| Équations équilibrées la veille |
Fe(CrO2)2 + 10 HNO3 = Fe(NO3)3 + 2 Cr(NO3)3 + NO2 + 5 H2O
HCl + HNO3 = HClO3 + NO2 + H2O =>
HCl + 6 HNO3 = HClO3 + 6 NO2 + 3 H2O
KCH3COO + Na2CrO4 = K2CrO4 + NaCH3COO =>
2 KCH3COO + Na2CrO4 = K2CrO4 + 2 NaCH3COO
KMnO4 + H2SO4 + NaNO2 = MnSO4 + NaNO3 + H2O + K2SO4 =>
2 KMnO4 + 3 H2SO4 + 5 NaNO2 = 2 MnSO4 + 5 NaNO3 + 3 H2O + K2SO4
Na3AsO3 + I2 + OH{-} = Na3AsO4 + I{-} + H2O =>
Na3AsO3 + I2 + 2 OH{-} = Na3AsO4 + 2 I{-} + H2O
CH3COH + H2 = CH3CH2OH =>
CH3COH + H2 = CH3CH2OH
CuSO4Cl2 = CuCl2SO4 =>
CuSO4Cl2 = CuCl2SO4
HCl + HNO3 = HClO3 + NO2 + H2O =>
HCl + 6 HNO3 = HClO3 + 6 NO2 + 3 H2O
Na2SiF6 + Na = Si + NaF =>
Na2SiF6 + 4 Na = Si + 6 NaF
NaCl + Br2 = NaBrCl =>
2 NaCl + Br2 = 2 NaBrCl
Hg(ClO2)2 + Au(ClO2)3 = HgAu(ClO2)5 =>
Hg(ClO2)2 + Au(ClO2)3 = HgAu(ClO2)5
Al2(SO4)3 + HCl = AlCl3 + H2SO4 =>
Al2(SO4)3 + 6 HCl = 2 AlCl3 + 3 H2SO4
AgCl + CuSO4 = CuCl + AgSO4 =>
AgCl + CuSO4 = CuCl + AgSO4
NaCl + HCl = NaH2 + Cl =>
NaCl + 2 HCl = NaH2 + 3 Cl
(NH3)SO4 + NaOH = NH3 + H2SO4 + NaO =>
(NH3)SO4 + 2 NaOH = NH3 + H2SO4 + 2 NaO
NaCl + PBSO4 = PBCl2 + Na2SO4 =>
2 NaCl + PBSO4 = PBCl2 + Na2SO4
NAl + HClO = NAlO3 + HCl =>
NAl + 3 HClO = NAlO3 + 3 HCl
Cl2(aq) + Na2S(aq) = NaCl(aq) + S8(aq) =>
8 Cl2(aq) + 8 Na2S(aq) = 16 NaCl(aq) + S8(aq)
H2SiO3 = H + HSiO3 =>
H2SiO3 = H + HSiO3
AgNO3 + AuCl = AgCl + AuNO3 =>
AgNO3 + AuCl = AgCl + AuNO3
C5H6 + Cl = C5H5 + HCl =>
C5H6 + Cl = C5H5 + HCl
Hg + CuSO4 = HgSO4 + Cu =>
Hg + CuSO4 = HgSO4 + Cu
AlCl3(aq) + Na2CO3(aq) = NaCl + Al2(CO3)3 =>
2 AlCl3(aq) + 3 Na2CO3(aq) = 6 NaCl + Al2(CO3)3
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
PbS + O3 = PbSO4 + O2 =>
PbS + 4 O3 = PbSO4 + 4 O2
N + H = NH3 =>
N + 3 H = NH3
Ga + Zr2O3 = Zr + Ga2O3 =>
2 Ga + Zr2O3 = 2 Zr + Ga2O3
C6H5OH + K2Cr2O7 + H2SO4 = C6H4O2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C6H5OH + 2 K2Cr2O7 + 8 H2SO4 = 3 C6H4O2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
Ni + FeS = NiS2 + Fe =>
Ni + 2 FeS = NiS2 + 2 Fe
Br + Al = AlBr2 =>
2 Br + Al = AlBr2
Cu + NO3 + NH4OH = Cu2OH + NH4NO3 =>
2 Cu + NO3 + NH4OH = Cu2OH + NH4NO3
NaCl + CaO = CaCl2Na2O =>
2 NaCl + CaO = CaCl2Na2O
Fe(OH)2 + H2SO4 = FeSO4 + H2O =>
Fe(OH)2 + H2SO4 = FeSO4 + 2 H2O
Mg3(PO4)2 + PbS = MgS + Pb3(PO4)2 =>
Mg3(PO4)2 + 3 PbS = 3 MgS + Pb3(PO4)2
CHCl3 + KOH = COH2 + KCl3 =>
CHCl3 + KOH = COH2 + KCl3
K2Cr2O7 + KBr + H2O = K2CrO4 + Cr(OH)3 + Br2 =>
5 K2Cr2O7 + 6 KBr + 3 H2O = 8 K2CrO4 + 2 Cr(OH)3 + 3 Br2
P2O5 + Ca = Ca3P2 + Ca3(PO4)2 =>
8 P2O5 + 24 Ca = 3 Ca3P2 + 5 Ca3(PO4)2
Cl2(aq) + Na2S(aq) = NaCl(aq) + S8(aq) =>
8 Cl2(aq) + 8 Na2S(aq) = 16 NaCl(aq) + S8(aq)
BaO + SO3 = BaSO4(s) =>
BaO + SO3 = BaSO4(s)
NI(OH)3 + H2SO4 = NIOHSO4 + H2O =>
NI(OH)3 + H2SO4 = NIOHSO4 + 2 H2O
BaO + HBr = BaBr2 + H2O =>
BaO + 2 HBr = BaBr2 + H2O
CH3NH3Br + KOH = CH3NH2 + KBr + H2O =>
CH3NH3Br + KOH = CH3NH2 + KBr + H2O
C7H8 + O2 = C7H8O2 =>
C7H8 + O2 = C7H8O2
BeH2O = BeOH2 =>
BeH2O = BeOH2
SO2 + Ba + O2 = BaSO4 =>
SO2 + Ba + O2 = BaSO4
Pb(NO3)2 + BaI2 = PbI2 + Ba(NO3)2 =>
Pb(NO3)2 + BaI2 = PbI2 + Ba(NO3)2
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
CO + CaO = Ca + CO2 =>
CO + CaO = Ca + CO2
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
NaSO3 + KMnO4 + NaOH = Na2SO4 + K2MnO4 + Na2MnO4 + H2O =>
2 NaSO3 + 2 KMnO4 + 4 NaOH = 2 Na2SO4 + K2MnO4 + Na2MnO4 + 2 H2O
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Équations équilibrées sur11/19/24
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