + 2 Al(OH)3
Hg + HI = HgI + H2 =>
2 Hg + 2 HI = 2 HgI + H2
HNO3 + Ca2O(OH)2 = Ca(NO3)2 + H2O =>
4 HNO3 + Ca2O(OH)2 = 2 Ca(NO3)2 + 3 H2O
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
Bi + NH3 = Bi(NH3)3 =>
Bi + 3 NH3 = Bi(NH3)3
Al2(SO4)3 + Ca3N2 = AlN + CaSO4 =>
Al2(SO4)3 + Ca3N2 = 2 AlN + 3 CaSO4
CH2OH{-}CHOH{-}CHOH{-}CH2OH + Na = CH2ONa{-}CHONa{-}CHONa{-}CH2ONa + H2 =>
2 CH2OH{-}CHOH{-}CHOH{-}CH2OH + 2 Na = 2 CH2ONa{-}CHONa{-}CHONa{-}CH2ONa + H2
C2H5NH2(g) + O2(g) = CO2(g) + H20(g) + N2 =>
20 C2H5NH2(g) + 40 O2(g) = 40 CO2(g) + 7 H20(g) + 10 N2
Cr2O3 + HNO3 = CrO2 + NO2 + H2O =>
Cr2O3 + 2 HNO3 = 2 CrO2 + 2 NO2 + H2O
CaCl2(aq) + NaNO3(aq) = Ca(NO3)2 + Na(Cl) =>
CaCl2(aq) + 2 NaNO3(aq) = Ca(NO3)2 + 2 Na(Cl)
CaI + Cl2 = CaCl2 + I2 =>
2 CaI + 2 Cl2 = 2 CaCl2 + I2
Hg + HI = HgI + H2 =>
2 Hg + 2 HI = 2 HgI + H2
Cu2SO4 = CuSO4 + Cu =>
Cu2SO4 = CuSO4 + Cu
KCl + NaNO3 = K(NO3) + NaCl =>
KCl + NaNO3 = K(NO3) + NaCl
Cu(NO3)2(aq) + BaS(aq) = Ba(NO3)2(aq) + CuS(s) =>
Cu(NO3)2(aq) + BaS(aq) = Ba(NO3)2(aq) + CuS(s)
Al2S3 + HCl = AlCl3 + H2S =>
Al2S3 + 6 HCl = 2 AlCl3 + 3 H2S
Nd2O3 + C = Nd + CO2 =>
2 Nd2O3 + 3 C = 4 Nd + 3 CO2
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