| Équations équilibrées la veille |
6 V + 17 H2O = H4V6O17 + 15 H2
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
NaOH(aq) + HCl(aq) = NaCl(aq) + H2O(l) =>
NaOH(aq) + HCl(aq) = NaCl(aq) + H2O(l)
H2SO4 + Fe = H2Fe2SO4 =>
H2SO4 + 2 Fe = H2Fe2SO4
NH3NI3 = N2 + NH4I + I2 =>
8 NH3NI3 = 5 N2 + 6 NH4I + 9 I2
C + H2 + O2 = CH3CH2COOH =>
3 C + 3 H2 + O2 = CH3CH2COOH
Na2S + ZnCl2 = NaCl + ZnS =>
Na2S + ZnCl2 = 2 NaCl + ZnS
CrCl3(aq) + AgNO3(aq) = AgCl(s) + Cr(NO3)3(aq) =>
CrCl3(aq) + 3 AgNO3(aq) = 3 AgCl(s) + Cr(NO3)3(aq)
Na2SO4 + CaCl = CaSO4 + Na2Cl =>
Na2SO4 + CaCl = CaSO4 + Na2Cl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
(CUOH)2CO3 = CUO + CO2 + H2O =>
(CUOH)2CO3 = 2 CUO + CO2 + H2O
Kl + Ag(NO3)2 = Ag + Kl(NO3)2 =>
Kl + Ag(NO3)2 = Ag + Kl(NO3)2
C2H7N(s) + O2(g) = CO2(g) + H2O(l) + NO2(g) =>
4 C2H7N(s) + 19 O2(g) = 8 CO2(g) + 14 H2O(l) + 4 NO2(g)
P4S10 = P4S3 + S8 =>
8 P4S10 = 8 P4S3 + 7 S8
CaHCO3(s) = Ca2CO3(s) + CO2(g) + H2O(g) =>
2 CaHCO3(s) = Ca2CO3(s) + CO2(g) + H2O(g)
Cu3 + (PO4)2 = Cu(PO4)2 =>
Cu3 + 3(PO4)2 = 3 Cu(PO4)2
NaCl + CaCO3 + CO2 + H2O = CaCl2 + NaHCO3 =>
2 NaCl + CaCO3 + CO2 + H2O = CaCl2 + 2 NaHCO3
F + Ar2 = FAr =>
2 F + Ar2 = 2 FAr
HNO3 + HI = N2O + I2 + H2O =>
2 HNO3 + 8 HI = N2O + 4 I2 + 5 H2O
Ba + HCl = BaCl2H2 =>
Ba + 2 HCl = BaCl2H2
CH4 + SO2 = HS + CO2 + H2 =>
2 CH4 + 2 SO2 = 2 HS + 2 CO2 + 3 H2
FeS2 + HNO3 = NO2 + H2SO4 + Fe(NO3)2 + H2O =>
FeS2 + 16 HNO3 = 14 NO2 + 2 H2SO4 + Fe(NO3)2 + 6 H2O
Al + KNO3 + KOH + H2O = NH3 + K3[Al(OH)6] =>
8 Al + 3 KNO3 + 21 KOH + 18 H2O = 3 NH3 + 8 K3[Al(OH)6]
Zn(s) + CH3COOH(aq) = (CH3COO)Zn(aq) + H2(g) =>
2 Zn(s) + 2 CH3COOH(aq) = 2(CH3COO)Zn(aq) + H2(g)
Ca(NO3)2 + SiO2 + C2H6N4O2 = Ca2SiO4 + CO2 + N2 + H2O =>
2 Ca(NO3)2 + SiO2 + 2 C2H6N4O2 = Ca2SiO4 + 4 CO2 + 6 N2 + 6 H2O
Mg + H2SO4H2O = MgSO4H2O + H2 =>
Mg + H2SO4H2O = MgSO4H2O + H2
Ca(OH)2 = CaO + H2O =>
Ca(OH)2 = CaO + H2O
CuI = ICu =>
CuI = ICu
C35H72 = C10H22 + C2H4 =>
2 C35H72 = 2 C10H22 + 25 C2H4
Cr + H2O = Cr3O4 + H2 =>
3 Cr + 4 H2O = Cr3O4 + 4 H2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
FeSO4 + Na2S = Fe2O3 + Na2SO4 + SO2 =>
8 FeSO4 + Na2S = 4 Fe2O3 + Na2SO4 + 8 SO2
SO3{-2} + Z2 + H2O = SO4{2-} + H{+} + Z{-} =>
SO3{-2} + Z2 + H2O = SO4{2-} + 2 H{+} + 2 Z{-}
Na2SO3 + K2Cr2O7 + H2O = Cr(OH)3 + KOH + Na2SO4 =>
3 Na2SO3 + K2Cr2O7 + 4 H2O = 2 Cr(OH)3 + 2 KOH + 3 Na2SO4
Ca + Cr(SO4)3 = CaSO4 + Cr =>
3 Ca + Cr(SO4)3 = 3 CaSO4 + Cr
C3H6O2 + H2SO4 = CO2 + H2S + H2O =>
4 C3H6O2 + 7 H2SO4 = 12 CO2 + 7 H2S + 12 H2O
C6H5Cl3 + O2 = CO2 + H2O + HCl =>
2 C6H5Cl3 + 13 O2 = 12 CO2 + 2 H2O + 6 HCl
HNO3 + HI = NO + H2O + I =>
HNO3 + 3 HI = NO + 2 H2O + 3 I
Au + HNO3 + NaCl = HAuCl4 + NO + Na2O =>
Au + HNO3 + 4 NaCl = HAuCl4 + NO + 2 Na2O
CaCl2 + KCl = Ca + KCl5 =>
2 CaCl2 + KCl = 2 Ca + KCl5
Mn(NO3)2 + HNO3 + PbO2 = HMnO4 + Pb(NO3)2 + H2O =>
2 Mn(NO3)2 + 6 HNO3 + 5 PbO2 = 2 HMnO4 + 5 Pb(NO3)2 + 2 H2O
V2O5 + Al = V + Al2O3 =>
3 V2O5 + 10 Al = 6 V + 5 Al2O3
Na2HPO4 + CuSO4 = HPO4SO4 + Na2Cu =>
Na2HPO4 + CuSO4 = HPO4SO4 + Na2Cu
Cu + NH4OH = CuNH4OH =>
Cu + NH4OH = CuNH4OH
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Cu + NH4OH = CuNH4OH =>
Cu + NH4OH = CuNH4OH
NaOH + AlCl3 = Al(OH)3 + NaCl =>
3 NaOH + AlCl3 = Al(OH)3 + 3 NaCl
NaBr + Al(NO2)3 = AlBr3 + NaNO2 =>
3 NaBr + Al(NO2)3 = AlBr3 + 3 NaNO2
MnO2 + HCl = MnCl2 + H2O(l) + Cl2(g) =>
MnO2 + 4 HCl = MnCl2 + 2 H2O(l) + Cl2(g)
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Équations équilibrées sur01/06/25
Équations équilibrées sur02/05/24
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