| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
Na3[Al(OH)6] + HNO3 = NaNO3 + (AlOH)(NO3)2 + H2O =>
Na3[Al(OH)6] + 5 HNO3 = 3 NaNO3 + (AlOH)(NO3)2 + 5 H2O
K2CrO4 + NaOH + SnSO4 + H2O = Cr(OH)3 + Sn(OH)4 + K2SO4 + Na2SO4 =>
2 K2CrO4 + 2 NaOH + 3 SnSO4 + 8 H2O = 2 Cr(OH)3 + 3 Sn(OH)4 + 2 K2SO4 + Na2SO4
Ag(NO3) + NH3 + H2O = AgOH + NH4NO3 =>
Ag(NO3) + NH3 + H2O = AgOH + NH4NO3
Fe + H{+} = Fe{3+} + H2 =>
2 Fe + 6 H{+} = 2 Fe{3+} + 3 H2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
AgSO2 + NaCl = AgCl + NaSO2 =>
AgSO2 + NaCl = AgCl + NaSO2
CrN + KPO4 = CrPO4 + KN =>
CrN + KPO4 = CrPO4 + KN
HNO3 + Mg2 = MgNO3 + H2 =>
2 HNO3 + Mg2 = 2 MgNO3 + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ca + O2 = Ca2O5 =>
4 Ca + 5 O2 = 2 Ca2O5
ZnSO4 + KOH = Zn(OH)2 + K2(SO4) =>
ZnSO4 + 2 KOH = Zn(OH)2 + K2(SO4)
K2 + HNO3 = KNO3 + H2O + N2O =>
4 K2 + 10 HNO3 = 8 KNO3 + 5 H2O + N2O
Ti + H2 = TiH4 =>
Ti + 2 H2 = TiH4
PbO + ZnS = ZnO + SO2 + Pb =>
3 PbO + ZnS = ZnO + SO2 + 3 Pb
FeCl3 + H2O2 = HCl + Fe2O3 + O2 =>
4 FeCl3 + 6 H2O2 = 12 HCl + 2 Fe2O3 + 3 O2
Fe(NO3) + KMnO4 = FeMnO4 + KNO3 =>
Fe(NO3) + KMnO4 = FeMnO4 + KNO3
FeSO4 + Br2 = BrSO4 + Fe =>
2 FeSO4 + Br2 = 2 BrSO4 + 2 Fe
HClO4 + Mg(OH) = MgClO4 + H2O =>
HClO4 + Mg(OH) = MgClO4 + H2O
Na + H2SO4 = Na2SO4 + SO2 + H2O =>
2 Na + 2 H2SO4 = Na2SO4 + SO2 + 2 H2O
HCN + O2 = N2 + CO2 + H2O =>
4 HCN + 5 O2 = 2 N2 + 4 CO2 + 2 H2O
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
KOH + CrSO4 = CrOH + KSO4 =>
KOH + CrSO4 = CrOH + KSO4
NaI + Na2Cr2O7 + HBr = I2 + CrBr3 + NaBr + H2O =>
6 NaI + Na2Cr2O7 + 14 HBr = 3 I2 + 2 CrBr3 + 8 NaBr + 7 H2O
C6H5CH3 + Cl2(hv) = C6H5CH2Cl + HCl =>
C6H5CH3 + Cl2(hv) = C6H5CH2Cl + HCl
NaHCO3 + CaCl2 = CaCO3 + H2O + NaCl + CO2 =>
2 NaHCO3 + CaCl2 = CaCO3 + H2O + 2 NaCl + CO2
Na + NaOH = Na2O + NaH =>
2 Na + NaOH = Na2O + NaH
Fe(NO3)3 + K2CO3 = KNO3 + Fe2(CO3)3 =>
2 Fe(NO3)3 + 3 K2CO3 = 6 KNO3 + Fe2(CO3)3
Fe2O3 + LiOH = Li3FeO3 + H2O =>
Fe2O3 + 6 LiOH = 2 Li3FeO3 + 3 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
[Zn(NH3)4]SO4 + KCN = K2(Zn(CN)4) + K2SO4 + NH3 =>
[Zn(NH3)4]SO4 + 4 KCN = K2(Zn(CN)4) + K2SO4 + 4 NH3
CaS + O2 = SO2 + Ca =>
CaS + O2 = SO2 + Ca
HNO3 + Mn(OH)2 = H2O + Mn(NO3)2 =>
2 HNO3 + Mn(OH)2 = 2 H2O + Mn(NO3)2
CH2CH2 + KMnO4 + H2O = HOCH2CH2OH + MnO2 + KOH =>
3 CH2CH2 + 2 KMnO4 + 4 H2O = 3 HOCH2CH2OH + 2 MnO2 + 2 KOH
C4H10S(g) + O2(g) = CO2(g) + SO(s) + H2O(l) =>
C4H10S(g) + 7 O2(g) = 4 CO2(g) + SO(s) + 5 H2O(l)
Ba(s) + O2(g) + C(s) = BaCO3(s) =>
2 Ba(s) + 3 O2(g) + 2 C(s) = 2 BaCO3(s)
S + O + NaOH = Na2SO4 + H2O =>
S + 3 O + 2 NaOH = Na2SO4 + H2O
Ca2SO3 = CaO + SO =>
Ca2SO3 = 2 CaO + SO
NaH2PO4(s) + NaOH = Na2HPO4(s) + H2O =>
NaH2PO4(s) + NaOH = Na2HPO4(s) + H2O
Ba(H2O)8(OH)2 + NH4SCN = Ba(SCN)2 + H2O + NH3 =>
Ba(H2O)8(OH)2 + 2 NH4SCN = Ba(SCN)2 + 10 H2O + 2 NH3
SiH4 + Cl = Si2Cl6 + H2 =>
2 SiH4 + 6 Cl = Si2Cl6 + 4 H2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Na + F2 = NaF =>
2 Na + F2 = 2 NaF
K2CrO4 + H2SO4 + Zn = ZnCrO4 + H2 + K2SO4 =>
K2CrO4 + H2SO4 + Zn = ZnCrO4 + H2 + K2SO4
NaOH + CuCl2 = Cu(OH)2 + NaCl =>
2 NaOH + CuCl2 = Cu(OH)2 + 2 NaCl
ZuS + O2 = ZuO + SO2 =>
2 ZuS + 3 O2 = 2 ZuO + 2 SO2
K2CO3 + H2O = K2OH + CO3H =>
K2CO3 + H2O = K2OH + CO3H
Al2Mg3 + HCl = H2 + Mg + AlCl3 =>
Al2Mg3 + 6 HCl = 3 H2 + 3 Mg + 2 AlCl3
Fe + O2 = Fe3O2 =>
3 Fe + O2 = Fe3O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/24/25
Équations équilibrées sur04/23/24
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