| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NH4Cl + CuO = CuCl2 + 2 NH3 + H2O
NH4OH + H2S = NH4S + H + H2O =>
NH4OH + H2S = NH4S + H + H2O
C2H6O2 + PCl5 = C2H4Cl2 + POCl3 + HCl =>
C2H6O2 + 2 PCl5 = C2H4Cl2 + 2 POCl3 + 2 HCl
CH3COOH(aq) + Sr(OH)2(aq) = Sr(CH3COO)2 + H2O =>
2 CH3COOH(aq) + Sr(OH)2(aq) = Sr(CH3COO)2 + 2 H2O
Li(s) + N2 = Li3N(s) =>
6 Li(s) + N2 = 2 Li3N(s)
NiI2 + Na(OH) = NaI + Ni(OH)2 =>
NiI2 + 2 Na(OH) = 2 NaI + Ni(OH)2
P4 + Ba(OH)2 + H2O = PH3 + Ba3(HP2O7)2 =>
8 P4 + 9 Ba(OH)2 + 24 H2O = 20 PH3 + 3 Ba3(HP2O7)2
AlCl + KI = KCl + AlI =>
AlCl + KI = KCl + AlI
Al + CuSO4 = AlO + CuS =>
4 Al + CuSO4 = 4 AlO + CuS
KH2PO4 + BaCl2 = KCl2 + BaH2PO4 =>
KH2PO4 + BaCl2 = KCl2 + BaH2PO4
Ba + SO4 = BaSO4 =>
Ba + SO4 = BaSO4
KMnO4 + BaCl2 = Ba(MnO4)2 + KCl =>
2 KMnO4 + BaCl2 = Ba(MnO4)2 + 2 KCl
B8H8 + H2O = B(OH)3 + H28 =>
7 B8H8 + 168 H2O = 56 B(OH)3 + 8 H28
Sb2S3 + Fe2O3 = Sb + Fe + SO2 =>
Sb2S3 + 2 Fe2O3 = 2 Sb + 4 Fe + 3 SO2
Ba(NO3)2 + NaIO3 + H2O = Ba(IO3)2*H2O + NaNO3 =>
Ba(NO3)2 + 2 NaIO3 + H2O = Ba(IO3)2*H2O + 2 NaNO3
KOH + P4O10 = K3PO4 + H2O =>
12 KOH + P4O10 = 4 K3PO4 + 6 H2O
C6H10O5 + HNO3 = CO2 + H2O + NO2 =>
C6H10O5 + 24 HNO3 = 6 CO2 + 17 H2O + 24 NO2
Zn(s) + HNO3(conc) = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn(s) + 10 HNO3(conc) = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
CrSO4 + KClO3 + KOH = KCrO4 + K2SO4 + KCl + H2O =>
6 CrSO4 + 5 KClO3 + 18 KOH = 6 KCrO4 + 6 K2SO4 + 5 KCl + 9 H2O
Ca + NaOH = Ca(OH)2 + Na =>
Ca + 2 NaOH = Ca(OH)2 + 2 Na
Fe2O3(s) + C(s) = Fe + CO2 =>
2 Fe2O3(s) + 3 C(s) = 4 Fe + 3 CO2
HClO3 + Br2 = HBrO3 + Cl2 =>
2 HClO3 + Br2 = 2 HBrO3 + Cl2
Ti + FeSO4 = Ti(SO4)4 + Fe =>
Ti + 4 FeSO4 = Ti(SO4)4 + 4 Fe
H2 + N2O3 = H2O + N2 =>
3 H2 + N2O3 = 3 H2O + N2
Cu2O + NaCN + H2O = Na2Cu(CN)3 + NaOH =>
Cu2O + 6 NaCN + H2O = 2 Na2Cu(CN)3 + 2 NaOH
As + KBr3O + KOH = KAsO3 + KBr + H2O =>
4 As + 5 KBr3O + 14 KOH = 4 KAsO3 + 15 KBr + 7 H2O
CHCl3 + NH3 = NH4CN + NH4Cl =>
CHCl3 + 5 NH3 = NH4CN + 3 NH4Cl
(b)SiCl4(l) + Mg(s) = Si(s) + MgCl2(s) =>
(b)SiCl4(l) + 2 Mg(s) = Si(s) + 2 MgCl2(s)
K2S + CuSO4 = CuS + K2SO4 =>
K2S + CuSO4 = CuS + K2SO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Cu(NO3)2 + K2C2O4 = CuC2O4 + KNO3 =>
Cu(NO3)2 + K2C2O4 = CuC2O4 + 2 KNO3
NaClO + NH3 = NH2Cl + NaOH =>
NaClO + NH3 = NH2Cl + NaOH
C4H9MgBr + H2O = C4H10 + HOMgBr =>
C4H9MgBr + H2O = C4H10 + HOMgBr
Ba(NO3)2 + Cs2(CO3) = Ba(CO3) + Cs(NO3) =>
Ba(NO3)2 + Cs2(CO3) = Ba(CO3) + 2 Cs(NO3)
Na2S2O5 + I2 = NaI + SO2 + O2 =>
2 Na2S2O5 + 2 I2 = 4 NaI + 4 SO2 + O2
CO2 + CaSiO3 + H2O = SiO2 + Ca(HCO3)2 =>
2 CO2 + CaSiO3 + H2O = SiO2 + Ca(HCO3)2
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
CuCOOH + Ca = CaCOOH + Cu =>
CuCOOH + Ca = CaCOOH + Cu
NaBr + H = NaH + Br =>
NaBr + H = NaH + Br
FeSO4 = Fe2O3 + SO2 + SO3 =>
2 FeSO4 = Fe2O3 + SO2 + SO3
HNO2 + Li(OH) = LiNO2 + H2O =>
HNO2 + Li(OH) = LiNO2 + H2O
Cu(NO3)2 + H2O = HNO3 + Cu(OH)2 =>
Cu(NO3)2 + 2 H2O = 2 HNO3 + Cu(OH)2
(NH4)2S + CoBr3 = Co2S3 + NH4Br =>
3(NH4)2S + 2 CoBr3 = Co2S3 + 6 NH4Br
Ca(OH)2 + Na3PO4 = Ca3(PO4)2 + NaOH =>
3 Ca(OH)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaOH
CuFeS + O2 = Cu2S + FeO + SO2 =>
2 CuFeS + 2 O2 = Cu2S + 2 FeO + SO2
CaCl2 + NaC = CaC2 + NaCl =>
CaCl2 + 2 NaC = CaC2 + 2 NaCl
NaNO3 + H2SO4 = HNO3 + NaHSO4 =>
NaNO3 + H2SO4 = HNO3 + NaHSO4
MnO4{-} + SnO2{2-} + H2O = SnO3{2-} + MnO2 + OH{-} =>
2 MnO4{-} + 3 SnO2{2-} + H2O = 3 SnO3{2-} + 2 MnO2 + 2 OH{-}
Al2O3 + NaCN = Al(CN)3 + Na2O =>
Al2O3 + 6 NaCN = 2 Al(CN)3 + 3 Na2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/09/24
Équations équilibrées sur01/08/24
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