| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Br + Na2I = 2 NaBr + I
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CoCl2H2O + NH4Cl + NH4OH + H2O2 = Co(NH3)6Cl3 + H2O =>
2 CoCl2H2O + 2 NH4Cl + 10 NH4OH + H2O2 = 2 Co(NH3)6Cl3 + 14 H2O
Cr2O7{-2} + e + H{+} = Cr{+3} + H2O =>
Cr2O7{-2} + 6e + 14 H{+} = 2 Cr{+3} + 7 H2O
Ag3No + ZnCl2 = Ag3Cl2 + ZnNo =>
Ag3No + ZnCl2 = Ag3Cl2 + ZnNo
PbO2 + HNO3 = Pb(NO3)2 + OH =>
PbO2 + 2 HNO3 = Pb(NO3)2 + 2 OH
NaBr + MnO2 + H2SO4 = MnSO + Br + H2O + NaHSO4 =>
8 NaBr + MnO2 + 9 H2SO4 = MnSO + 8 Br + 5 H2O + 8 NaHSO4
H2O + Na[B(OCH3)4] = CH3OH + BO3H3 + NaOH =>
4 H2O + Na[B(OCH3)4] = 4 CH3OH + BO3H3 + NaOH
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NaFeO2 + HCl + H2O = NaCl + Fe(OH)3 =>
NaFeO2 + HCl + H2O = NaCl + Fe(OH)3
Zn(NO3)2 + HCl = ZnCl2 + HNO3 =>
Zn(NO3)2 + 2 HCl = ZnCl2 + 2 HNO3
HgI2 + Cu2SO4 = HgSO4 + CuI =>
HgI2 + Cu2SO4 = HgSO4 + 2 CuI
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CH3NO2 + HCl + Zn = CH3NH2 + H2O + ZnCl2 =>
CH3NO2 + 6 HCl + 3 Zn = CH3NH2 + 2 H2O + 3 ZnCl2
AgNO2 + K2S = Ag2S + KNO2 =>
2 AgNO2 + K2S = Ag2S + 2 KNO2
NaI + MnO2 + H2SO4 = MnSO4 + NaSO4H + H2O + I2 =>
2 NaI + MnO2 + 3 H2SO4 = MnSO4 + 2 NaSO4H + 2 H2O + I2
H3PO4 + CaCO3 = Ca3(PO4)2 + H2CO3 =>
2 H3PO4 + 3 CaCO3 = Ca3(PO4)2 + 3 H2CO3
C10H20 + KMnO4 + H2SO4 = C4H9COOH + MnSO4 + K2SO4 + H2O =>
5 C10H20 + 8 KMnO4 + 12 H2SO4 = 10 C4H9COOH + 8 MnSO4 + 4 K2SO4 + 12 H2O
[Co(NH3)5Cl]Cl2 + H2O + NaNO2 = [Co(NH3)5(NO2)]Cl2 + NaOH + HCl =>
[Co(NH3)5Cl]Cl2 + H2O + NaNO2 = [Co(NH3)5(NO2)]Cl2 + NaOH + HCl
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
C6H8O7 + H2O = H3O{+} + C6H7O7{-} =>
C6H8O7 + H2O = H3O{+} + C6H7O7{-}
Na2Br + Cl2 = NaCl + Br2 =>
2 Na2Br + 2 Cl2 = 4 NaCl + Br2
H2CO3(aq) + Sr(OH)2(aq) = H2O + SrCO3 =>
H2CO3(aq) + Sr(OH)2(aq) = 2 H2O + SrCO3
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
NaCl(ac) + F2(g) = NaF(s) + Cl2(g) =>
2 NaCl(ac) + F2(g) = 2 NaF(s) + Cl2(g)
Ba(NO3) + NaCrO3 = BaCrO3 + NaNO3 =>
Ba(NO3) + NaCrO3 = BaCrO3 + NaNO3
Fe(NO3) + Na3 + PO4 = FePO4 + NaNO3 =>
3 Fe(NO3) + Na3 + 3 PO4 = 3 FePO4 + 3 NaNO3
C2H5OH = (C4H10)O + H2O =>
2 C2H5OH = (C4H10)O + H2O
Pb2 + CrCl3 = PbCl2 + Cr =>
3 Pb2 + 4 CrCl3 = 6 PbCl2 + 4 Cr
C2(H6)4 + O2 = C2(O2)4 + H2O2 =>
C2(H6)4 + 16 O2 = C2(O2)4 + 12 H2O2
Ca(NO3)2 + Na3PO4 = CaPO4 + Na + (NO3)2 =>
Ca(NO3)2 + Na3PO4 = CaPO4 + 3 Na + (NO3)2
Ca(s) + NH3(g) = CaH2(s) + Ca3N2(g) =>
6 Ca(s) + 2 NH3(g) = 3 CaH2(s) + Ca3N2(g)
H2S + Na3N = H3N + Na2S =>
3 H2S + 2 Na3N = 2 H3N + 3 Na2S
Fe + H2SO4 = Fe(SO4)2 + H =>
Fe + 2 H2SO4 = Fe(SO4)2 + 4 H
NiCl2 + H2S = NiS + HCl =>
NiCl2 + H2S = NiS + 2 HCl
FeO + P2O5 = Fe(PO3)2 =>
FeO + P2O5 = Fe(PO3)2
Na + O3 = NaO3 =>
Na + O3 = NaO3
Mn2O7 + Mg = Mn + MgO =>
Mn2O7 + 7 Mg = 2 Mn + 7 MgO
YbCl2 + KClO3 + H2SO4 = Cl2 + YbSO4 + K2SO4 + H2O =>
5 YbCl2 + 2 KClO3 + 6 H2SO4 = 6 Cl2 + 5 YbSO4 + K2SO4 + 6 H2O
Zn(NO3)2 + HCl = ZnCl2 + HNO3 =>
Zn(NO3)2 + 2 HCl = ZnCl2 + 2 HNO3
HCl + SO3 = Cl + H2SO3 =>
2 HCl + SO3 = 2 Cl + H2SO3
Fe2(SO4)3(aq) + NaC5H7O2(aq) = Fe(C5H7O2)3(s) + Na2SO4(aq) =>
Fe2(SO4)3(aq) + 6 NaC5H7O2(aq) = 2 Fe(C5H7O2)3(s) + 3 Na2SO4(aq)
Fe2P + FeS2 = Fe2S3 + P2S10 =>
2 Fe2P + 32 FeS2 = 18 Fe2S3 + P2S10
NaHCO3 + HClO = NaClO + CO2 + H2O =>
NaHCO3 + HClO = NaClO + CO2 + H2O
Ca(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca(PO4)2 + 2 SiO2 + 14 C = 2 CaSiO3 + P4 + 14 CO
CHN + O2 = NO + CO + H2O =>
4 CHN + 5 O2 = 4 NO + 4 CO + 2 H2O
Ba(No3)2 + KBr = BaBr2 + K(No3) =>
Ba(No3)2 + 2 KBr = BaBr2 + 2 K(No3)
Ca(OH)2 + Al3 = Al(OH)3 + Ca =>
9 Ca(OH)2 + 2 Al3 = 6 Al(OH)3 + 9 Ca
Cu(NO3)2 + ScN = Cu3N2 + Sc(NO3)3 =>
3 Cu(NO3)2 + 2 ScN = Cu3N2 + 2 Sc(NO3)3
Sr(OH)2(s) + H3PO4(g) = Sr3(PO4)2(s) + H2O(g) =>
3 Sr(OH)2(s) + 2 H3PO4(g) = Sr3(PO4)2(s) + 6 H2O(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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