| Équations équilibrées la veille | Équations équilibrées le lendemain |
ZnCO3 + 2 CH3COOH = Zn(CH3COO)2 + H2CO3
SO2(g) + O2(g) + H2O(l) = H2SO4(as) =>
2 SO2(g) + O2(g) + 2 H2O(l) = 2 H2SO4(as)
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
Ca + (NH4)2CO3 = CaCO3 + NH4()2 =>
Ca + (NH4)2CO3 = CaCO3 + 2 NH4()2
KMnO4 + Li = LiMnO4 + K =>
KMnO4 + Li = LiMnO4 + K
C8H9NO2 + SnCl2 + HCl = C8H11N + SnOH + Cl2 =>
C8H9NO2 + 2 SnCl2 + 4 HCl = C8H11N + 2 SnOH + 4 Cl2
Fe2O3 + CuCl2 = FeCl3 + CuO =>
Fe2O3 + 3 CuCl2 = 2 FeCl3 + 3 CuO
C2H6O + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
5 C2H6O + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
SbF5 = F + SbF3 =>
SbF5 = 2 F + SbF3
C7H2ClF3N2O4 + C6H15N = C13H16F3N3O4 + HCl =>
C7H2ClF3N2O4 + C6H15N = C13H16F3N3O4 + HCl
KMnO4 + NaOH + Na2SO3 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + 2 NaOH + Na2SO3 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O
H3PO4 + Zn = Zn3(PO4)2 + H =>
2 H3PO4 + 3 Zn = Zn3(PO4)2 + 6 H
PbSO4 + MgO = PbO + MgSO4 =>
PbSO4 + MgO = PbO + MgSO4
Mn + O2 = Mn2O7 =>
4 Mn + 7 O2 = 2 Mn2O7
KO2 + CO2(s) = K2CO3 + O2(s) =>
4 KO2 + 2 CO2(s) = 2 K2CO3 + 3 O2(s)
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
C2H4O2N + O2 = CO2 + H2O + N2 =>
2 C2H4O2N + 4 O2 = 4 CO2 + 4 H2O + N2
Fe(Cl)3 + Ca(OH)2 = Fe(OH)3 + CaCl2 =>
2 Fe(Cl)3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 CaCl2
Fe(OH)3 + HNo3 = Fe(No3)3 + H2O =>
Fe(OH)3 + 3 HNo3 = Fe(No3)3 + 3 H2O
NH3 + O2 = (NO)2 + H2O =>
4 NH3 + 5 O2 = 2(NO)2 + 6 H2O
Al2O3 + HNO2 = Al(NO2)3 + H2O =>
Al2O3 + 6 HNO2 = 2 Al(NO2)3 + 3 H2O
Sr(NO3)2(aq) + H2SO4(aq) = SrSO4(s) + HNO3(g) =>
Sr(NO3)2(aq) + H2SO4(aq) = SrSO4(s) + 2 HNO3(g)
C2H3O2 + H2O = C2H4O2 + OH =>
C2H3O2 + H2O = C2H4O2 + OH
CH3CH2OH + CrO4 + H2SO4 = CH3CHO + Cr2(SO4)3 + H2O =>
5 CH3CH2OH + 2 CrO4 + 3 H2SO4 = 5 CH3CHO + Cr2(SO4)3 + 8 H2O
Ba(s) + F2(g) = BaF2(s) =>
Ba(s) + F2(g) = BaF2(s)
CO + Ag(NH3)2OH = (NH4)2CO3 + Ag + NH3 =>
CO + 2 Ag(NH3)2OH = (NH4)2CO3 + 2 Ag + 2 NH3
C2O2H4 + NaHCO3 = NaC2H3O2 + CO2 + H2O =>
C2O2H4 + NaHCO3 = NaC2H3O2 + CO2 + H2O
Cr2O7 + SO3 = Cr + SO4 =>
Cr2O7 + 7 SO3 = 2 Cr + 7 SO4
Pb(CH3COO)2 + HCl = PbCl2(s) + CH3COOH =>
Pb(CH3COO)2 + 2 HCl = PbCl2(s) + 2 CH3COOH
(Cu(NH3)2)OH + O2 + NH3*H2O = (Cu(NH3)4)(OH)2 + H2O =>
4(Cu(NH3)2)OH + O2 + 8 NH3*H2O = 4(Cu(NH3)4)(OH)2 + 6 H2O
[Ni(NH3)4]SO4 + HNO3 = Ni(NO3)2 + NH4NO3 + H2SO4 =>
[Ni(NH3)4]SO4 + 6 HNO3 = Ni(NO3)2 + 4 NH4NO3 + H2SO4
FeCl3 + (NH4)2CO3 + H2O = Fe(OH)3 + NH4Cl + CO2 =>
2 FeCl3 + 3(NH4)2CO3 + 3 H2O = 2 Fe(OH)3 + 6 NH4Cl + 3 CO2
LiOH + H2C2O4 = LiC2O4 + H3O =>
LiOH + H2C2O4 = LiC2O4 + H3O
AlBr3 + (NH4)2Cr2O7 = Al2(Cr2O7)3 + NH4Br =>
2 AlBr3 + 3(NH4)2Cr2O7 = Al2(Cr2O7)3 + 6 NH4Br
C2H6 + Cl2 = C2H4Cl2 + HCl =>
C2H6 + 2 Cl2 = C2H4Cl2 + 2 HCl
K2CO3 + H2SO4 = H2CO3 + K2SO4 =>
K2CO3 + H2SO4 = H2CO3 + K2SO4
P4(s) + H2(g) = PH3(g) =>
P4(s) + 6 H2(g) = 4 PH3(g)
C2H5OH + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
C2H5OH + 2 K2Cr2O7 + 8 H2SO4 = 2 CO2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
C6H11O7 + O2 = CO2 + H2O =>
4 C6H11O7 + 21 O2 = 24 CO2 + 22 H2O
H2SO4 = H2 + SO4 =>
H2SO4 = H2 + SO4
C6H12O6 + Cu{2+} + OH{-} = HCOOH + Cu2O + H2O =>
C6H12O6 + 12 Cu{2+} + 24 OH{-} = 6 HCOOH + 6 Cu2O + 12 H2O
Ru + F = RuF =>
Ru + F = RuF
ClO2 + H2S = S + H2O + HCl =>
2 ClO2 + 5 H2S = 5 S + 4 H2O + 2 HCl
N3Cl5 = N2 + Cl2 =>
2 N3Cl5 = 3 N2 + 5 Cl2
C9H8O4 + NaOH = C9H7O4Na + H2O =>
C9H8O4 + NaOH = C9H7O4Na + H2O
Ca3N2 + K2CO3 + H2O = Ca3(CO3)3 + NH3 + KOH =>
Ca3N2 + 3 K2CO3 + 6 H2O = Ca3(CO3)3 + 2 NH3 + 6 KOH
AlCl + KSO3 = AlSO3 + KCl =>
AlCl + KSO3 = AlSO3 + KCl
OH{-} + HCl = H2O + Cl{-} =>
OH{-} + HCl = H2O + Cl{-}
NH4Cl + CoSO4 = (NH4)2SO4 + CoCl2 =>
2 NH4Cl + CoSO4 = (NH4)2SO4 + CoCl2
NCl2 + CH4 = N2 + H + Cl12C3 =>
6 NCl2 + 3 CH4 = 3 N2 + 12 H + Cl12C3
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Équations équilibrées sur11/27/24
Équations équilibrées sur12/27/23
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