| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe2O3 + Cl2 = 2 Fe2Cl + 3 O2
NaCl + Ca(HCO3)2 = NaHCO3 + CaCl2 =>
2 NaCl + Ca(HCO3)2 = 2 NaHCO3 + CaCl2
FeSO4(s) + NH4OH(s) = Fe(OH)2 + (NH4)2SO4 =>
FeSO4(s) + 2 NH4OH(s) = Fe(OH)2 + (NH4)2SO4
(NH4)2Co3 + O2 = NH3 + H2O + Co2 =>
2(NH4)2Co3 + O2 = 4 NH3 + 2 H2O + 3 Co2
MgSO4 + Ba(OH)2 = Mg(OH)2 + Ba(SO4) =>
MgSO4 + Ba(OH)2 = Mg(OH)2 + Ba(SO4)
HCOOH + Cu(OH)2 = Cu2O + CO2 + H2O =>
HCOOH + 2 Cu(OH)2 = Cu2O + CO2 + 3 H2O
SiO2(s) + HF(g) = SiF4(g) + H2O(g) =>
SiO2(s) + 4 HF(g) = SiF4(g) + 2 H2O(g)
RuCl3 + Na2S2 = Ru2S3 + NaCl + S =>
2 RuCl3 + 3 Na2S2 = Ru2S3 + 6 NaCl + 3 S
HPO4 + Fe = H + FePO4 =>
HPO4 + Fe = H + FePO4
CaCl2 + (NH4)2SO4 = CaSO4 + (NH4)Cl =>
CaCl2 + (NH4)2SO4 = CaSO4 + 2(NH4)Cl
NaOH + H2S04 = H2O + Na + SO4 =>
34 NaOH + H2S04 = 18 H2O + 34 Na + 4 SO4
KClO + P = KCl + PO5 =>
5 KClO + P = 5 KCl + PO5
Zn(s) + Ni(NO3)2(aq) = Zn(NO3)2(aq) + Ni(s) =>
Zn(s) + Ni(NO3)2(aq) = Zn(NO3)2(aq) + Ni(s)
Sn + OH = Sn(OH)4 =>
Sn + 4 OH = Sn(OH)4
Na2S2O3 + HCl = NaCl + S + H2O + SO2 =>
Na2S2O3 + 2 HCl = 2 NaCl + S + H2O + SO2
Al2O3 + HCl = AlCl3 + water =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
HIO3 + Na2S = I2 + S + NaIO3 + H2O =>
12 HIO3 + 5 Na2S = I2 + 5 S + 10 NaIO3 + 6 H2O
Cl2 + P = PCl3 =>
3 Cl2 + 2 P = 2 PCl3
CaCrO4 + ZnCl2 = CaCl2 + ZnCrO4 =>
CaCrO4 + ZnCl2 = CaCl2 + ZnCrO4
Se + Br2 = SeBr2 =>
Se + Br2 = SeBr2
Cr3 + OH = Cr(OH)4 =>
Cr3 + 12 OH = 3 Cr(OH)4
CrCl3 + (NH4)2S = Cr2S3 + Cl2(NH4)2 =>
2 CrCl3 + 3(NH4)2S = Cr2S3 + 3 Cl2(NH4)2
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
Na2CrO4 + KNO2 + H2O = Cr(OH)3 + KNO3 + NaOH =>
2 Na2CrO4 + 3 KNO2 + 5 H2O = 2 Cr(OH)3 + 3 KNO3 + 4 NaOH
AgOH + Fe = Fe(OH)3 + Ag =>
3 AgOH + Fe = Fe(OH)3 + 3 Ag
Pb + Zn(NO3)2 = Pb(NO3)2 + Zn(s) =>
Pb + Zn(NO3)2 = Pb(NO3)2 + Zn(s)
(b)C2H5OH(l) + O2(g) = CO2(g) + H2O(g) =>
(b)C2H5OH(l) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
