| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn + 2 Cu(NO3) = Zn(NO3)2 + 2 Cu
K2Co3 + O2 + Cr2O3 = Co2 + K2CrO4 =>
4 K2Co3 + 5 O2 + 2 Cr2O3 = 6 Co2 + 4 K2CrO4
K(OH) + Na2O = NaOH + K2O =>
2 K(OH) + Na2O = 2 NaOH + K2O
H(OH)2 + CaNO3 = HNO3 + Ca(OH)2 =>
H(OH)2 + CaNO3 = HNO3 + Ca(OH)2
NaClO3 + P = P2O5 + NaCl =>
5 NaClO3 + 6 P = 3 P2O5 + 5 NaCl
C2H4Cl2 + Cl2 = C2Cl4 + HCl =>
C2H4Cl2 + 3 Cl2 = C2Cl4 + 4 HCl
H{+} + Cr2O72{-} + Cl{-} = Cr3{+} + H2O + Cl2 =>
864 H{+} + 6 Cr2O72{-} + 854 Cl{-} = 4 Cr3{+} + 432 H2O + 427 Cl2
V2O4 + K3Fe(CN)6 + KOH = V2O5 + K4Fe(CN)6 + H2O =>
V2O4 + 2 K3Fe(CN)6 + 2 KOH = V2O5 + 2 K4Fe(CN)6 + H2O
(CH3)2CO(l) + H4N2(l) = (CH3)2CH2(g) + N2(g) + H2O(l) =>
(CH3)2CO(l) + H4N2(l) = (CH3)2CH2(g) + N2(g) + H2O(l)
C2H6(l) + Cl2(g) = C6Cl6(s) + HCl(g) =>
3 C2H6(l) + 12 Cl2(g) = C6Cl6(s) + 18 HCl(g)
Zn + CaCl2 = Zn(Cl2)2 + Ca =>
Zn + 2 CaCl2 = Zn(Cl2)2 + 2 Ca
N2H2(l) + N2O4(l) = N2(g) + H2O(g) =>
4 N2H2(l) + N2O4(l) = 5 N2(g) + 4 H2O(g)
AlHSO4 = Al2SO4 + H2S + O =>
2 AlHSO4 = Al2SO4 + H2S + 4 O
Al2(SO4)3 + HCl = AlCl3 + H2SO4 =>
Al2(SO4)3 + 6 HCl = 2 AlCl3 + 3 H2SO4
Fe + MgO = Fe2O3 + Mg =>
2 Fe + 3 MgO = Fe2O3 + 3 Mg
Cu(NO3)2 + KOH = Cu(OH)2 + K(NO3) =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + 2 K(NO3)
C2H5NH2 + H2O = C2H5NH3OH =>
C2H5NH2 + H2O = C2H5NH3OH
CH3Cl + CH3CH2Cl + Na = CH3CH2CH3 + NaCl =>
CH3Cl + CH3CH2Cl + 2 Na = CH3CH2CH3 + 2 NaCl
NaCN + H2SO4 = HCN + HNaSO4 =>
NaCN + H2SO4 = HCN + HNaSO4
C6H2OH(NO2)3 + NaOH + H2O = C6H5ONa + HNO3 =>
C6H2OH(NO2)3 + NaOH + 2 H2O = C6H5ONa + 3 HNO3
NH4Cl + K2[HgI4] + KOH = [OHg2NH2]I + KI + KCl + H2O =>
NH4Cl + 2 K2[HgI4] + 4 KOH = [OHg2NH2]I + 7 KI + KCl + 3 H2O
FeCl2 + KMnO4(aq) + HCl(aq) = FeCl3(aq) + MnCl2(aq) + H2O(l) + KCl5(aq) =>
FeCl2 + KMnO4(aq) + 8 HCl(aq) = FeCl3(aq) + MnCl2(aq) + 4 H2O(l) + KCl5(aq)
SiI4 + Ag = AgI + Si =>
SiI4 + 4 Ag = 4 AgI + Si
LiOH + MgBr2 = LiBr + Mg(OH)2 =>
2 LiOH + MgBr2 = 2 LiBr + Mg(OH)2
MgO + Co = MgCo3 + O2 =>
2 MgO + 6 Co = 2 MgCo3 + O2
