| Équations équilibrées la veille | Équations équilibrées le lendemain |
BaBr2 + Na2SO4 = 2 NaBr + BaSO4
CH3NO2 + Cl2 = CCl4NO2 + HCl =>
2 CH3NO2 + 7 Cl2 = 2 CCl4NO2 + 6 HCl
Pb(ClO3)2 + NaI = NaCl2 + PbO6I =>
Pb(ClO3)2 + NaI = NaCl2 + PbO6I
NaHCO3 + HCl(hydrochloricacid) = CO2 + H2O + NaCl =>
NaHCO3 + HCl(hydrochloricacid) = CO2 + H2O + NaCl
SnCl2 + KMnO4 + HCl = H2SnCl6 + H2O + KMnO3 =>
SnCl2 + KMnO4 + 4 HCl = H2SnCl6 + H2O + KMnO3
KMnO4(aq) + K2C2O4(aq) + HCl(aq) = MnCl2(aq) + CO2(s) + KCl(aq) + H2O(l) =>
2 KMnO4(aq) + 5 K2C2O4(aq) + 16 HCl(aq) = 2 MnCl2(aq) + 10 CO2(s) + 12 KCl(aq) + 8 H2O(l)
HBr(aq) + MgF2(aq) = HF(aq) + MgBr2(s) =>
2 HBr(aq) + MgF2(aq) = 2 HF(aq) + MgBr2(s)
CuMg + HCl = H + Cu + MgCl =>
CuMg + HCl = H + Cu + MgCl
H2S(aq) + NiSO4(aq) = HSO4(s) + Ni2S(aq) =>
H2S(aq) + 2 NiSO4(aq) = 2 HSO4(s) + Ni2S(aq)
Zr(OH)4 + HCl = H2O + Zr(Cl)4 =>
Zr(OH)4 + 4 HCl = 4 H2O + Zr(Cl)4
CO2 + H2S = C6H12O6 + S + O2 =>
6 CO2 + 6 H2S = C6H12O6 + 6 S + 3 O2
Pb(ClO3)2 + NaI = NaCl2 + PbO6I =>
Pb(ClO3)2 + NaI = NaCl2 + PbO6I
Sb(OH)3 + H2SO4 = Sb2(SO4)3 + H2O =>
2 Sb(OH)3 + 3 H2SO4 = Sb2(SO4)3 + 6 H2O
Na2SeO3 + NaClO + H2O = Na2SeO4 + Cl2 + NaOH =>
Na2SeO3 + 2 NaClO + H2O = Na2SeO4 + Cl2 + 2 NaOH
P4(s) + Cl2(g) = PCl5(g) =>
P4(s) + 10 Cl2(g) = 4 PCl5(g)
F2(g) + CuBr(aq) = CuF(aq) + Br2(l) =>
F2(g) + 2 CuBr(aq) = 2 CuF(aq) + Br2(l)
KCl = K2Cl2 =>
2 KCl = K2Cl2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
PbS + HNO3 = S + Pb(NO3)2 + NO + H2O =>
3 PbS + 8 HNO3 = 3 S + 3 Pb(NO3)2 + 2 NO + 4 H2O
Be + KOH = K2BeO2 + H2 =>
Be + 2 KOH = K2BeO2 + H2
Pb(ClO3)2 + NaI = NaCl2 + PbO6I =>
Pb(ClO3)2 + NaI = NaCl2 + PbO6I
Ca(HCO3)2 + HCl = CaCl + H(HCO3)2 =>
Ca(HCO3)2 + HCl = CaCl + H(HCO3)2
Zn(NO2)2 + HCl = ZnCl + H2 + NO2 =>
2 Zn(NO2)2 + 2 HCl = 2 ZnCl + H2 + 4 NO2
C2H5O + O2 = C2 + H2O =>
4 C2H5O + 3 O2 = 4 C2 + 10 H2O
Fe(NO3)3 + Ba(OH)2 = Fe(OH)3 + Ba(NO3)2 =>
2 Fe(NO3)3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 Ba(NO3)2
