| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn2 + 4 Fe3(NO3) = 12 Fe + 2 Zn(NO3)2
H2SO4 + KMnO4 + FeSO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
8 H2SO4 + 2 KMnO4 + 10 FeSO4 = K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 8 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaVO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + VOSO4 + H2O + Na2SO4 =>
2 NaVO3 + 2 FeSO4 + 4 H2SO4 = Fe2(SO4)3 + 2 VOSO4 + 4 H2O + Na2SO4
Fe(SO4) + NH4Cl = FeCl2 + (NH4)2SO4 =>
Fe(SO4) + 2 NH4Cl = FeCl2 + (NH4)2SO4
FeCl3 + NH4OH = Fe(OH)3 + NH4 + Cl2 =>
2 FeCl3 + 6 NH4OH = 2 Fe(OH)3 + 6 NH4 + 3 Cl2
Sb2S5 + HI = SbI3 + H2S + I2 =>
Sb2S5 + 10 HI = 2 SbI3 + 5 H2S + 2 I2
H2S + NaNO3 + HCl = S + NO + NaCl + H2O =>
3 H2S + 2 NaNO3 + 2 HCl = 3 S + 2 NO + 2 NaCl + 4 H2O
HNO3 + K2(SO3) = H2O + SO2 + K(NO3) =>
2 HNO3 + K2(SO3) = H2O + SO2 + 2 K(NO3)
Na + P4 = Na3P =>
12 Na + P4 = 4 Na3P
NaCl + H2O = NaOH + Cl2 + H2 =>
2 NaCl + 2 H2O = 2 NaOH + Cl2 + H2
Zn(s) + HNO3 = Zn(NO3) + N2O + H2O =>
8 Zn(s) + 10 HNO3 = 8 Zn(NO3) + N2O + 5 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Na + H2O + Mn = Na2Mn(OH)4 + H2 =>
2 Na + 4 H2O + Mn = Na2Mn(OH)4 + 2 H2
Al2(Cr2O7)3 + BaOH = Al2OH + Ba(Cr2O7)3 =>
Al2(Cr2O7)3 + BaOH = Al2OH + Ba(Cr2O7)3
C2H4O2 + O2 = O2CO2 + H2O =>
C2H4O2 + 4 O2 = 2 O2CO2 + 2 H2O
KCa2Nb3O10 + NaNbO3 = KCa2Na3Nb6O19 =>
KCa2Nb3O10 + 3 NaNbO3 = KCa2Na3Nb6O19
Fe + C = Fe3C =>
3 Fe + C = Fe3C
Zn + H2SO4 = Zn(SO4)H2 =>
Zn + H2SO4 = Zn(SO4)H2
FeBr3 + HNO3 = Fe(NO3)3 + H2*Br2 =>
2 FeBr3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2*Br2
Fe(OH)3 + HClO = FeOH(ClO)2 + H2O =>
Fe(OH)3 + 2 HClO = FeOH(ClO)2 + 2 H2O
(NH4)2S + ZnCl2(aq) = NH4Cl(aq) + ZnS(s) =>
(NH4)2S + ZnCl2(aq) = 2 NH4Cl(aq) + ZnS(s)
Cu + N = Cu2N =>
2 Cu + N = Cu2N
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
KHCO3 + H2SO4 = CO2 + H2O + K2SO4 =>
2 KHCO3 + H2SO4 = 2 CO2 + 2 H2O + K2SO4
C2H5Cl + Na + C4H9Cl = NaCl + C6H14 =>
C2H5Cl + 2 Na + C4H9Cl = 2 NaCl + C6H14
Na3PO4 + H2O = NaOH + HPO3 =>
Na3PO4 + 2 H2O = 3 NaOH + HPO3
KHSO5 + NaCl = KHSO4 + NaClO =>
KHSO5 + NaCl = KHSO4 + NaClO
HC2H3H2 + H2O = C2H3O2 + H3O =>
HC2H3H2 + 9 H2O = C2H3O2 + 7 H3O
BaCl2*2H2O + NaIO3 = Ba(IO3)2 + H2O + NaCl =>
BaCl2*2H2O + 2 NaIO3 = Ba(IO3)2 + 2 H2O + 2 NaCl
HgS + CaO = Hg + CaS + CaSO4 =>
4 HgS + 4 CaO = 4 Hg + 3 CaS + CaSO4
Cr2(SO4)3 + K2SO4 + H2O + HC3H5O2 = C3H7OH + K2Cr2O7 + H2SO4 =>
2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O + 3 HC3H5O2 = 3 C3H7OH + 2 K2Cr2O7 + 8 H2SO4
NaOH + H(C2H3O2) = H2O + NaC2H3O2 =>
NaOH + H(C2H3O2) = H2O + NaC2H3O2
Br2 + K2S + H2O = HBr + H2SO4 + KOH =>
4 Br2 + K2S + 6 H2O = 8 HBr + H2SO4 + 2 KOH
Na2(CO3) + HF = NaF + H2(CO3) =>
Na2(CO3) + 2 HF = 2 NaF + H2(CO3)
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
B2O3 + HNo3 = B(No3)3 + H2O =>
B2O3 + 6 HNo3 = 2 B(No3)3 + 3 H2O
K2CO3 + Na2S2O3 = K2S2O3 + Na2CO3 =>
K2CO3 + Na2S2O3 = K2S2O3 + Na2CO3
C2H5OH + PCl3 = C2H5Cl + P2O3 + HCl =>
3 C2H5OH + 2 PCl3 = 3 C2H5Cl + P2O3 + 3 HCl
[CH6NO2]{3-} + Sn{2+} + H3O{+} = [CH6NH2]{3-} + Sn{4+} + H2O =>
[CH6NO2]{3-} + 3 Sn{2+} + 6 H3O{+} = [CH6NH2]{3-} + 3 Sn{4+} + 8 H2O
K2CrO4 + H2O = KOH + H2CrO4 =>
K2CrO4 + 2 H2O = 2 KOH + H2CrO4
HCe + Mg(OH)2 = MgCe2 + H2O =>
2 HCe + Mg(OH)2 = MgCe2 + 2 H2O
CaSO + SiO + C = CaSiO + CO + S =>
CaSO + SiO + C = CaSiO + CO + S
Na2SO3 + Br2 + KOH = KBr + Na2SO4 + H2O =>
Na2SO3 + Br2 + 2 KOH = 2 KBr + Na2SO4 + H2O
RaSO4 + B = BSO4 + Ra =>
RaSO4 + B = BSO4 + Ra
P2S5 + KCIO3 + H2O = H2SO4 + H3PO4 + KCI =>
3 P2S5 + 20 KCIO3 + 24 H2O = 15 H2SO4 + 6 H3PO4 + 20 KCI
Cu{2+} + Br{-} = CuBr4{2-} =>
Cu{2+} + 4 Br{-} = CuBr4{2-}
NaSCN + Fe(NO3)3 = NaNO3 + Fe(SCN)3 =>
3 NaSCN + Fe(NO3)3 = 3 NaNO3 + Fe(SCN)3
HCOOH + Na2Cr2O7 + H2SO4 = Cr2(SO4)3 + Na2SO4 + CO2 + H2O =>
3 HCOOH + Na2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + Na2SO4 + 3 CO2 + 7 H2O
Pb3(PO4)4 + Sn(MnO4)2 = Pb(MnO4)4 + Sn3(PO4)2 =>
Pb3(PO4)4 + 6 Sn(MnO4)2 = 3 Pb(MnO4)4 + 2 Sn3(PO4)2
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Équations équilibrées sur01/05/25
Équations équilibrées sur02/04/24
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