| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 CuCl2 + 2 Fe(NO3)3 = 3 Cu(NO3)2 + 2 FeCl3
Fe(OH)2 + HNO3 = Fe(NO3)3 + NO + H2O =>
3 Fe(OH)2 + 10 HNO3 = 3 Fe(NO3)3 + NO + 8 H2O
NaHCO3 + CH3OOH = CO2 + C2H3NaO2 + H2O =>
NaHCO3 + 2 CH3OOH = CO2 + C2H3NaO2 + 3 H2O
C12H2OH + O2 = CO2 + H2O =>
4 C12H2OH + 49 O2 = 48 CO2 + 6 H2O
CuSO4 + Mn(OH)2 = Cu(OH)2 + MnSO4 =>
CuSO4 + Mn(OH)2 = Cu(OH)2 + MnSO4
KMnO4 + NaOH + Na2C2O4 = MnO + Na2CO3 + K2CO3 + H2O =>
2 KMnO4 + 8 NaOH + 5 Na2C2O4 = 2 MnO + 9 Na2CO3 + K2CO3 + 4 H2O
H2S + Fe3(OH)3 = Fe2S + H2O =>
3 H2S + 2 Fe3(OH)3 = 3 Fe2S + 6 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
AgNo3(s) + KI(s) = AgI(s) + KNo3(s) =>
AgNo3(s) + KI(s) = AgI(s) + KNo3(s)
Mg + K3Fe(CN)6 = K + MgFe(CN)6 =>
Mg + K3Fe(CN)6 = 3 K + MgFe(CN)6
NiCl2 + NH3 = [Ni(NH3)4]Cl2 =>
NiCl2 + 4 NH3 = [Ni(NH3)4]Cl2
W + HF + HNO3 = H2[WF8] + NO + H2O =>
W + 8 HF + 2 HNO3 = H2[WF8] + 2 NO + 4 H2O
CrC2H3O2 + MnCl2 = CrCl2 + MnC2H3O2 =>
CrC2H3O2 + MnCl2 = CrCl2 + MnC2H3O2
I2 + CI2 = I2CI2 =>
I2 + CI2 = I2CI2
Au + HNO3 + HCl = NOCl + AuCl + H2O =>
2 Au + HNO3 + 3 HCl = NOCl + 2 AuCl + 2 H2O
POCl3 + H2O = H3PO4 + HCl =>
POCl3 + 3 H2O = H3PO4 + 3 HCl
*2K + *2H2O = *2KOH + *H2 =>
*2K + *2H2O = *2KOH + *H2
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
C4H7NO4 + NaNO2 + HCl = C4H6O4 + N2 + NaCl + H2O =>
3 C4H7NO4 + NaNO2 + HCl = 3 C4H6O4 + 2 N2 + NaCl + 2 H2O
OF2 = O2 + F2 =>
2 OF2 = O2 + 2 F2
CrCl2 + HNO3 = H2CrO4 + HClO4 + H2O + NO =>
3 CrCl2 + 20 HNO3 = 3 H2CrO4 + 6 HClO4 + 4 H2O + 20 NO
Mg2(s) + O(g) = MgO(s) =>
Mg2(s) + 2 O(g) = 2 MgO(s)
N2O3 + H2O = HNO2 =>
N2O3 + H2O = 2 HNO2
SeCl + O2 = SeO2 + Cl2 =>
2 SeCl + 2 O2 = 2 SeO2 + Cl2
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
(CO)2 + O2 = CO2 =>
(CO)2 + O2 = 2 CO2
CuFeS2 + O2 = Cu2S + FeO + SO2 =>
2 CuFeS2 + 4 O2 = Cu2S + 2 FeO + 3 SO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Fe(NO3)2 + (NH4)3PO4 = Fe3(PO4)2 + NH4(NO3) =>
3 Fe(NO3)2 + 2(NH4)3PO4 = Fe3(PO4)2 + 6 NH4(NO3)
As + NO3 = As2O5 + NO =>
4 As + 5 NO3 = 2 As2O5 + 5 NO
Rb + HC2H3O2 = RbC2H3O2 + H2 =>
2 Rb + 2 HC2H3O2 = 2 RbC2H3O2 + H2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
FeCl3(aq) + NH4SCN(aq) = Fe(SCN)2{+} + Cl{-} + NH4Cl(aq) =>
FeCl3(aq) + 2 NH4SCN(aq) = Fe(SCN)2{+} + Cl{-} + 2 NH4Cl(aq)
O2 + NaOH = Na2O2 + H2O2 =>
O2 + 2 NaOH = Na2O2 + H2O2
NaMnO4 = Na2MnO4 + MnO2 + O2 =>
2 NaMnO4 = Na2MnO4 + MnO2 + O2
NH4OH + HCl = NH4Cl + HOH =>
NH4OH + HCl = NH4Cl + HOH
K2Cr2O7 + Na2S2O3 + H2SO4 = Cr2(SO4)3 + Na2(SO4)3 + K2SO4 + H2O =>
2 K2Cr2O7 + Na2S2O3 + 9 H2SO4 = 2 Cr2(SO4)3 + Na2(SO4)3 + 2 K2SO4 + 9 H2O
BaS + O3 = BaO + SO =>
3 BaS + 2 O3 = 3 BaO + 3 SO
CuSO4 + Na3N = Cu3N2 + Na2SO4 =>
3 CuSO4 + 2 Na3N = Cu3N2 + 3 Na2SO4
[C2H6]5 + O2 = CO2 + H2O =>
2[C2H6]5 + 35 O2 = 20 CO2 + 30 H2O
NaHCO3(aq) + NaOH(aq) = Na2CO3 + H2O =>
NaHCO3(aq) + NaOH(aq) = Na2CO3 + H2O
Mg + HI = MgI2 + H2 =>
Mg + 2 HI = MgI2 + H2
H4O3 = H2O + O2 =>
2 H4O3 = 4 H2O + O2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
HNO3(aq) + HBr(g) = NO(g) + Br2(l) + H2O =>
2 HNO3(aq) + 6 HBr(g) = 2 NO(g) + 3 Br2(l) + 4 H2O
NO + KOH = KNO2 + H2 =>
2 NO + 2 KOH = 2 KNO2 + H2
NaOH(s) + SiO2(s) = H2O + Na2SiO3(s) =>
2 NaOH(s) + SiO2(s) = H2O + Na2SiO3(s)
Na2SO4 = Na + O2 + SO2 =>
Na2SO4 = 2 Na + O2 + SO2
HCl + PbO2 = H2O + PbCl2 + Cl2 =>
4 HCl + PbO2 = 2 H2O + PbCl2 + Cl2
Co(OH)2 + CH2O2 = Co(CHO2)2 + H2O =>
Co(OH)2 + 2 CH2O2 = Co(CHO2)2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/14/24
Équations équilibrées sur01/13/24
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