Cu(NO3)2 + KOH = Cu(OH)2 + K(NO3) =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + 2 K(NO3)
CuCl2 + K2CO3 = Cu(CO3) + KCl =>
CuCl2 + K2CO3 = Cu(CO3) + 2 KCl
C2H5OH + NaCr2 = NaOH + C2H5Cr2 =>
C2H5OH + NaCr2 = NaOH + C2H5Cr2
AlHSO4 = Al2SO4 + H2S + O =>
2 AlHSO4 = Al2SO4 + H2S + 4 O
K + H2 = KH =>
2 K + H2 = 2 KH
K2Co3 + O2 + Cr2O3 = Co2 + K2CrO4 =>
4 K2Co3 + 5 O2 + 2 Cr2O3 = 6 Co2 + 4 K2CrO4
C6H5NO2 + Sn + HCl = C6H5NH2 + SnCl4 + H2O =>
2 C6H5NO2 + 3 Sn + 12 HCl = 2 C6H5NH2 + 3 SnCl4 + 4 H2O
C8H9NO2 + FeCl3 = Fe(C8H9NO2) + Cl =>
C8H9NO2 + FeCl3 = Fe(C8H9NO2) + 3 Cl
KCr(SO4)2*12H2O = K2SO4 + Cr2(SO4)3 + H2O =>
2 KCr(SO4)2*12H2O = K2SO4 + Cr2(SO4)3 + 24 H2O
NaH + BaCl = NaCl + BaH =>
NaH + BaCl = NaCl + BaH
CoCl2 + NH4SCN = Co(SCN)2 + NH4Cl =>
CoCl2 + 2 NH4SCN = Co(SCN)2 + 2 NH4Cl
PaO2 + H2O = H2PaO3 =>
PaO2 + H2O = H2PaO3
IrN = NIr =>
IrN = NIr
CoCO3(s) + Fe2O3(s) = CoFe2O4(s) + CO2(g) =>
CoCO3(s) + Fe2O3(s) = CoFe2O4(s) + CO2(g)
H2SO3 + CH3COOH = HSO3{-} + CH3COOH2{+} =>
H2SO3 + CH3COOH = HSO3{-} + CH3COOH2{+}
NHO3 + Ni = Ni(NO3)2 + H2 =>
2 NHO3 + Ni = Ni(NO3)2 + H2
Ag(NH3)2{+} + CO + H2O = Ag + CO3{2-} + NH4{+} =>
2 Ag(NH3)2{+} + CO + 2 H2O = 2 Ag + CO3{2-} + 4 NH4{+}
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
HNO3 + KI = NO2 + KNO3 + I2 + H2O =>
4 HNO3 + 2 KI = 2 NO2 + 2 KNO3 + I2 + 2 H2O
Fe + Cu2S2 = Fe2S2 + Cu =>
2 Fe + Cu2S2 = Fe2S2 + 2 Cu
C2H4O(g) + O2(g) = CO2(g) + H2O(l) =>
2 C2H4O(g) + 5 O2(g) = 4 CO2(g) + 4 H2O(l)
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
CuCl2 + K2CO3 = CuCO3 + K2Cl2 =>
CuCl2 + K2CO3 = CuCO3 + K2Cl2
Cr(NH3)6Cl3O7 + HClO4 = Cr2O7 + N2 + ClO + H2O =>
10 Cr(NH3)6Cl3O7 + 34 HClO4 = 5 Cr2O7 + 30 N2 + 64 ClO + 107 H2O
Al2SO4 + K2Cr2O7 + H2SO4 = Al2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
3 Al2SO4 + 2 K2Cr2O7 + 14 H2SO4 = 3 Al2(SO4)3 + 2 Cr2(SO4)3 + 2 K2SO4 + 14 H2O
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Équations équilibrées sur11/12/24
Équations équilibrées sur12/12/23
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