| Équations équilibrées la veille |
2 In + 3 H2O = In2O3 + 3 H2
[FeF6]{3-} = Fe{3+} + F{-} =>
[FeF6]{3-} = Fe{3+} + 6 F{-}
Pb + NaOH + O2 = Na2O + Pb(OH)2 =>
2 Pb + 4 NaOH + O2 = 2 Na2O + 2 Pb(OH)2
CoPo4 + Ca(OH)2 = Co(OH)3 + Ca3(Po4)2 =>
2 CoPo4 + 3 Ca(OH)2 = 2 Co(OH)3 + Ca3(Po4)2
Cu11Cl1225 + Zn = Cu + ZnCl2 =>
2 Cu11Cl1225 + 1225 Zn = 22 Cu + 1225 ZnCl2
KOH + MnSO4 = KH + MnSO5 =>
KOH + MnSO4 = KH + MnSO5
(NH4)3 + BO3 = (NH4)3BO3 =>
(NH4)3 + BO3 = (NH4)3BO3
KIO4 + KI = K2O4 + I2 =>
KIO4 + KI = K2O4 + I2
Sn + LiNO2 = Sn(NO2)4 + Li =>
Sn + 4 LiNO2 = Sn(NO2)4 + 4 Li
Zn + SO4{-2} + H{+} = SO2 + H2O + Zn{+2} =>
Zn + SO4{-2} + 4 H{+} = SO2 + 2 H2O + Zn{+2}
U + O = UO2 =>
U + 2 O = UO2
Hg + HNO3 = Hg(NO3)2 + NO2 + H2O =>
Hg + 4 HNO3 = Hg(NO3)2 + 2 NO2 + 2 H2O
Zn + HBr = Zn(Br2) + H2 =>
Zn + 2 HBr = Zn(Br2) + H2
Co(OH)2 + H2SO4 = (CoOH)2SO4 + H2O =>
2 Co(OH)2 + H2SO4 = (CoOH)2SO4 + 2 H2O
Fe(s) + NaPO3(aq) = NaFe + PO3 =>
Fe(s) + NaPO3(aq) = NaFe + PO3
C16H23O2 + O2 = CO2 + H2O =>
4 C16H23O2 + 83 O2 = 64 CO2 + 46 H2O
Pb(HCO3)2 = PbO + CO2 + H2O =>
Pb(HCO3)2 = PbO + 2 CO2 + H2O
CuSO4(aq) + Na3PO4(aq) = CuPO4(s) + Na3SO4 =>
CuSO4(aq) + Na3PO4(aq) = CuPO4(s) + Na3SO4
C4H4N2 + O2 = CO2 + H2O + N2 =>
C4H4N2 + 5 O2 = 4 CO2 + 2 H2O + N2
Fe3 + Cl3 = Fe2Cl2 =>
2 Fe3 + 2 Cl3 = 3 Fe2Cl2
AgNO3 + (Nh4)2CO3 = Ag2CO3 + Nh4NO3 =>
2 AgNO3 + (Nh4)2CO3 = Ag2CO3 + 2 Nh4NO3
HPO4 + BaCl2 = Ba(PO4)2 + HCl =>
2 HPO4 + BaCl2 = Ba(PO4)2 + 2 HCl
PB(NO3) + KI = (NO3)2KI + PB =>
2 PB(NO3) + KI = (NO3)2KI + 2 PB
Mg(BrO3)2 = Mg + Br2 + O2 =>
Mg(BrO3)2 = Mg + Br2 + 3 O2
Cu(s) + H2SO4(ac) = CuSO4(ac) + H2(g) =>
Cu(s) + H2SO4(ac) = CuSO4(ac) + H2(g)
CaS2O3 + Na2SO4 = Na2S2O3 + CaSO4 =>
CaS2O3 + Na2SO4 = Na2S2O3 + CaSO4
Pb(aq) + NaOH = PbOH(s) + Na(aq) =>
Pb(aq) + NaOH = PbOH(s) + Na(aq)
Pb + HNO3 + Na2SO4 = PbSO4 + NaHNO3 =>
Pb + 2 HNO3 + Na2SO4 = PbSO4 + 2 NaHNO3
S(NO3)2 = S(NO2)2 + O2 =>
S(NO3)2 = S(NO2)2 + O2
Pb(MnO4)2 + Rb3PO4 = Pb3(PO4)2 + Rb(MnO4) =>
3 Pb(MnO4)2 + 2 Rb3PO4 = Pb3(PO4)2 + 6 Rb(MnO4)
BaS + Ca(NO3)2 = Ba(NO3)2 + CaS =>
BaS + Ca(NO3)2 = Ba(NO3)2 + CaS
Cl2CO3 + H2SO4 = Cl2SO4 + H2O + CO2 =>
Cl2CO3 + H2SO4 = Cl2SO4 + H2O + CO2
Ra + I2 = RaI2 =>
Ra + I2 = RaI2
Zn(CN)2 + NH3 = Zn(NH3)4 + CN =>
Zn(CN)2 + 4 NH3 = Zn(NH3)4 + 2 CN
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KMnO4 + Fe(NO3)2 + HNO3 = Fe(NO3)3 + Mn(NO3)2 + H2O + K2 =>
2 KMnO4 + 12 Fe(NO3)2 + 16 HNO3 = 12 Fe(NO3)3 + 2 Mn(NO3)2 + 8 H2O + K2
KClO3 + Na2S + HCl = NaCl + H + KClO3S =>
KClO3 + Na2S + 2 HCl = 2 NaCl + 2 H + KClO3S
Fe{2+} + MnO4{-} = Fe(MnO4)2 =>
Fe{2+} + 2 MnO4{-} = Fe(MnO4)2
ZnCl2 + HClO3 = ZnClO3 + Cl2H =>
ZnCl2 + HClO3 = ZnClO3 + Cl2H
Pt(KCl2)2 + NH4OH = Pt(NH3)2Cl2 + H2O + KCl =>
Pt(KCl2)2 + 2 NH4OH = Pt(NH3)2Cl2 + 2 H2O + 2 KCl
CoCl2*6H2O + HCl + H2O2 + NH4 = [Co(NH3)5Cl]Cl3 + H2O =>
2 CoCl2*6H2O + 4 HCl + 7 H2O2 + 10 NH4 = 2[Co(NH3)5Cl]Cl3 + 26 H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
KBr + Na(NO3) = K(NO3) + BrNa =>
KBr + Na(NO3) = K(NO3) + BrNa
Cr(s) + HBr(aq) = CrBr2(aq) + H =>
Cr(s) + 2 HBr(aq) = CrBr2(aq) + 2 H
CuCl(aq) + Ni = Cu + NiCl =>
CuCl(aq) + Ni = Cu + NiCl
K2SO4(aq) + NaOH(aq) = K(OH)(aq) + Na2SO4(aq) =>
K2SO4(aq) + 2 NaOH(aq) = 2 K(OH)(aq) + Na2SO4(aq)
Mg(s) + Zn(NO3)2 = Mg(NO3)(s) + Zn(s) =>
2 Mg(s) + Zn(NO3)2 = 2 Mg(NO3)(s) + Zn(s)
KClO3 + CaCl2 = KCl2 + CaClO3 =>
KClO3 + CaCl2 = KCl2 + CaClO3
NCa = N + Ca =>
NCa = N + Ca
FeSO4 + KMnO4 + H2O = MnO2 + Fe(OH)3 + K2SO4 + H2SO4 =>
6 FeSO4 + 2 KMnO4 + 14 H2O = 2 MnO2 + 6 Fe(OH)3 + K2SO4 + 5 H2SO4
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