| Équations équilibrées la veille |
BaCl2(aq) + Na2CrO4(aq) = BaCrO4 + 2 NaCl
C2Cl4 + H2 = C2HCl3 + HCl =>
C2Cl4 + H2 = C2HCl3 + HCl
Li2O + F = LiF + O =>
Li2O + 2 F = 2 LiF + O
Cu + FeBr3 = Fe + CuBr2 =>
3 Cu + 2 FeBr3 = 2 Fe + 3 CuBr2
OCH4 + O2 = CO2 + H2O =>
2 OCH4 + 3 O2 = 2 CO2 + 4 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Ca + H2CrO4 = H2 + CaCrO4 =>
Ca + H2CrO4 = H2 + CaCrO4
Cl2 + NO + H2O = Cl{-} + HNO2 + H{+} =>
Cl2 + 2 NO + 2 H2O = 2 Cl{-} + 2 HNO2 + 2 H{+}
Fe + NaClO + H2O = Fe(OH)3 + NaCl =>
2 Fe + 3 NaClO + 3 H2O = 2 Fe(OH)3 + 3 NaCl
SO2(g) + H2(g) = H2S(g) + H2O =>
SO2(g) + 3 H2(g) = H2S(g) + 2 H2O
C2H4O2 + Cu = C2H4O2Cu =>
C2H4O2 + Cu = C2H4O2Cu
C6H12O + NaMnO4 + H2SO4 = C6H10O + Na2SO4 + MnSO4 + H2O =>
5 C6H12O + 2 NaMnO4 + 3 H2SO4 = 5 C6H10O + Na2SO4 + 2 MnSO4 + 8 H2O
NH4Cl + CaO = NH3 + CaCl2 + H2O =>
2 NH4Cl + CaO = 2 NH3 + CaCl2 + H2O
CuSO4 + H3PO3 + H2O = CuH + H3PO4 + H2SO4 =>
2 CuSO4 + 3 H3PO3 + 3 H2O = 2 CuH + 3 H3PO4 + 2 H2SO4
N2 + I6 = NI4 =>
3 N2 + 4 I6 = 6 NI4
NH4SCN = CH5N3 + H2S + CS2 =>
3 NH4SCN = 2 CH5N3 + H2S + CS2
AgNO3 + CCl4 = C(NO3)4 + AgCl =>
4 AgNO3 + CCl4 = C(NO3)4 + 4 AgCl
NaO + O2 = NaO2 =>
2 NaO + O2 = 2 NaO2
CuCO3 + C2H5NO2 = C4H10CuN2O5 + CO2 =>
CuCO3 + 2 C2H5NO2 = C4H10CuN2O5 + CO2
Li + P = Li33P =>
33 Li + P = Li33P
Ca(OH)2 + Na2SO4 = CaSO4 + NaOH =>
Ca(OH)2 + Na2SO4 = CaSO4 + 2 NaOH
KBrO + MnCl2 + KOH = MnO2 + KCl + KBr + H2O =>
KBrO + MnCl2 + 2 KOH = MnO2 + 2 KCl + KBr + H2O
CuO(s) + HCl(l) = CuCl2(l) + H2O(l) =>
CuO(s) + 2 HCl(l) = CuCl2(l) + H2O(l)
NiCl2 + H2S = NiS + HCl =>
NiCl2 + H2S = NiS + 2 HCl
Fe2(SO4)3(aq) + LiOH(aq) = Fe(OH)3(aq) + Li2SO4(aq) =>
Fe2(SO4)3(aq) + 6 LiOH(aq) = 2 Fe(OH)3(aq) + 3 Li2SO4(aq)
NaNO2 + H2SO4 = NO2 + NO + H2O + Na2SO4 =>
2 NaNO2 + H2SO4 = NO2 + NO + H2O + Na2SO4
Bi(NO3)3 + SnCl2 = BiCl2 + Sn(NO3)3 =>
Bi(NO3)3 + SnCl2 = BiCl2 + Sn(NO3)3
CoCl2 + NH4Cl + NH3 + O2 = Co(NH3)5Cl3 + H2O =>
4 CoCl2 + 4 NH4Cl + 16 NH3 + O2 = 4 Co(NH3)5Cl3 + 2 H2O
Mn(OH)2 + KClO3 + KOH = K2MnO4 + KCl + H2O =>
3 Mn(OH)2 + 2 KClO3 + 6 KOH = 3 K2MnO4 + 2 KCl + 6 H2O
C4H10O + NaBr + H2SO4 = C4H9Br + NaHSO4 + H2O =>
C4H10O + NaBr + H2SO4 = C4H9Br + NaHSO4 + H2O
AgIO3 = Ag + I2 + O2 =>
2 AgIO3 = 2 Ag + I2 + 3 O2
CuBr2 + KI = CuI + KBr + I2 =>
2 CuBr2 + 4 KI = 2 CuI + 4 KBr + I2
C2H2 + HCN = C3H3N =>
C2H2 + HCN = C3H3N
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
MnO4 + H2O2 = Mn + HO2 =>
MnO4 + 2 H2O2 = Mn + 4 HO2
MgCO3 + C6H8O7 = Mg3(C6H5O7)2 + H2O + CO2 =>
3 MgCO3 + 2 C6H8O7 = Mg3(C6H5O7)2 + 3 H2O + 3 CO2
Se + H2SO4 = H2SeO3 + SO2 + H2O =>
Se + 2 H2SO4 = H2SeO3 + 2 SO2 + H2O
Na2CO3(aq) + Ca(NO3)2 = NaNO3(aq) + CaCO3(s) =>
Na2CO3(aq) + Ca(NO3)2 = 2 NaNO3(aq) + CaCO3(s)
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
SO2 + CrO4 = SO4 + Cr =>
2 SO2 + CrO4 = 2 SO4 + Cr
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KBrO + MnCl2 + KOH = MnO2 + KCl + KBr + H2O =>
KBrO + MnCl2 + 2 KOH = MnO2 + 2 KCl + KBr + H2O
Cu + FeBr3 = Fe + CuBr2 =>
3 Cu + 2 FeBr3 = 2 Fe + 3 CuBr2
Na3(PO4) + HCl = NaCl + H3(PO4) =>
Na3(PO4) + 3 HCl = 3 NaCl + H3(PO4)
Au3As + Ca(NO3)2 = Ca3As2 + AuNO3 =>
2 Au3As + 3 Ca(NO3)2 = Ca3As2 + 6 AuNO3
[Fe(H2O)6]Cl3 + KF = K3[FeF6] + KCl + H2O =>
[Fe(H2O)6]Cl3 + 6 KF = K3[FeF6] + 3 KCl + 6 H2O
Na2O + H3PO4 = H2O + Na3PO4 =>
3 Na2O + 2 H3PO4 = 3 H2O + 2 Na3PO4
P2 + H2O = PH3 + H3PO4 =>
4 P2 + 12 H2O = 5 PH3 + 3 H3PO4
C10H14 + KMnO4 + H2SO4 = C8H6O4 + MnSO4 + K2SO4 + H2O =>
20 C10H14 + 66 KMnO4 + 99 H2SO4 = 25 C8H6O4 + 66 MnSO4 + 33 K2SO4 + 164 H2O
NaOCl + C2H4O2 = HOCl + C2H3O2Na =>
NaOCl + C2H4O2 = HOCl + C2H3O2Na
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Équations équilibrées sur10/23/24
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