| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cr(s) + 3 NiSO4(aq) = Cr2(SO4)3 + 3 Ni(s)
Mn + N2 = Mn3N5 =>
6 Mn + 5 N2 = 2 Mn3N5
Al + NaOH + H2O = NaAlO2 + H2 =>
2 Al + 2 NaOH + 2 H2O = 2 NaAlO2 + 3 H2
H2CO3 + Na = H2 + NaHCO3 =>
2 H2CO3 + 2 Na = H2 + 2 NaHCO3
Cr(s) + NiSO4(aq) = Cr2(SO4)3 + Ni(s) =>
2 Cr(s) + 3 NiSO4(aq) = Cr2(SO4)3 + 3 Ni(s)
SO3 = S8 + O2 =>
8 SO3 = S8 + 12 O2
TiO2 + HCl = Cl2 + TiCl2 + H2O =>
TiO2 + 4 HCl = Cl2 + TiCl2 + 2 H2O
HClO3 + Ca(OH)2 + Si(OH)2 = SiCa(ClO3)4 + H2O =>
4 HClO3 + Ca(OH)2 + Si(OH)2 = SiCa(ClO3)4 + 4 H2O
Cu(NO3)2*3H2O = CuO + NO2 + O2 + H2O =>
2 Cu(NO3)2*3H2O = 2 CuO + 4 NO2 + O2 + 6 H2O
HOOCCOOH + Na2CO3 = H2O + CO2 + Na =>
HOOCCOOH + Na2CO3 = H2O + 3 CO2 + 2 Na
LiBr + F2 = Li + FBr =>
2 LiBr + F2 = 2 Li + 2 FBr
Ge(s) + S(s) = GeS2(s) =>
Ge(s) + 2 S(s) = GeS2(s)
Al(NO3)3 + MnCl2 = Mn(NO3)2 + AlCl3 =>
2 Al(NO3)3 + 3 MnCl2 = 3 Mn(NO3)2 + 2 AlCl3
NaCl(s) + H2SO4 = Na2SO4(s) + HCl =>
2 NaCl(s) + H2SO4 = Na2SO4(s) + 2 HCl
Al2S3 + HCl = Al2S3HCl =>
Al2S3 + HCl = Al2S3HCl
(NH4)2S + Fe(NO3)2 = NH4NO3 + FeS =>
(NH4)2S + Fe(NO3)2 = 2 NH4NO3 + FeS
NiSO4(aq) + NaOH(aq) = Ni(OH)2 + Na2SO4(aq) =>
NiSO4(aq) + 2 NaOH(aq) = Ni(OH)2 + Na2SO4(aq)
Cr2O3 + NaNO3 + KOH = KCrO4 + NaNO2 + H2O =>
Cr2O3 + 4 NaNO3 + 2 KOH = 2 KCrO4 + 4 NaNO2 + H2O
Mg + As = Mg3As2 =>
3 Mg + 2 As = Mg3As2
[Co(H2O)6]Cl2 + KSCN = [Co(H2O)4(SCN)2] + KCl + H2O =>
[Co(H2O)6]Cl2 + 2 KSCN = [Co(H2O)4(SCN)2] + 2 KCl + 2 H2O
B2H6 + MeOH = B(OMe)3 + H2 =>
B2H6 + 6 MeOH = 2 B(OMe)3 + 6 H2
Ni(aq) + HCl(s) = H2 + NiCl3 =>
2 Ni(aq) + 6 HCl(s) = 3 H2 + 2 NiCl3
NaMnO4 + NaOH + Na2C2O4 = MnO2 + Na2CO3 + H2O =>
2 NaMnO4 + 4 NaOH + 3 Na2C2O4 = 2 MnO2 + 6 Na2CO3 + 2 H2O
N2O4 = N2 + O2 =>
N2O4 = N2 + 2 O2
Ca(NO3)2 + FeCl3 = CaCl3 + Fe(NO3)2 =>
Ca(NO3)2 + FeCl3 = CaCl3 + Fe(NO3)2
CuI2 + F2 = CuF2 + I =>
CuI2 + F2 = CuF2 + 2 I
CNH5 + O2 = CO2 + N2 + H2O =>
4 CNH5 + 9 O2 = 4 CO2 + 2 N2 + 10 H2O
