| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H2N + 7 O2 = 4 CO2 + 2 H2O + 2 NO2
COO = CO2 =>
COO = CO2
C40H55O22 + O2 = H2O + CO2 =>
4 C40H55O22 + 171 O2 = 110 H2O + 160 CO2
KClO3 + P = KCl + P2O5 =>
5 KClO3 + 6 P = 5 KCl + 3 P2O5
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
N2O5 + CaO = N2(CaO2)5 =>
N2O5 + 5 CaO = N2(CaO2)5
H2O + CO3 = HCO + O2 =>
2 H2O + 4 CO3 = 4 HCO + 5 O2
Zn + HBr3 = ZnBr16 + H2 =>
3 Zn + 16 HBr3 = 3 ZnBr16 + 8 H2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Na2Co3 + Ba = BaCo3 + Na =>
Na2Co3 + Ba = BaCo3 + 2 Na
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HNO3 + As = H2AsO4 + NO2 + H2O =>
6 HNO3 + As = H2AsO4 + 6 NO2 + 2 H2O
Na2CO3 + Ag(NO3)2 = NaNO3 + Ag(CO3) =>
Na2CO3 + Ag(NO3)2 = 2 NaNO3 + Ag(CO3)
CaO + NH4Cl = NH4 + H2O + CaCl2 + N2 =>
4 CaO + 8 NH4Cl = 6 NH4 + 4 H2O + 4 CaCl2 + N2
Br2 + FeI3 = I2 + FeBr3 =>
3 Br2 + 2 FeI3 = 3 I2 + 2 FeBr3
C13O + NaOH = C13Na + HO2 =>
C13O + NaOH = C13Na + HO2
Fe(NO3)3 + Na3PO4 = FePO4 + NaNO3 =>
Fe(NO3)3 + Na3PO4 = FePO4 + 3 NaNO3
NaCI = Na + CI =>
NaCI = Na + CI
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Na + MgCl2 = NaCl + Mg =>
2 Na + MgCl2 = 2 NaCl + Mg
Cu2S + HNO2 = Cu(NO3)2 + SO2 + H2O + NO =>
Cu2S + 20 HNO2 = 2 Cu(NO3)2 + SO2 + 10 H2O + 16 NO
COOH + NaOH = NaCOO + H2O =>
COOH + NaOH = NaCOO + H2O
Pb(HCO3)2 + KI = KHCO3 + PbI2 =>
Pb(HCO3)2 + 2 KI = 2 KHCO3 + PbI2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
KI + MgBr2 = KBr + MgI2 =>
2 KI + MgBr2 = 2 KBr + MgI2
Ba(NO3)2 + K2CrO4 = BaCrO4 + K2(NO3)2 =>
Ba(NO3)2 + K2CrO4 = BaCrO4 + K2(NO3)2
C6H15NO3 + H3BO3 = C6H12BNO3 + H2O =>
C6H15NO3 + H3BO3 = C6H12BNO3 + 3 H2O
La2(C2O4)3 + KMnO4 = La(MnO4)3 + K2C2O4 =>
La2(C2O4)3 + 6 KMnO4 = 2 La(MnO4)3 + 3 K2C2O4
CuCl2 + NH3 + H2O = [Cu(NH3)4(H2O)2]2 + NH4Cl + OH =>
2 CuCl2 + 12 NH3 + 8 H2O = [Cu(NH3)4(H2O)2]2 + 4 NH4Cl + 4 OH
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
B2Cl4 + NaOH = NaBO2 + NaCl + H2O + H2 =>
B2Cl4 + 6 NaOH = 2 NaBO2 + 4 NaCl + 2 H2O + H2
[Ag(NH3)2]ClHNO3 = HCl[Ag(NH3)2]NO3 =>
[Ag(NH3)2]ClHNO3 = HCl[Ag(NH3)2]NO3
Mg(s) + CrCl3(aq) = MgCl2 + Cr =>
3 Mg(s) + 2 CrCl3(aq) = 3 MgCl2 + 2 Cr
AgBr = Ag + Br =>
AgBr = Ag + Br
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
K2O + H2SO4 = K2SO4 + H2O =>
K2O + H2SO4 = K2SO4 + H2O
AgC2H3O2 + K2CrO4 = Ag2CrO4 + KC2H3O2 =>
2 AgC2H3O2 + K2CrO4 = Ag2CrO4 + 2 KC2H3O2
MnO2 + CO = Mn2O3 + CO2 =>
2 MnO2 + CO = Mn2O3 + CO2
Na2Co3 + Ba = BaCo3 + Na2 =>
Na2Co3 + Ba = BaCo3 + Na2
H2SiO3 + KOH = K2SiO3 + H2O =>
H2SiO3 + 2 KOH = K2SiO3 + 2 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
C2H5OH + HCl = H2O + C2H5Cl =>
C2H5OH + HCl = H2O + C2H5Cl
C2H220 + O2 = CO2 + H2O =>
C2H220 + 57 O2 = 2 CO2 + 110 H2O
FeSO4 + CuSO4 = Fe2(SO4)3 + Cu =>
2 FeSO4 + CuSO4 = Fe2(SO4)3 + Cu
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
N2 + OFe = Fe + NO =>
N2 + 2 OFe = 2 Fe + 2 NO
Al(NO3)3 + H2O + NH3 = NH4NO3 + Al(OH)3 =>
Al(NO3)3 + 3 H2O + 3 NH3 = 3 NH4NO3 + Al(OH)3
Zn + Cl2Ni = ZnCl2 + Ni =>
Zn + Cl2Ni = ZnCl2 + Ni
HI + Fe2 = FeI2 + H =>
4 HI + Fe2 = 2 FeI2 + 4 H
At + O2 = AtO2 =>
At + O2 = AtO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/24/24
Équations équilibrées sur01/23/24
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