CUSO4 + HNO3 = CUNO3 + HSO4 =>
CUSO4 + HNO3 = CUNO3 + HSO4
Cl + I = Cl9I2 =>
9 Cl + 2 I = Cl9I2
CaCo3 + Na2S = CaS + Na2Co3 =>
CaCo3 + Na2S = CaS + Na2Co3
H2SO4 + FeS = FeSO4H2S =>
H2SO4 + FeS = FeSO4H2S
KSCN + Fe(NO3) = Fe(SCN) + KNO3 =>
KSCN + Fe(NO3) = Fe(SCN) + KNO3
Cu(OH)2 + Mn2O7 = Cu(MnO4)2 + H2O =>
Cu(OH)2 + Mn2O7 = Cu(MnO4)2 + H2O
KMnO4 + Fe(NO2)2 + H2SO4 = K2SO4 + MnSO4 + Fe(SO4)3 + HNO3 + H2O =>
8 KMnO4 + 5 Fe(NO2)2 + 27 H2SO4 = 4 K2SO4 + 8 MnSO4 + 5 Fe(SO4)3 + 10 HNO3 + 22 H2O
Na2SO4 + Fe(NO3)3 = NaNO3 + Fe2(SO4)3 =>
3 Na2SO4 + 2 Fe(NO3)3 = 6 NaNO3 + Fe2(SO4)3
KMnO4 + H3COH + H2SO4 = CH2O + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 H3COH + 3 H2SO4 = 5 CH2O + 2 MnSO4 + K2SO4 + 8 H2O
ZnCl2 + Li2S = LiCl + ZnS =>
ZnCl2 + Li2S = 2 LiCl + ZnS
Ca + H2O2 = CaO + H2O =>
Ca + H2O2 = CaO + H2O
Cd(NO3)2 + Na3PO4 = Cd3(PO4)2 + Na(NO3) =>
3 Cd(NO3)2 + 2 Na3PO4 = Cd3(PO4)2 + 6 Na(NO3)
HBr + Li2S = S + H + LiBr =>
2 HBr + Li2S = S + 2 H + 2 LiBr
Fe + KOH = K3FeO3 + H2 =>
2 Fe + 6 KOH = 2 K3FeO3 + 3 H2
Na + AlF3 = NaF + Al =>
3 Na + AlF3 = 3 NaF + Al
CO2 + K3Cr(OH)6 = K2CO3 + Cr(OH)3 + H2O =>
3 CO2 + 2 K3Cr(OH)6 = 3 K2CO3 + 2 Cr(OH)3 + 3 H2O
FeSO4 + KClO3 + HSO4 = Fe2(SO4)3 + KCl + H2O =>
12 FeSO4 + KClO3 + 6 HSO4 = 6 Fe2(SO4)3 + KCl + 3 H2O
PbCl4 + NaCl = PbCl + NaCl4 =>
PbCl4 + NaCl = PbCl + NaCl4
O2B = BO2 =>
O2B = BO2
K2S + Fe = FeS + K2 =>
K2S + Fe = FeS + K2
Hg(NO3)2 + KI = HgI2 + KNO3 =>
Hg(NO3)2 + 2 KI = HgI2 + 2 KNO3
Mg3N2(s) + H2SO4(aq) = MgSO4(aq) + (NH4)2SO4(aw) =>
Mg3N2(s) + 4 H2SO4(aq) = 3 MgSO4(aq) + (NH4)2SO4(aw)
NaCHO3 + H3C6H5O7 = CO2 + H2O + Na3C6H5O7 =>
3 NaCHO3 + H3C6H5O7 = 3 CO2 + 3 H2O + Na3C6H5O7
Pb(O2)4 = Pb2(O2)2 + O2 =>
2 Pb(O2)4 = Pb2(O2)2 + 6 O2
KI + NaNO2 + H2SO4 = I2 + NO + Na2SO4 + K2SO4 + H2O =>
2 KI + 2 NaNO2 + 2 H2SO4 = I2 + 2 NO + Na2SO4 + K2SO4 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/23/24
Équations équilibrées sur03/24/23
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