| Équations équilibrées la veille |
MgCl2 + NH4OH + Na2HPO4 = MgNH4PO4 + H2O + 2 NaCl
C4H10 + O2 = CO2 + HO2 =>
C4H10 + 14 O2 = 4 CO2 + 10 HO2
Co(No3)2 + NH4SCN = Co(SCN)2 + NH4No3 =>
Co(No3)2 + 2 NH4SCN = Co(SCN)2 + 2 NH4No3
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
PdCl4{-}2 + Cd = Pd + Cl{-}1 + Cd{+}2 =>
PdCl4{-}2 + 3 Cd = Pd + 4 Cl{-}1 + 3 Cd{+}2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
ZnSO4(aq) + NaOH(aq) = Zn(OH)2(s) + Na2SO4(aq) =>
ZnSO4(aq) + 2 NaOH(aq) = Zn(OH)2(s) + Na2SO4(aq)
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Ba(s) + F2(aq) = BaF2(s) =>
Ba(s) + F2(aq) = BaF2(s)
K2MnO4 + HCl = KMnO4 + MnO2 + KCl + H2O =>
3 K2MnO4 + 4 HCl = 2 KMnO4 + MnO2 + 4 KCl + 2 H2O
H2 + N2O5 = NH4 + H2O =>
9 H2 + N2O5 = 2 NH4 + 5 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
CuCl2 + AlBr3 = CuBr2 + AlCl3 =>
3 CuCl2 + 2 AlBr3 = 3 CuBr2 + 2 AlCl3
Br2O + H2O = HBrO =>
Br2O + H2O = 2 HBrO
PbCl2 + AgNO3 = Pb(NO3)2 + AgCl =>
PbCl2 + 2 AgNO3 = Pb(NO3)2 + 2 AgCl
Ag + (NH4)2S = Ag2S + NH4 =>
2 Ag + (NH4)2S = Ag2S + 2 NH4
H2S + Sr(OH)2 = SrS + H2O =>
H2S + Sr(OH)2 = SrS + 2 H2O
C2H5OH + Cu2O = C2H5OCu + H2O =>
2 C2H5OH + Cu2O = 2 C2H5OCu + H2O
HCHO + Ag(NH3)2OH = NH3 + Ag + (NH4)2CO3 + H2O =>
HCHO + 4 Ag(NH3)2OH = 6 NH3 + 4 Ag + (NH4)2CO3 + 2 H2O
MnO2 + H2SO4 = MnSO4 + O2 + H2O =>
2 MnO2 + 2 H2SO4 = 2 MnSO4 + O2 + 2 H2O
Fe + NaCl + K3[Fe(CN)6] = Fe4[Fe(CN)6]3 + KCl + Na =>
4 Fe + 9 NaCl + 3 K3[Fe(CN)6] = Fe4[Fe(CN)6]3 + 9 KCl + 9 Na
Na2O + Br2O = NaBrO =>
Na2O + Br2O = 2 NaBrO
CoCl2*6H2O + NH4Cl + H2O2 = [Co(NH3)6]Cl3 + H2O + HCl =>
2 CoCl2*6H2O + 12 NH4Cl + H2O2 = 2[Co(NH3)6]Cl3 + 14 H2O + 10 HCl
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
C10H8 + O2 = CO2 + H2O =>
C10H8 + 12 O2 = 10 CO2 + 4 H2O
H2CO3 + Co(OH)2 = CoCO3 + H2O =>
H2CO3 + Co(OH)2 = CoCO3 + 2 H2O
KAlH4 + H2O = KAl(OH)4 + H2 =>
KAlH4 + 4 H2O = KAl(OH)4 + 4 H2
NiSO4 + Na2CrO4 = NiCrO4 + Na2SO4 =>
NiSO4 + Na2CrO4 = NiCrO4 + Na2SO4
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
V2O5 + F2 = VF5 + O2 =>
2 V2O5 + 10 F2 = 4 VF5 + 5 O2
P + Cl2 = P2Cl6 =>
2 P + 3 Cl2 = P2Cl6
C6H18 + O2 = CO2 + H2O =>
2 C6H18 + 21 O2 = 12 CO2 + 18 H2O
Ag + NH4 = Ag(NH4) =>
Ag + NH4 = Ag(NH4)
Ca{2+} + e = Ca =>
Ca{2+} + 2e = Ca
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
(NH4)3PO4(aq) + Na2SO4(aq) = (NH4)2SO4(aq) + Na3PO4(s) =>
2(NH4)3PO4(aq) + 3 Na2SO4(aq) = 3(NH4)2SO4(aq) + 2 Na3PO4(s)
KCl + AgNO3 = KNO3 + AgCl =>
KCl + AgNO3 = KNO3 + AgCl
Ca(HCO3)2 + Ba(OH)2 = BaCO3 + Ca(OH)2 + H2O =>
Ca(HCO3)2 + 2 Ba(OH)2 = 2 BaCO3 + Ca(OH)2 + 2 H2O
Cu(NH3)4(ClO4)2 + C6H7(NO2)3O = CO2 + CuCl + H2O + HCl + N2 =>
34 Cu(NH3)4(ClO4)2 + 10 C6H7(NO2)3O = 60 CO2 + 34 CuCl + 222 H2O + 34 HCl + 83 N2
Xe + F2 = XeF2 =>
Xe + F2 = XeF2
Zn + Ni{2+} = Zn{+2} + Ni =>
Zn + Ni{2+} = Zn{+2} + Ni
(NH4)2S + Pb(NO3)2 = (NH4)(NO3) + PbS =>
(NH4)2S + Pb(NO3)2 = 2(NH4)(NO3) + PbS
NaOH + Co(NO3) = Na(NO3) + Co(OH) =>
NaOH + Co(NO3) = Na(NO3) + Co(OH)
N2H4H2SO4 + NaOH = N2H4 + Na2SO4 + H2O =>
N2H4H2SO4 + 2 NaOH = N2H4 + Na2SO4 + 2 H2O
CaSO4*2H2O + SO3 = CaSO4 + H2SO4 =>
CaSO4*2H2O + 2 SO3 = CaSO4 + 2 H2SO4
CH4 = C3H8 + H2 =>
3 CH4 = C3H8 + 2 H2
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Équations équilibrées sur10/19/24
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