C2H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(g)
C6H5OH + K = C6H5OK + HK =>
C6H5OH + 2 K = C6H5OK + HK
CoCO3 + KOH = K2[Co(OH)4] + K2CO3 =>
CoCO3 + 4 KOH = K2[Co(OH)4] + K2CO3
(NH4)2S2O8 + H2O = H2O2 + (NH4HSO4) =>
(NH4)2S2O8 + 2 H2O = H2O2 + 2(NH4HSO4)
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Na2CO3 + Y2O3 + TiO2 = Na2Y2Ti3O10 + CO2 =>
Na2CO3 + Y2O3 + 3 TiO2 = Na2Y2Ti3O10 + CO2
Na + H(OH) = Na(OH) + H2 =>
2 Na + 2 H(OH) = 2 Na(OH) + H2
C9H7NO + Br2 = C9H5NOBr2 + HBr =>
C9H7NO + 2 Br2 = C9H5NOBr2 + 2 HBr
Ni(H2O)6(NO3)2 + (C6H5)2PCH2CH2P(C6H5)2 + KCNS = Ni(NCS)2(C6H5)2PCH2CH2P(C6H5)2 + H2O + K + NO3 =>
Ni(H2O)6(NO3)2 + (C6H5)2PCH2CH2P(C6H5)2 + 2 KCNS = Ni(NCS)2(C6H5)2PCH2CH2P(C6H5)2 + 6 H2O + 2 K + 2 NO3
CoCl2 + NH4OH = [Co(NH3)6]Cl2 + H2O =>
CoCl2 + 6 NH4OH = [Co(NH3)6]Cl2 + 6 H2O
Li2S + ZnCl2 = Li2Zn + Cl2S =>
Li2S + ZnCl2 = Li2Zn + Cl2S
KMnO4 + Fe + HCl = FeCl2 + MnCl2 + KCl + H2O =>
2 KMnO4 + 5 Fe + 16 HCl = 5 FeCl2 + 2 MnCl2 + 2 KCl + 8 H2O
CuO + C2H5COOH = Cu(C2H5COO)2 + H2O =>
CuO + 2 C2H5COOH = Cu(C2H5COO)2 + H2O
NaSO3 + H2SO4 = Na2(SO4)2 + H2SO3 =>
2 NaSO3 + 2 H2SO4 = Na2(SO4)2 + 2 H2SO3
CuS(s) + O2(g) = Cu2O(s) + SO2(g) =>
4 CuS(s) + 5 O2(g) = 2 Cu2O(s) + 4 SO2(g)
Sn + HCl = SnCl4 + H =>
Sn + 4 HCl = SnCl4 + 4 H
XPbO2 + XNa2SO3 + H2SO4 = XPbSO4 + XNa2SO4 + H2O =>
XPbO2 + XNa2SO3 + H2SO4 = XPbSO4 + XNa2SO4 + H2O
Sn + HCl = SnCl4 + H2 =>
Sn + 4 HCl = SnCl4 + 2 H2
Ca + (HNO3)2 = Ca(NO3)2 + H2 =>
Ca + (HNO3)2 = Ca(NO3)2 + H2
C3H8O + Na = NaC3H8O =>
C3H8O + Na = NaC3H8O
FeS + CH3COOH = Fe + H2S + CH3COO =>
FeS + 2 CH3COOH = Fe + H2S + 2 CH3COO
Ho + P4 = HoP =>
4 Ho + P4 = 4 HoP
ZnSO4 + NH4SCN + C2H5N = Zn(C2H5N)2(SCN)2 + (NH4)2SO4 =>
ZnSO4 + 2 NH4SCN + 2 C2H5N = Zn(C2H5N)2(SCN)2 + (NH4)2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/07/25
Équations équilibrées sur02/06/24
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