| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 NH3 + Cr(NO3)2 = Cr(NH3)6(NO3)2
NaCN + FeSO4 = FeCN + NaSO4 =>
NaCN + FeSO4 = FeCN + NaSO4
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
Cu(OH)2 + HI = H2O + CuI2 =>
Cu(OH)2 + 2 HI = 2 H2O + CuI2
[Fe(NH3)4]Cl2 + NaOH = Fe(OH)2 + NaCl + NH3 =>
[Fe(NH3)4]Cl2 + 2 NaOH = Fe(OH)2 + 2 NaCl + 4 NH3
(PO4)3{-} + I{-} + H3O{+} = (PO3)3{-} + (I3){-} + H2O =>
(PO4)3{-} + 9 I{-} + 6 H3O{+} = (PO3)3{-} + 3(I3){-} + 9 H2O
(C17H35COO)3C3H5 + C5H11OH = C17H35COOC5H11 + C3H5(OH)3 =>
(C17H35COO)3C3H5 + 3 C5H11OH = 3 C17H35COOC5H11 + C3H5(OH)3
S + KOH = K2S2O3 + K2S + H2O =>
4 S + 6 KOH = K2S2O3 + 2 K2S + 3 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
NaCl + KMnO4 + HNO3 = Cl2 + MnNO3 + H2O + NaNO3 + KNO3 =>
6 NaCl + KMnO4 + 8 HNO3 = 3 Cl2 + MnNO3 + 4 H2O + 6 NaNO3 + KNO3
PbO(s) + SO2(g) = PbS(s) + O2(g) =>
2 PbO(s) + 2 SO2(g) = 2 PbS(s) + 3 O2(g)
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 FeSO4 + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
HI(aq) + Ba(OH)2(aq) = BaI2(aq) + H2O(l) =>
2 HI(aq) + Ba(OH)2(aq) = BaI2(aq) + 2 H2O(l)
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
H2CO3 + Pb(OH)2 = Pb2(CO3)2 + H2O =>
2 H2CO3 + 2 Pb(OH)2 = Pb2(CO3)2 + 4 H2O
CaO + NaCl = Na2O + CaCl2 =>
CaO + 2 NaCl = Na2O + CaCl2
Ca(ClO)2 + KI + HCl = I2 + CaCl2 + KCl + H2O =>
Ca(ClO)2 + 4 KI + 4 HCl = 2 I2 + CaCl2 + 4 KCl + 2 H2O
Zn + CuSO4 = Cu + ZnSO4 =>
Zn + CuSO4 = Cu + ZnSO4
Co + FeCl2 = CoCl2 + Fe =>
Co + FeCl2 = CoCl2 + Fe
CoSO4 + Na2SiO3 = CoSiO3 + Na2SO4 =>
CoSO4 + Na2SiO3 = CoSiO3 + Na2SO4
NaHCO3 = Na + CO3 + H2O + CO2 =>
2 NaHCO3 = 2 Na + CO3 + H2O + CO2
Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + NO2 + H2O =>
Cu2S + 12 HNO3 = Cu(NO3)2 + CuSO4 + 10 NO2 + 6 H2O
Mg + P4 = Mg3P2 =>
6 Mg + P4 = 2 Mg3P2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
MnS + H2SO4 = MnSO4 + H2O + SO =>
MnS + 2 H2SO4 = MnSO4 + 2 H2O + 2 SO
NaCl(ac) = Na(ac) + Cl2(g) =>
2 NaCl(ac) = 2 Na(ac) + Cl2(g)
P4 + O4 = P2O5 =>
2 P4 + 5 O4 = 4 P2O5
Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + NO2 + H2O =>
Cu2S + 12 HNO3 = Cu(NO3)2 + CuSO4 + 10 NO2 + 6 H2O
KClO4 + P = P4O10 + KCl =>
5 KClO4 + 8 P = 2 P4O10 + 5 KCl
CuCO3 + H3PO4 = CuPO4 + H3CO3 =>
CuCO3 + H3PO4 = CuPO4 + H3CO3
O + NaBr = NaO + Br2 =>
2 O + 2 NaBr = 2 NaO + Br2
SiO2 + CaCO3 + Ca2Mg5Si8O22(OH)2 = CaMgSi2O6 + H2O + CO2 =>
2 SiO2 + 3 CaCO3 + Ca2Mg5Si8O22(OH)2 = 5 CaMgSi2O6 + H2O + 3 CO2
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
NH4Cl + CH2O = CH3NH3Cl + CO2 + H2O =>
2 NH4Cl + 3 CH2O = 2 CH3NH3Cl + CO2 + H2O
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
NO2(g) + F2(g) = FNO2(g) =>
2 NO2(g) + F2(g) = 2 FNO2(g)
C18H36O3 + H2O2 = C9H16O4 + H2O =>
C18H36O3 + 7 H2O2 = 2 C9H16O4 + 9 H2O
Ni(OH)2 = Ni2O3 + e + H{+} + H2O =>
2 Ni(OH)2 = Ni2O3 + 2e + 2 H{+} + H2O
MgO(s) + SO2(g) + O2(g) = MgSO4(s) =>
2 MgO(s) + 2 SO2(g) + O2(g) = 2 MgSO4(s)
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 FeSO4 + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
CH2O + NH4I = CH3NH2 + HI + HCO2H =>
2 CH2O + NH4I = CH3NH2 + HI + HCO2H
AgF + KI = AgI + KF =>
AgF + KI = AgI + KF
Mg + ZnS = Mg2S + Zn2 =>
4 Mg + 2 ZnS = 2 Mg2S + Zn2
As2S5 + HNO3 = H3AsO4 + SO4 + H2O + NO2 =>
As2S5 + 50 HNO3 = 2 H3AsO4 + 5 SO4 + 22 H2O + 50 NO2
Hg2S + SO2 = S + Hg2O =>
2 Hg2S + SO2 = 3 S + 2 Hg2O
Au + H2O = AuH2O =>
Au + H2O = AuH2O
CuSO4 + NaPO4 = Cu(PO4)2 + Na2SO4 =>
CuSO4 + 2 NaPO4 = Cu(PO4)2 + Na2SO4
NaCl(aq) + HgNO3(aq) = Hg2Cl2(s) + NaNO3(aq) =>
2 NaCl(aq) + 2 HgNO3(aq) = Hg2Cl2(s) + 2 NaNO3(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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