Na2Pb(OH)6 + Cr2(SO4)3 + NaOH = Na2CrO4 + Na2Pb(OH)4 + Na2SO4 + H2O =>
3 Na2Pb(OH)6 + Cr2(SO4)3 + 10 NaOH = 2 Na2CrO4 + 3 Na2Pb(OH)4 + 3 Na2SO4 + 8 H2O
Si + HNO3 + HF = H2O + SiF4 + NO =>
3 Si + 4 HNO3 + 12 HF = 8 H2O + 3 SiF4 + 4 NO
SOCl2 + CH3OH = (CH3O)2SO + HCl =>
SOCl2 + 2 CH3OH = (CH3O)2SO + 2 HCl
Mg + Al2(SO4)3 = MgSO4 + Al =>
3 Mg + Al2(SO4)3 = 3 MgSO4 + 2 Al
Na2SO3 + BaCl2 + O2 = NaCl + BaSO4 =>
2 Na2SO3 + 2 BaCl2 + O2 = 4 NaCl + 2 BaSO4
RuCl3 + Na2S2 = Ru2S3 + NaCl + S =>
2 RuCl3 + 3 Na2S2 = Ru2S3 + 6 NaCl + 3 S
Fe + Na2 = FeNa2 =>
Fe + Na2 = FeNa2
OH + H3PO3 + NO{3-} = PO4{3-} + N2O4 + H2O =>
14 OH + 2 H3PO3 + 2 NO{3-} = 2 PO4{3-} + N2O4 + 10 H2O
CaCl2 + NH3 + H2O = CaO + NH4Cl =>
CaCl2 + 2 NH3 + H2O = CaO + 2 NH4Cl
As4O6 + Zn + HNO3 = H3As + Zn(NO3)2 + H2O =>
As4O6 + 12 Zn + 24 HNO3 = 4 H3As + 12 Zn(NO3)2 + 6 H2O
H2SO4(aq) + KOH(aq) = K2SO4(aq) + H2O(l) =>
H2SO4(aq) + 2 KOH(aq) = K2SO4(aq) + 2 H2O(l)
Al3 + Cu(Cl)2 = Al(Cl)3 + Cu =>
2 Al3 + 9 Cu(Cl)2 = 6 Al(Cl)3 + 9 Cu
Cr2(SO4)3 + KOH + KClO3 = KCl + K2CrO4 + K2SO4 + H2O =>
Cr2(SO4)3 + 10 KOH + KClO3 = KCl + 2 K2CrO4 + 3 K2SO4 + 5 H2O
H2C4H4O6 + NaOH = Na2C4H4O6 + HOH =>
H2C4H4O6 + 2 NaOH = Na2C4H4O6 + 2 HOH
Cr2(SO4)3 + KOH + KClO3 = KCl + K2CrO4 + K2SO4 + H2O =>
Cr2(SO4)3 + 10 KOH + KClO3 = KCl + 2 K2CrO4 + 3 K2SO4 + 5 H2O
Na3PO4 + C4H6BaO4 = Ba3(PO4)2 + C2H3NaO2 =>
2 Na3PO4 + 3 C4H6BaO4 = Ba3(PO4)2 + 6 C2H3NaO2
KCl + SrF2 = SrCl2 + KF =>
2 KCl + SrF2 = SrCl2 + 2 KF
Sr + SO4(aq) = Sr(SO4)2(s) =>
Sr + 2 SO4(aq) = Sr(SO4)2(s)
Ca(OH)2 + (NH4)Cl = (NH3) + CaCl2 + H2O =>
Ca(OH)2 + 2(NH4)Cl = 2(NH3) + CaCl2 + 2 H2O
Au + NO3 + HCl = HAuCl4 + HNO3 =>
Au + 3 NO3 + 4 HCl = HAuCl4 + 3 HNO3
P2O3 = O2 + P4 =>
2 P2O3 = 3 O2 + P4
VOSO4 + Mg + H2SO4 = V2(SO4)3 + MgSO4 + H2O =>
2 VOSO4 + Mg + 2 H2SO4 = V2(SO4)3 + MgSO4 + 2 H2O
K + Mn9 = KMn =>
9 K + Mn9 = 9 KMn
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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