| Équations équilibrées la veille |
NaClO3 + 2 MnO2 + 2 NaOH = 2 NaMnO4 + H2O + NaCl
Ir2(SO4)3 + Ca = Ir + CaSO4 =>
Ir2(SO4)3 + 3 Ca = 2 Ir + 3 CaSO4
Ca(OH)2 + Br2 = BrOH + Ca =>
Ca(OH)2 + Br2 = 2 BrOH + Ca
Fe(C2H3O2)2 + KOH = Fe(OH)2 + K(C2H3O2) =>
Fe(C2H3O2)2 + 2 KOH = Fe(OH)2 + 2 K(C2H3O2)
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
FeSO4*(NH4)2SO4*6H2O + Na2S = FeS + Na2SO4 + H2O + (NH4)2S =>
FeSO4*(NH4)2SO4*6H2O + 2 Na2S = FeS + 2 Na2SO4 + 6 H2O + (NH4)2S
MgSO4 + NaCl = Na2SO4 + MgCl2 =>
MgSO4 + 2 NaCl = Na2SO4 + MgCl2
(NaCl) + H2SO4 = Na2SO4 + HCl =>
2(NaCl) + H2SO4 = Na2SO4 + 2 HCl
(Cr)(en)2(NCS)2SCN = (Cr)(en)2(NCS)2 + (Cr)(en)(NCS)4 =>
6(Cr)(en)2(NCS)2SCN = 5(Cr)(en)2(NCS)2 + 2(Cr)(en)(NCS)4
SO3 + HNO3 = NO3 + SO2 + H2O =>
SO3 + 2 HNO3 = 2 NO3 + SO2 + H2O
HI + LiCl = HCl + LiI =>
HI + LiCl = HCl + LiI
H2S + Fe(OH)3 = HOH + Fe2S3 =>
3 H2S + 2 Fe(OH)3 = 6 HOH + Fe2S3
Fe + NaCl = Na + FeCl2 =>
Fe + 2 NaCl = 2 Na + FeCl2
C5H10 + KMnO4 + KOH = C5H10O4K2 + H2O + K2MnO4 =>
C5H10 + 6 KMnO4 + 8 KOH = C5H10O4K2 + 4 H2O + 6 K2MnO4
CaN3 + H2O = CaN3H2O =>
CaN3 + H2O = CaN3H2O
C6H4(OH)COOH + HNO3 = C6H3NO2(OH)COOH + H2O =>
C6H4(OH)COOH + HNO3 = C6H3NO2(OH)COOH + H2O
Fe(SCN)3 + NH4Cl + NaF = FeF3 + NaCl + NH4SCN =>
Fe(SCN)3 + 3 NH4Cl + 3 NaF = FeF3 + 3 NaCl + 3 NH4SCN
LiOH = Li + (OH) =>
LiOH = Li + (OH)
Na2S + Co(NO3)2 = CoS + Na(NO3) =>
Na2S + Co(NO3)2 = CoS + 2 Na(NO3)
H2SO4 + C2H5OH = C2H6SO4 + H2O =>
H2SO4 + C2H5OH = C2H6SO4 + H2O
Ag + ClO = AgCl + O =>
Ag + ClO = AgCl + O
LiNO3 + KCl = LiCl + KNO3 =>
LiNO3 + KCl = LiCl + KNO3
Fe3 + H3O = Fe3O + H =>
Fe3 + H3O = Fe3O + 3 H
K2MnO4 + HNO3 = Mn(NO3)2 + KOH + O2 =>
K2MnO4 + 2 HNO3 = Mn(NO3)2 + 2 KOH + O2
C2H5OH(l) + H{+}(aq) + Cr2O7{2-}(aq) = CO2(g) + H2O(l) + Cr{3+}(aq) =>
C2H5OH(l) + 16 H{+}(aq) + 2 Cr2O7{2-}(aq) = 2 CO2(g) + 11 H2O(l) + 4 Cr{3+}(aq)
MnO4 + C2O4{2-} + H2O = MnO2 + CO2 + OH{-} =>
