| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ni(NO3)2 + 2 NaHCO3 = Ni(HCO3)2 + 2 NaNO3
Pb2 + Sn(NO3)2 = Pb2NO3 + Sn =>
2 Pb2 + Sn(NO3)2 = 2 Pb2NO3 + Sn
Ni(OH)2 + KOH + Br2 = KBr + H2O + NiOOH =>
2 Ni(OH)2 + 2 KOH + Br2 = 2 KBr + 2 H2O + 2 NiOOH
Mg3(Fe(CN)6)2 + Al(OH)3 = Al(Fe(CN)6) + Mg(OH)2 =>
Mg3(Fe(CN)6)2 + 2 Al(OH)3 = 2 Al(Fe(CN)6) + 3 Mg(OH)2
Br2 + NaI = Br2NaI =>
Br2 + NaI = Br2NaI
Na2S2O8 + C6H5NO2 + H2O = Na{+} + SO4{2-} + CO2 + H{+} + NO3{-} =>
15 Na2S2O8 + C6H5NO2 + 13 H2O = 30 Na{+} + 30 SO4{2-} + 6 CO2 + 31 H{+} + NO3{-}
(CH3COO)2Ba + K2CrO4 = BaCrO4 + K(CH3COO) =>
(CH3COO)2Ba + K2CrO4 = BaCrO4 + 2 K(CH3COO)
N2 + O2 = NO =>
N2 + O2 = 2 NO
C6H12 + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
5 C6H12 + 12 KMnO4 + 18 H2SO4 = 15 CH3COOH + 12 MnSO4 + 6 K2SO4 + 18 H2O
MgSO4 + H2O + H2 = MgOH + H2SO4 =>
2 MgSO4 + 2 H2O + H2 = 2 MgOH + 2 H2SO4
BaI2 + Na2SO4 = Ba2(SO4) + I2Na =>
2 BaI2 + Na2SO4 = Ba2(SO4) + 2 I2Na
K2CO3(aq) + Ca(NO3)2(aq) = K2(NO3)2 + CaCO3 =>
K2CO3(aq) + Ca(NO3)2(aq) = K2(NO3)2 + CaCO3
(CH3COO)2Ba = BaCO3 + CH3COCH3 =>
(CH3COO)2Ba = BaCO3 + CH3COCH3
Zn + Ag{+} = Zn{+} + Ag =>
Zn + Ag{+} = Zn{+} + Ag
AlCl3 + Cu(NO3) = Al(NO3) + CuCl3 =>
AlCl3 + Cu(NO3) = Al(NO3) + CuCl3
CH3CH2CHO + O2 = CO2 + H2O =>
CH3CH2CHO + 4 O2 = 3 CO2 + 3 H2O
K2Cr2O7 + H2SO4 + NaNO2 = K2SO4 + Cr2(SO4)3 + NaNO3 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 NaNO2 = K2SO4 + Cr2(SO4)3 + 3 NaNO3 + 4 H2O
CaCl2 + KOH = Ca(HO)2 + KCl =>
CaCl2 + 2 KOH = Ca(HO)2 + 2 KCl
H{+} + MnO4{-} + I{-} + HCN = Mn{+2} + ICN + H2O =>
11 H{+} + 2 MnO4{-} + 5 I{-} + 5 HCN = 2 Mn{+2} + 5 ICN + 8 H2O
KBr + H2SO4 + H2O2 = Br2 + K2SO4 + H2O =>
2 KBr + H2SO4 + H2O2 = Br2 + K2SO4 + 2 H2O
NH4Cl + Ca(OH)2 = CaCl2 + H2O + NH3(aq) =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 H2O + 2 NH3(aq)
Cu2S + PbO = Cu2O + PbS =>
Cu2S + PbO = Cu2O + PbS
NaCl + CaCO3 + SiO2 = NaClCaCSiO5 =>
NaCl + CaCO3 + SiO2 = NaClCaCSiO5
LiNO3 + Mg = Li2O + NO + MgO =>
2 LiNO3 + 3 Mg = Li2O + 2 NO + 3 MgO
C2O4{2-} + MnO4{-} + H{+} = C2O4 + Mn{2+} + H2O =>
