| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu(NO3)2(aq) + Na2CrO4(aq) = CuCrO4(s) + 2 NaNO3(aq)
Zn + HS = ZnHS =>
Zn + HS = ZnHS
Cr2O3 + CH3COOH = Cr(CH3COO)3 + H2O =>
Cr2O3 + 6 CH3COOH = 2 Cr(CH3COO)3 + 3 H2O
B + HNO3 + HF = HBF4 + NO2 + H2O =>
B + 3 HNO3 + 4 HF = HBF4 + 3 NO2 + 3 H2O
ZnBr2 + Al(s) = Zn(s) + AlBr3 =>
3 ZnBr2 + 2 Al(s) = 3 Zn(s) + 2 AlBr3
N + Cl2 = NCl =>
2 N + Cl2 = 2 NCl
C2H5ON + O2 = CO2 + H2O + NH3 =>
C2H5ON + 2 O2 = 2 CO2 + H2O + NH3
C6H5CHO + HCN = C6H5CH(OH)CN =>
C6H5CHO + HCN = C6H5CH(OH)CN
NaHS + CuCl2 = CuS + Na2S + HCl =>
2 NaHS + CuCl2 = CuS + Na2S + 2 HCl
Al + Fe2(CO3)3 = Al2(CO3)3 + Fe =>
2 Al + Fe2(CO3)3 = Al2(CO3)3 + 2 Fe
Cd(s) + H2SO4 = CdSO4 + H2 =>
Cd(s) + H2SO4 = CdSO4 + H2
MgS + LiBr = MgBr2 + Li2S =>
MgS + 2 LiBr = MgBr2 + Li2S
H2C2O4(aq) + Ca(OH)2(aq) = CaOH(s) + H2O(l) + CO2(g) =>
H2C2O4(aq) + 2 Ca(OH)2(aq) = 2 CaOH(s) + 2 H2O(l) + 2 CO2(g)
CaCl2H2O = CaCl2 + H2O =>
CaCl2H2O = CaCl2 + H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cu(OH)2 + H2 = Cu2O + H2O =>
2 Cu(OH)2 + H2 = Cu2O + 3 H2O
Cr(NO3)3 + Na2(SO4) = Cr2(SO4)3 + NaNO3 =>
2 Cr(NO3)3 + 3 Na2(SO4) = Cr2(SO4)3 + 6 NaNO3
Be(OH)2(aq) = Be(aq) + OH(aq) =>
Be(OH)2(aq) = Be(aq) + 2 OH(aq)
Na3[Al(OH)6] + HCl = AlCl3 + NaCl + H2O =>
Na3[Al(OH)6] + 6 HCl = AlCl3 + 3 NaCl + 6 H2O
P + CuSO4 + H2O = Cu3P + H3PO4 + H2SO4 =>
11 P + 15 CuSO4 + 24 H2O = 5 Cu3P + 6 H3PO4 + 15 H2SO4
Ce(NO3)4 = Ce + NO3 =>
Ce(NO3)4 = Ce + 4 NO3
Ca5(PO4)3OH + H3O{+} = Ca{2+} + HPO4{2-} + H2O =>
Ca5(PO4)3OH + 4 H3O{+} = 5 Ca{2+} + 3 HPO4{2-} + 5 H2O
Mg + Fe2(CO3)3 = MgCO3 + Fe =>
3 Mg + Fe2(CO3)3 = 3 MgCO3 + 2 Fe
H(C2H3O2) + Na(HCO3) = Na(C2H3O2) + H2O + CO2 =>
H(C2H3O2) + Na(HCO3) = Na(C2H3O2) + H2O + CO2
NaBrO3 + SO2 + H2O = NaBr + H2SO4 =>
NaBrO3 + 3 SO2 + 3 H2O = NaBr + 3 H2SO4
HClO4 + CaS = HS + CaClO4 =>
HClO4 + CaS = HS + CaClO4
KC8H5O4 + O2 = CO2 + H2O + K =>
4 KC8H5O4 + 29 O2 = 32 CO2 + 10 H2O + 4 K
K4[Fe(cn)6] + H2O + O3 = K3[Fe(cn)6] + KOH =>
6 K4[Fe(cn)6] + 3 H2O + O3 = 6 K3[Fe(cn)6] + 6 KOH
CuCl + Zn(NO3)2 = Cu(NO3) + ZnCl2 =>
2 CuCl + Zn(NO3)2 = 2 Cu(NO3) + ZnCl2
PF5 + AsCl3 = PCl5 + AsF3 =>
3 PF5 + 5 AsCl3 = 3 PCl5 + 5 AsF3
FeO + Cl2 = FeCl2 + O2 =>
2 FeO + 2 Cl2 = 2 FeCl2 + O2
Na + LiBr = Li + NaBr =>
Na + LiBr = Li + NaBr
KCl(aq) + Pb(CH3COO)2(aq) = PbCl2(s) + KCH3COO(aq) =>
2 KCl(aq) + Pb(CH3COO)2(aq) = PbCl2(s) + 2 KCH3COO(aq)
H2O(l) + O2(g) = H2O2(l) =>
2 H2O(l) + O2(g) = 2 H2O2(l)
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
Al2(SO4)3(aq) + K3PO4 = AlPO4 + K2SO4 =>
Al2(SO4)3(aq) + 2 K3PO4 = 2 AlPO4 + 3 K2SO4
AlCl3*6H2O = AlCl3 + H2O =>
AlCl3*6H2O = AlCl3 + 6 H2O
K[Cr(OH)4] + KIO4 = KI + KCrO4 + H2O =>
2 K[Cr(OH)4] + KIO4 = KI + 2 KCrO4 + 4 H2O
B2O3(l) + Mg(s) = B(s) + MgO(s) =>
B2O3(l) + 3 Mg(s) = 2 B(s) + 3 MgO(s)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C3H8O + NaNO2 + HCl = C3H7NO2 + NaCl + H2O =>
C3H8O + NaNO2 + HCl = C3H7NO2 + NaCl + H2O
Al + BrH = AlBr3 + H2 =>
2 Al + 6 BrH = 2 AlBr3 + 3 H2
Na + FeO2 = Na2O + Fe =>
4 Na + FeO2 = 2 Na2O + Fe
WBr6 = W + Br2 =>
WBr6 = W + 3 Br2
As2S3 + NO3 + H = H3AsO4 + NO + SO4 =>
As2S3 + 10 NO3 + 6 H = 2 H3AsO4 + 10 NO + 3 SO4
Na + Ar = NaAr =>
Na + Ar = NaAr
HCI + NaCN = HCN + NaCI =>
HCI + NaCN = HCN + NaCI
K(s) + HNO3(aq) = KNO3 + H =>
K(s) + HNO3(aq) = KNO3 + H
K2SO3 + HF = KF + H2SO3 =>
K2SO3 + 2 HF = 2 KF + H2SO3
NaBr + FeSO4 = Na2SO4 + FeBr2 =>
2 NaBr + FeSO4 = Na2SO4 + FeBr2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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