| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cu + O2 = 2 CuO
K[Cr(OH)4] + Br2 = H2CrO4 + KBr + H2O + Cr(OH)3 =>
6 K[Cr(OH)4] + 3 Br2 = 2 H2CrO4 + 6 KBr + 4 H2O + 4 Cr(OH)3
H2SO4 + HOH = H2SO3 + OH =>
H2SO4 + HOH = H2SO3 + 2 OH
Mg(NO3)2 + KOH = Mg(OH)2 + KNO3 =>
Mg(NO3)2 + 2 KOH = Mg(OH)2 + 2 KNO3
IH + H2SO4 = HSO4 + IH2 =>
IH + H2SO4 = HSO4 + IH2
CaCI2 + NaOH = CaOH + NaCI2 =>
CaCI2 + NaOH = CaOH + NaCI2
CO2 + H2O = C20H40O2 + O2 =>
20 CO2 + 20 H2O = C20H40O2 + 29 O2
Fe2O3(s) + C(s) = Fe + CO2 =>
2 Fe2O3(s) + 3 C(s) = 4 Fe + 3 CO2
Zn(OH)2 + HCl = ZnCl2 + H2O =>
Zn(OH)2 + 2 HCl = ZnCl2 + 2 H2O
Pb(CH3COO) + NaSO3 = PbSO3 + Na(CH3COO) =>
Pb(CH3COO) + NaSO3 = PbSO3 + Na(CH3COO)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Hg + KMnO4 + H2O = Hg(OH)2 + MnO2 + KOH =>
3 Hg + 2 KMnO4 + 4 H2O = 3 Hg(OH)2 + 2 MnO2 + 2 KOH
C18H36O2 + C55H98O6 = C57H110O6 + H2O =>
122 C18H36O2 + 15 C55H98O6 = 53 C57H110O6 + 16 H2O
B + C = B4C3 =>
4 B + 3 C = B4C3
HNO3 + K = KNO3 + NO2 + H2O =>
2 HNO3 + K = KNO3 + NO2 + H2O
Ba + HCl = BaCl2 + H2 =>
Ba + 2 HCl = BaCl2 + H2
C4 = C2 =>
C4 = 2 C2
Ba(NO3)2 + K2SO4 = BaSO4 + KNO3 =>
Ba(NO3)2 + K2SO4 = BaSO4 + 2 KNO3
C2H5NH3Cl + AgNO3 = AgCl + C2H5NH3NO3 =>
C2H5NH3Cl + AgNO3 = AgCl + C2H5NH3NO3
HNO3 + K = KNO3 + NO2 + H2O =>
2 HNO3 + K = KNO3 + NO2 + H2O
CH3MgBr + C2H2 = CH4 + C2HMgBr =>
CH3MgBr + C2H2 = CH4 + C2HMgBr
HNO3 + K = KNO3 + NO2 + H2O =>
2 HNO3 + K = KNO3 + NO2 + H2O
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
KMnO4 + H2SO4 + H2O2 = K2SO4 + H2MnO4 + O2 =>
2 KMnO4 + H2SO4 + H2O2 = K2SO4 + 2 H2MnO4 + O2
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
Fr + Cl = FrCl =>
Fr + Cl = FrCl
(MgOH)2CO3 + CO2 = MgCO3 + H2O =>
(MgOH)2CO3 + CO2 = 2 MgCO3 + H2O
Li2S + SrCl2 = LiCl + SrS =>
Li2S + SrCl2 = 2 LiCl + SrS
Zn + Cu2Cl = ZnCl + Cu =>
Zn + Cu2Cl = ZnCl + 2 Cu
KCrO4 + CuSO4 = KSO4 + CuCrO4 =>
KCrO4 + CuSO4 = KSO4 + CuCrO4
A = A5 =>
5 A = A5
(Co(NH3)5H2O)Br3 + HBr = (Co(NH3)5Br)Br2 + H2Br + OH =>
(Co(NH3)5H2O)Br3 + HBr = (Co(NH3)5Br)Br2 + H2Br + OH
NaNa + ClCl = NaNaClCl =>
NaNa + ClCl = NaNaClCl
FeCl3 + Na2S + H2O = Fe(OH)3 + NaHS + NaCl =>
FeCl3 + 3 Na2S + 3 H2O = Fe(OH)3 + 3 NaHS + 3 NaCl
HNO3 + S2 = NO + H2SO4 =>
4 HNO3 + S2 = 4 NO + 2 H2SO4
SiO2(s) + C(s) = Si(s) + CO(g) =>
SiO2(s) + 2 C(s) = Si(s) + 2 CO(g)
C2 + H2O = C(OH) + H2 =>
C2 + 2 H2O = 2 C(OH) + H2
H3PO4 + H2O = H3O + H(PO4)2 =>
2 H3PO4 + 5 H2O = 5 H3O + H(PO4)2
BiCl3 + NaOH = NaCl3 + Bi(OH) =>
BiCl3 + NaOH = NaCl3 + Bi(OH)
MnSO4 + KOH = MnOH + KSO4 =>
MnSO4 + KOH = MnOH + KSO4
LiO + Al = Al2O3 + Li =>
3 LiO + 2 Al = Al2O3 + 3 Li
MnSO4 + H2O2 + NaOH = MnO2 + Na2SO4 + H2O =>
MnSO4 + H2O2 + 2 NaOH = MnO2 + Na2SO4 + 2 H2O
BaH2 + HI = BaI2 + H2 =>
BaH2 + 2 HI = BaI2 + 2 H2
KI + NaClO + HCl = I2 + NaCl + KCl + H2O =>
2 KI + NaClO + 2 HCl = I2 + NaCl + 2 KCl + H2O
Na2CO3(aq) + BaCl2(aq) = Na2Cl2(s) + BaCO3(aq) =>
Na2CO3(aq) + BaCl2(aq) = Na2Cl2(s) + BaCO3(aq)
Ca2O2 = CaO =>
Ca2O2 = 2 CaO
C3H7COOH + NaOH = (C3H7COO)Na + H2O =>
C3H7COOH + NaOH = (C3H7COO)Na + H2O
PI3 + H2O = H3PO3 + HI =>
PI3 + 3 H2O = H3PO3 + 3 HI
C7H5Cl3 + KOH = C7H6O2 + KCl + H2O =>
C7H5Cl3 + 3 KOH = C7H6O2 + 3 KCl + H2O
HOOCCH2CH2COOH + CH3CH2OH = CH3CH2OOCCH2CH2COOCH3 + H2O =>
2 HOOCCH2CH2COOH + 3 CH3CH2OH = 2 CH3CH2OOCCH2CH2COOCH3 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/26/24
Équations équilibrées sur03/27/23
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