MnO4 + 2 C2O4{2-} + 2 H2O = MnO2 + 4 CO2 + 4 OH{-}
BrCl5 = Cl2 + Br2 =>
2 BrCl5 = 5 Cl2 + Br2
Mg + Ba = MgBa =>
Mg + Ba = MgBa
CuI + CO + K[HB(C5H7N2)3] = [HB(C5H7N2)3]Cu(CO) + KI =>
CuI + CO + K[HB(C5H7N2)3] = [HB(C5H7N2)3]Cu(CO) + KI
NH3 + H2O2 = N2H3 + H2O =>
4 NH3 + 3 H2O2 = 2 N2H3 + 6 H2O
H2SO4 + KMnO4 + K2[Cu(C2O4)2] = CuSO4 + MnSO4 + K2SO4 + CO2 + H2O =>
16 H2SO4 + 4 KMnO4 + 5 K2[Cu(C2O4)2] = 5 CuSO4 + 4 MnSO4 + 7 K2SO4 + 20 CO2 + 16 H2O
Ba(OH)2 + Al(Cl)3 = Ba(Cl)2 + Al(OH)3 =>
3 Ba(OH)2 + 2 Al(Cl)3 = 3 Ba(Cl)2 + 2 Al(OH)3
Pb(NO3)2 + Cl2 + H2O = PbO2 + HCl + HNO3 =>
Pb(NO3)2 + Cl2 + 2 H2O = PbO2 + 2 HCl + 2 HNO3
KCl + Hg2SO4 = K2SO4 + Hg2Cl2 =>
2 KCl + Hg2SO4 = K2SO4 + Hg2Cl2
Ca(NO3)2 + Li3O4P = LiNO3 + Ca3O8P2 =>
3 Ca(NO3)2 + 2 Li3O4P = 6 LiNO3 + Ca3O8P2
Na2SO4 + K2S = Na2S + SO4K2 =>
Na2SO4 + K2S = Na2S + SO4K2
Fe + HNO3 = Fe(NO3)3 + H2 =>
2 Fe + 6 HNO3 = 2 Fe(NO3)3 + 3 H2
Ag(s) + HNO3(conc) = AgNO3(aq) + NO2(g) + H2O(l) =>
Ag(s) + 2 HNO3(conc) = AgNO3(aq) + NO2(g) + H2O(l)
H2SO4 + HgCl2 = HCl + HgSO4 =>
H2SO4 + HgCl2 = 2 HCl + HgSO4
CO2H2O = HCO3{-} + H{+} =>
CO2H2O = HCO3{-} + H{+}
Ba(NO3)2 + NaHSO4 = BaHSO4 + Na(NO3)2 =>
Ba(NO3)2 + NaHSO4 = BaHSO4 + Na(NO3)2
S + O2 = SO2 = SO2 + O2 = SO3 = SO3 + H2O = H2SO4 =>
S + O2 = SO2
CH3CHO + O2 = CO2 + H2O = =>
2 CH3CHO + 5 O2 = 4 CO2 + 4 H2O
CaO + Zn(OH)2 = ZnCaO2 + H2O =>
CaO + Zn(OH)2 = ZnCaO2 + H2O
CaO + Na = Ca + Na2O =>
CaO + 2 Na = Ca + Na2O
Ni + Cu(NO3)2 = Ni(NO3)3 + Cu =>
2 Ni + 3 Cu(NO3)2 = 2 Ni(NO3)3 + 3 Cu
C6H6O + H2O = CO2 + H =>
C6H6O + 11 H2O = 6 CO2 + 28 H
MnSO4 + PbO2 + HNO3 = H2O + HMnO4 + Pb(NO3)2 + PbSO4 =>
2 MnSO4 + 5 PbO2 + 6 HNO3 = 2 H2O + 2 HMnO4 + 3 Pb(NO3)2 + 2 PbSO4
As2O3 + HNO3 + H2O = H2AsO4 + N2O3 =>
2 As2O3 + 6 HNO3 + H2O = 4 H2AsO4 + 3 N2O3
BrO3{-} + Cl{-} + H{+} = Br2 + ClO4{-} + H2O =>
8 BrO3{-} + 5 Cl{-} + 8 H{+} = 4 Br2 + 5 ClO4{-} + 4 H2O
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