| Équations équilibrées la veille |
2 KMnO4 + 5 H2SO3 = 2 MnSO4 + 2 KHSO4 + H2SO4 + 3 H2O
CaCn + HCl = CaCl + HCn =>
CaCn + HCl = CaCl + HCn
C6H5NO2 + Fe + HCl = C6H5NH2 + FeCl2 + H2O =>
C6H5NO2 + 3 Fe + 6 HCl = C6H5NH2 + 3 FeCl2 + 2 H2O
LiBr + F2 = F2Br + Li =>
LiBr + F2 = F2Br + Li
KClO4 = KCl(s) + O2(g) =>
KClO4 = KCl(s) + 2 O2(g)
C9H8O4 + OH = CHO + H2O =>
C9H8O4 + 9 OH = 9 CHO + 4 H2O
H2O + MnCl2 = MnO2 + Cl + H3O =>
6 H2O + MnCl2 = MnO2 + 2 Cl + 4 H3O
ClO({-}) + TlCl + OH({-}) = Tl2O3 + H2O + Cl({-}) =>
2 ClO({-}) + 2 TlCl + 2 OH({-}) = Tl2O3 + H2O + 4 Cl({-})
Ca(NO3)2 + Li2CO3 = Ca(CO3) + LiNO3 =>
Ca(NO3)2 + Li2CO3 = Ca(CO3) + 2 LiNO3
BeO + C = BeC + CO =>
BeO + 2 C = BeC + CO
I2 + N2H4 = NH4I + N2 =>
I2 + 2 N2H4 = 2 NH4I + N2
CO + HOH = CO2 + H2 =>
CO + HOH = CO2 + H2
NH3 + KMnO4 + H2SO4 = HNO3 + K2SO4 + MnSO4 + H2O =>
5 NH3 + 8 KMnO4 + 12 H2SO4 = 5 HNO3 + 4 K2SO4 + 8 MnSO4 + 17 H2O
C3H8(g) + H2O(g) = CO + H2(g) =>
C3H8(g) + 3 H2O(g) = 3 CO + 7 H2(g)
[C8H9N4O2]Na + FeCl3 = NaCl + [C8H9N4O2]3Fe =>
3[C8H9N4O2]Na + FeCl3 = 3 NaCl + [C8H9N4O2]3Fe
Pb(s) + CuSO4(aq) = Cu(s) + PbSO4(aq) =>
Pb(s) + CuSO4(aq) = Cu(s) + PbSO4(aq)
PrO2 + H2O = Pr(OH)2 + O =>
PrO2 + H2O = Pr(OH)2 + O
C4H7(OH)2Br = C4H6 + HBrO + H2O =>
C4H7(OH)2Br = C4H6 + HBrO + H2O
sodiumsulfate + potassiumchloride = sodiumchloride + potassiumsulfate =>
Na2SO4 + 2 KCl = 2 NaCl + K2SO4
KBr + PbO2 + HNO3 = KNO3 + Br2 + Pb(NO3)2 + H2O =>
2 KBr + PbO2 + 4 HNO3 = 2 KNO3 + Br2 + Pb(NO3)2 + 2 H2O
KOH + Cu = CuOH + K2 =>
2 KOH + 2 Cu = 2 CuOH + K2
H2O2 + HBr = BrO3 + H2O =>
7 H2O2 + 2 HBr = 2 BrO3 + 8 H2O
P + S = P2S6 =>
2 P + 6 S = P2S6
H3AsO4 + Zn(OH)2 = Zn3(AsO4)2 + H2O =>
2 H3AsO4 + 3 Zn(OH)2 = Zn3(AsO4)2 + 6 H2O
Na(HCO3) = Na2(CO3) + H(OH) + CO2 =>
2 Na(HCO3) = Na2(CO3) + H(OH) + CO2
CuC2H3O2 + HSO2 = CuSO2 + HC2H3O2 =>
CuC2H3O2 + HSO2 = CuSO2 + HC2H3O2
Au + H2SO4 = AuSO4 + H2 =>
Au + H2SO4 = AuSO4 + H2
NaCl + H2SO4 + NaClO = Cl2 + Na2SO4 + H2O =>
NaCl + H2SO4 + NaClO = Cl2 + Na2SO4 + H2O
Na2S2O3 + Br2 = NaBr + Na2S4O6 =>
2 Na2S2O3 + Br2 = 2 NaBr + Na2S4O6
KaOH + SnCl2 = KaCl + Ka[Sn(OH)3] =>
3 KaOH + SnCl2 = 2 KaCl + Ka[Sn(OH)3]
CuCl + H2SO4 = CuCl2 + SO2 + H2O + CuSO4 =>
2 CuCl + 2 H2SO4 = CuCl2 + SO2 + 2 H2O + CuSO4
H2(g)Cl2(g) = HCl(g) = haucl4 =>
H2(g)Cl2(g) = 2 HCl(g)
Ba + P = Ba3P2 =>
3 Ba + 2 P = Ba3P2
C4H9Br + Na = NaBr + C8H18 =>
2 C4H9Br + 2 Na = 2 NaBr + C8H18
C4H9Br + K = C4H9K + Br2 =>
2 C4H9Br + 2 K = 2 C4H9K + Br2
Mg + HNO3 = Mg(NO3)2 + NH4NO3 + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + NH4NO3 + 3 H2O
FeCl2*4H2O = FeCl2 + H2O =>
FeCl2*4H2O = FeCl2 + 4 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
C7H5ClO + C2H6O = C9H10O2 + HCl =>
C7H5ClO + C2H6O = C9H10O2 + HCl
TiCl3 + NH3OHCl + HCl = H2[TiCl6] + NH4Cl + H2O =>
2 TiCl3 + NH3OHCl + 6 HCl = 2 H2[TiCl6] + NH4Cl + H2O
BaO2 + CO = Ba + CO2 =>
BaO2 + 2 CO = Ba + 2 CO2
CaI2 + HgNO3 = Ca(NO3)2 + HgI =>
CaI2 + 2 HgNO3 = Ca(NO3)2 + 2 HgI
S4N4 = S2N2 =>
S4N4 = 2 S2N2
CH3CH2CH2CH2OH + Na2Cr2O7 + H2SO4 = CH3CH2CH2COH + Cr2(SO4)3 + Na2SO4 + H2O =>
3 CH3CH2CH2CH2OH + Na2Cr2O7 + 4 H2SO4 = 3 CH3CH2CH2COH + Cr2(SO4)3 + Na2SO4 + 7 H2O
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
CaCl2 + H2CO3 = Ca(HCO3)2 + HCl =>
CaCl2 + 2 H2CO3 = Ca(HCO3)2 + 2 HCl
S4N4 = S2N2 =>
S4N4 = 2 S2N2
FeOOH + KOH = KFeO2 + H2O =>
FeOOH + KOH = KFeO2 + H2O
S4N4 = S2N2 =>
S4N4 = 2 S2N2
NH4Cl + Ca(OH)2 = calciumchloride + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
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Équations équilibrées sur02/10/25
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