| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe + 2 HCl = H2 + FeCl2
H2S + Cr2O7{2-} + H{+} = S + Cr{3+} + H2O =>
3 H2S + Cr2O7{2-} + 8 H{+} = 3 S + 2 Cr{3+} + 7 H2O
Ba(OH)2 + Zn = BaZnO2 + H2 =>
Ba(OH)2 + Zn = BaZnO2 + H2
Ba(NO3)2 + Na2SO4 = Ba(NO3)2Na2SO4 =>
Ba(NO3)2 + Na2SO4 = Ba(NO3)2Na2SO4
Fe2O3(s) + H2 = Fe + H2O =>
Fe2O3(s) + 3 H2 = 2 Fe + 3 H2O
CuCl + Fe = Cu2 + FeCl2 =>
2 CuCl + Fe = Cu2 + FeCl2
MgCl2 + Na2S = NaCl + MgS =>
MgCl2 + Na2S = 2 NaCl + MgS
H2O + Pb = H2 + PbO =>
H2O + Pb = H2 + PbO
C6H10O4 + NaOH = Na2C6H8O4 + H2O =>
C6H10O4 + 2 NaOH = Na2C6H8O4 + 2 H2O
HBO2 = H2O + B2O3 =>
2 HBO2 = H2O + B2O3
C3H7Cl + Cl2 = C3H7Cl2 =>
2 C3H7Cl + Cl2 = 2 C3H7Cl2
CH3COCNOH(NO2) + Cl2 + H2O = CCl3NO2 + CH3COOH + HCl =>
2 CH3COCNOH(NO2) + 10 Cl2 + 2 H2O = 4 CCl3NO2 + CH3COOH + 8 HCl
CuSO4(H2O)5 + KOH = Cu(OH)2 + K2SO4 + H2O =>
CuSO4(H2O)5 + 2 KOH = Cu(OH)2 + K2SO4 + 5 H2O
Cu + FeCl3 = CuCl3 + FeCl2 =>
Cu + 3 FeCl3 = CuCl3 + 3 FeCl2
Sc(OH)2 + H2S = (ScOH)2S + H2O =>
2 Sc(OH)2 + H2S = (ScOH)2S + 2 H2O
NF3(g) = N2(g) + F2(g) =>
2 NF3(g) = N2(g) + 3 F2(g)
C6H4N2O2 + O2 = CO2 + NO2 + H2O =>
C6H4N2O2 + 8 O2 = 6 CO2 + 2 NO2 + 2 H2O
FeO + Na2O2 = NaFeO2 =>
2 FeO + Na2O2 = 2 NaFeO2
I2 + Zn + H2O = Zn(OH)2 + HI =>
I2 + Zn + 2 H2O = Zn(OH)2 + 2 HI
Fe3O4 + CO = Fe2O + CO2 =>
2 Fe3O4 + 5 CO = 3 Fe2O + 5 CO2
Zn + Pb2O4 = ZnO + Pb =>
4 Zn + Pb2O4 = 4 ZnO + 2 Pb
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
K2S2O3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O =>
5 K2S2O3 + 8 KMnO4 + 7 H2SO4 = 9 K2SO4 + 8 MnSO4 + 7 H2O
H3PO9 + NaOH = NaPO9H2 + H2O =>
H3PO9 + NaOH = NaPO9H2 + H2O
(CuOH)2CO3 + Na2CO3 = Na2(Cu(CO3)2) + NaOH =>
(CuOH)2CO3 + 3 Na2CO3 = 2 Na2(Cu(CO3)2) + 2 NaOH
MnSO4 + NaBiO3 + KNO3 + HNO3 = KMnO4 + Na2SO4 + Bi(NO3)3 + NaNO3 + H2O =>
2 MnSO4 + 5 NaBiO3 + 2 KNO3 + 14 HNO3 = 2 KMnO4 + 2 Na2SO4 + 5 Bi(NO3)3 + NaNO3 + 7 H2O
ZnO + HNO3 = (Zn(NO3)2) + H2O =>
ZnO + 2 HNO3 = (Zn(NO3)2) + H2O
Ba(OH)2 + HCe = BaCe2 + H2O =>
Ba(OH)2 + 2 HCe = BaCe2 + 2 H2O
Ca(HCO3)2 + KOH = K2CO3 + CaCO3 + H2O =>
Ca(HCO3)2 + 2 KOH = K2CO3 + CaCO3 + 2 H2O
SO3 + NaOH = NaSO3 + OH =>
SO3 + NaOH = NaSO3 + OH
Al + copper(ii)chloride = AlCl3 + copper =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Fe(No3)3 = Fe + No3 =>
Fe(No3)3 = Fe + 3 No3
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Cr2(SO4)3 + K2S + H2O = H2S + Cr(OH)3 + K2SO4 =>
Cr2(SO4)3 + 3 K2S + 6 H2O = 3 H2S + 2 Cr(OH)3 + 3 K2SO4
KHC8H4O4 + NaOH = KNaC8H4O4 + H2O =>
KHC8H4O4 + NaOH = KNaC8H4O4 + H2O
CaBr2 + Al2S3 = CaS + AlBr3 =>
3 CaBr2 + Al2S3 = 3 CaS + 2 AlBr3
H2CO + NaOH = NaHCO + H2O =>
H2CO + NaOH = NaHCO + H2O
Na3AsO4 + Al2(SO4)3 = Na2SO4 + AlAsO4 =>
2 Na3AsO4 + Al2(SO4)3 = 3 Na2SO4 + 2 AlAsO4
Mg + H2SO4 = MgSO4 + H2S + H2O =>
4 Mg + 5 H2SO4 = 4 MgSO4 + H2S + 4 H2O
Cl2 + HgO = Cl2O4 + HgCl2 =>
5 Cl2 + 4 HgO = Cl2O4 + 4 HgCl2
NH4Br + Rb2CrO7 = RbBr + (NH4)2CrO7 =>
2 NH4Br + Rb2CrO7 = 2 RbBr + (NH4)2CrO7
KFeO2 + HCl = FeCl3 + KCl + H2O =>
KFeO2 + 4 HCl = FeCl3 + KCl + 2 H2O
Co + CuCl2 + H2O = CoCuCl2H2O =>
Co + CuCl2 + H2O = CoCuCl2H2O
H2SeO4 + HCl + Au = SeO2 + H(AuCl4) + H2O =>
3 H2SeO4 + 8 HCl + 2 Au = 3 SeO2 + 2 H(AuCl4) + 6 H2O
KBr(aq) + H2O(l) = KOH + Br2 + H2 =>
2 KBr(aq) + 2 H2O(l) = 2 KOH + Br2 + H2
C2H3OCl + C2H5OH = C4H8O2 + HCl =>
C2H3OCl + C2H5OH = C4H8O2 + HCl
CH3COONa + HNO3 = NaNO3 + CH4COO =>
CH3COONa + HNO3 = NaNO3 + CH4COO
C10H14N2O8Na2 + H2O = CO2 + CH4 + NaNO3 =>
4 C10H14N2O8Na2 + 22 H2O = 15 CO2 + 25 CH4 + 8 NaNO3
Sn(OH)4 + HIO4 = H2O + Sn(IO4)4 =>
Sn(OH)4 + 4 HIO4 = 4 H2O + Sn(IO4)4
Ca(NO3)2 + K3PO4 = KNO3 + Ca3(PO4)2 =>
3 Ca(NO3)2 + 2 K3PO4 = 6 KNO3 + Ca3(PO4)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/25/24
Équations équilibrées sur12/25/23
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