5 C2O4{2-} + 2 MnO4{-} + 16 H{+} = 5 C2O4 + 2 Mn{2+} + 8 H2O
K2C2O4 + KMnO4 + H2O = CO2 + Mn(OH)2 + KOH =>
5 K2C2O4 + 2 KMnO4 + 8 H2O = 10 CO2 + 2 Mn(OH)2 + 12 KOH
HCOOH + C3H7OH = HCOOC3H7 + H2O =>
HCOOH + C3H7OH = HCOOC3H7 + H2O
HNO3 + N2S = H2SO4 + NO2 + H2O =>
14 HNO3 + N2S = H2SO4 + 16 NO2 + 6 H2O
CH3OH + K2Cr2O7 + H2SO4 = H2O + HCHO + K2SO4 + Cr2(SO4)3 =>
3 CH3OH + K2Cr2O7 + 4 H2SO4 = 7 H2O + 3 HCHO + K2SO4 + Cr2(SO4)3
Cu + Ag{+} = Ag + Cu{+2) =>
Cu + 2 Ag{+} = 2 Ag + Cu{+2)
KBr + H2SO4 + H2O2 = Br2 + K2SO4 + H2O =>
2 KBr + H2SO4 + H2O2 = Br2 + K2SO4 + 2 H2O
Sn + HNO3 + HCl = H2SnCl6 + NO2 + H2O =>
Sn + 4 HNO3 + 6 HCl = H2SnCl6 + 4 NO2 + 4 H2O
AlBr3 + I2 = AlI + Br =>
2 AlBr3 + I2 = 2 AlI + 6 Br
H2SO3 + Ba(OH)2 = Ba(HSO3)2 + H2O =>
2 H2SO3 + Ba(OH)2 = Ba(HSO3)2 + 2 H2O
CoCl2 + AgNO3 = Co(NO3)2 + Ag(Cl) =>
CoCl2 + 2 AgNO3 = Co(NO3)2 + 2 Ag(Cl)
CuSO4 + SiO2 + C = CuSi03 + CO + S =>
CuSO4 + 3 SiO2 + 10 C = CuSi03 + 10 CO + S
Na2C2O4 + Li = Li2C2O4 + Na =>
Na2C2O4 + 2 Li = Li2C2O4 + 2 Na
BaBr2 = Ba{2+} + Br{-} =>
BaBr2 = Ba{2+} + 2 Br{-}
NH4OH + H2O = NH4O{-} + H3O{+} =>
NH4OH + H2O = NH4O{-} + H3O{+}
KBr + H2SO4 + H2O2 = Br2 + KHSO4 + H2O =>
2 KBr + 2 H2SO4 + H2O2 = Br2 + 2 KHSO4 + 2 H2O
Na2HPO4 = Na4P2O7 + H2O =>
2 Na2HPO4 = Na4P2O7 + H2O
MgCO3 + HCl = MgCl2 + H2CO3 =>
MgCO3 + 2 HCl = MgCl2 + H2CO3
C2H6O + KMnO4 + NaOH = C2H4ONa + KOH + MnO2 + H2O =>
3 C2H6O + KMnO4 + 3 NaOH = 3 C2H4ONa + KOH + MnO2 + 4 H2O
MgCO3 + HCl = MgCl2 + H2CO3 =>
MgCO3 + 2 HCl = MgCl2 + H2CO3
Ag2CO3 + NH3 = AgCNO + H2O + Ag + O2 =>
4 Ag2CO3 + 4 NH3 = 4 AgCNO + 6 H2O + 4 Ag + O2
Fe(NO3)2 + Ca = Fe + Ca(NO3)2 =>
Fe(NO3)2 + Ca = Fe + Ca(NO3)2
MgCO3 + HCl = MgCl2 + H2CO3 =>
MgCO3 + 2 HCl = MgCl2 + H2CO3
MnO4{2-} + SO2 = SO4{2-} + Mn{2+} =>
MnO4{2-} + 2 SO2 = 2 SO4{2-} + Mn{2+}
H2SO4 + K(OH) = (H2SO4)(OH) + K =>
H2SO4 + K(OH) = (H2SO4)(OH) + K
Cu(OH)2 + Na2CO3 = (CuOH)2CO3 + NaOH =>
2 Cu(OH)2 + Na2CO3 = (CuOH)2CO3 + 2 NaOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/06/25
Équations équilibrées sur04/05/24
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