| Équations équilibrées la veille | Équations équilibrées le lendemain |
4[Ag(NH3)2]OH + C2H6 = C2H4O + 4 Ag + 8 NH3 + 3 H2O
Ca(OH)2(s) + HCl(aq) = H2O(l) + CaCl2(aq) =>
Ca(OH)2(s) + 2 HCl(aq) = 2 H2O(l) + CaCl2(aq)
Ca(NO2)2 + H2SO4 = CaSO4 + NO2 + NO + H2O =>
Ca(NO2)2 + H2SO4 = CaSO4 + NO2 + NO + H2O
Pt + HCl = PtCl4 + H2 =>
Pt + 4 HCl = PtCl4 + 2 H2
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Fe + CH3COOH = Fe(CH3COO)2 + H2 =>
Fe + 2 CH3COOH = Fe(CH3COO)2 + H2
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
Sn + P = P4Sn3 =>
3 Sn + 4 P = P4Sn3
AgNO{+3} + KBr = AgBr + KNO{+3} =>
AgNO{+3} + KBr = AgBr + KNO{+3}
Cu(CH3COO)2 + KNO3 = Cu(NO3)2 + KCH3COO =>
Cu(CH3COO)2 + 2 KNO3 = Cu(NO3)2 + 2 KCH3COO
Cr + H2O = Cr(OH)3 + H2 =>
2 Cr + 6 H2O = 2 Cr(OH)3 + 3 H2
H3Po4 + AgNO3 = Ag3Po4 + HNO3 =>
H3Po4 + 3 AgNO3 = Ag3Po4 + 3 HNO3
MnCO3 + Al(NO3)3 = Mn(NO3)2 + Al2(CO3)3 =>
3 MnCO3 + 2 Al(NO3)3 = 3 Mn(NO3)2 + Al2(CO3)3
FeF3 + NH4SCN + KAl(SO4)2 = Fe(SCN)3 + (NH4)2SO4 + KF + AlF3 =>
4 FeF3 + 12 NH4SCN + 3 KAl(SO4)2 = 4 Fe(SCN)3 + 6(NH4)2SO4 + 3 KF + 3 AlF3
NaHSO3 + Br2 = NaBr + HO + SO2 =>
2 NaHSO3 + Br2 = 2 NaBr + 2 HO + 2 SO2
NaOH2 + CaCl = NaCl + CaOH2 =>
NaOH2 + CaCl = NaCl + CaOH2
CuS = SCu =>
CuS = SCu
NaNO3 + BaSO4 = Na2(SO4) + Ba(NO3)2 =>
2 NaNO3 + BaSO4 = Na2(SO4) + Ba(NO3)2
PbO2 + LiOH = Li2PbO3 + H2O =>
PbO2 + 2 LiOH = Li2PbO3 + H2O
Cr2 = Cr =>
Cr2 = 2 Cr
K2 + NO3 = KNO3 =>
K2 + 2 NO3 = 2 KNO3
C2Cl4 + Cl = C2Cl6 =>
C2Cl4 + 2 Cl = C2Cl6
NaAlO2 + HNO3 = Al(NO3)3 + NaNO3 + H2O =>
NaAlO2 + 4 HNO3 = Al(NO3)3 + NaNO3 + 2 H2O
Cu(HSO4)2 + Ca(OH)2 = CaSO4 + CuSO4 + H2O =>
Cu(HSO4)2 + Ca(OH)2 = CaSO4 + CuSO4 + 2 H2O
Na + HOH = Na(OH)2 + H2 =>
Na + 2 HOH = Na(OH)2 + H2
NH4SCN + KMnO4 + H2SO4 = MnSO4 + N2 + CO2 + K2SO4 + H2O =>
5 NH4SCN + 14 KMnO4 + 16 H2SO4 = 14 MnSO4 + 5 N2 + 5 CO2 + 7 K2SO4 + 26 H2O
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
C4H10S(l) + O2(g) = CO2(g) + H2O(l) + SO3 =>
C4H10S(l) + 8 O2(g) = 4 CO2(g) + 5 H2O(l) + SO3
PbO + KOH + H2O = K[Pb(OH)3] =>
PbO + KOH + H2O = K[Pb(OH)3]
Ni(OH)2 + HCl = Ni(Cl)2 + (H)2O =>
Ni(OH)2 + 2 HCl = Ni(Cl)2 + 2(H)2O
C3H5N3O9(s) = N2(g) + CO2(g) + O2(g) + H2O(g) =>
4 C3H5N3O9(s) = 6 N2(g) + 12 CO2(g) + O2(g) + 10 H2O(g)
Cr + Fe2O3 = Cr2O3 + Fe =>
2 Cr + Fe2O3 = Cr2O3 + 2 Fe
SO2 + NaOH + H2O = NaHSO3H2O =>
SO2 + NaOH + H2O = NaHSO3H2O
N2O + H2O = NH4NO3 =>
N2O + 2 H2O = NH4NO3
BaCO3 + HNO3 = Ba(NO3)2 + CO2 + H2O =>
BaCO3 + 2 HNO3 = Ba(NO3)2 + CO2 + H2O
Au + Li3N = AuN + Li =>
Au + Li3N = AuN + 3 Li
K2CrO4 + FeCl3 = Fe2(CrO4)3 + KCl =>
3 K2CrO4 + 2 FeCl3 = Fe2(CrO4)3 + 6 KCl
Zn + Pb(NO3)5 = Zn(NO3)2 + Pb =>
5 Zn + 2 Pb(NO3)5 = 5 Zn(NO3)2 + 2 Pb
SrCl2 + LiOH = Sr(OH)2 + LiCl =>
SrCl2 + 2 LiOH = Sr(OH)2 + 2 LiCl
BaCO3 + HNO3 = Ba(NO3)2 + CO2 + H2O =>
BaCO3 + 2 HNO3 = Ba(NO3)2 + CO2 + H2O
P4 + H{+} + NO3{-} + H2O = H2PO4{-} + NO =>
3 P4 + 8 H{+} + 20 NO3{-} + 8 H2O = 12 H2PO4{-} + 20 NO
(OH){-} + (ClO3){-} + N2H4 = (NO3){-} + Cl{-} + H2O =>
6(OH){-} + 7(ClO3){-} + 3 N2H4 = 6(NO3){-} + 7 Cl{-} + 9 H2O
Al(OH)3 + F{-} = Al(OH)2F + OH{-} =>
Al(OH)3 + F{-} = Al(OH)2F + OH{-}
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
Na2O + Al = NaAl + O2 =>
2 Na2O + 4 Al = 4 NaAl + O2
HCl = H2 + Cl2 =>
2 HCl = H2 + Cl2
KMnO4 + AgNO3 = AgO4 + KMnNO3 =>
KMnO4 + AgNO3 = AgO4 + KMnNO3
NaBrO + H2S = S + Br2 + NaOH =>
2 NaBrO + H2S = S + Br2 + 2 NaOH
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
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Équations équilibrées sur12/10/24
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