| Équations équilibrées la veille | Équations équilibrées le lendemain |
9 Sr(NO3)2 + 10 C2H5NO2 = 9 SrO + 14 N2 + 20 CO2 + 25 H2O
(Pb2Pb)O4 + HNO3 = PbO2 + Pb(NO3)2 + H2O =>
(Pb2Pb)O4 + 4 HNO3 = PbO2 + 2 Pb(NO3)2 + 2 H2O
CO2(g) + H2O(g) = (g)H2CO3(ac) =>
CO2(g) + H2O(g) = (g)H2CO3(ac)
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
Ag2Se + HNO3 + O2 = AgNO3 + H2SeO3 =>
2 Ag2Se + 4 HNO3 + 3 O2 = 4 AgNO3 + 2 H2SeO3
BaCl2 + H2SO4 = BaSO4H2Cl2 =>
BaCl2 + H2SO4 = BaSO4H2Cl2
Na3P + CaF2 = Ca3P2 + NaF =>
2 Na3P + 3 CaF2 = Ca3P2 + 6 NaF
HClO2 + Ca(OH)2 = Ca(ClO2)2 + H2O =>
2 HClO2 + Ca(OH)2 = Ca(ClO2)2 + 2 H2O
ZnSO3 + NaOH = Na2SO3 + Zn(OH)2 =>
ZnSO3 + 2 NaOH = Na2SO3 + Zn(OH)2
Pb(NO3)2(aq) + NaOH(aq) = Pb(OH)2(q) + NaNO3(ag) =>
Pb(NO3)2(aq) + 2 NaOH(aq) = Pb(OH)2(q) + 2 NaNO3(ag)
Mg2O23{3-} + H{+} + e = Mg{3+} + H2O =>
Mg2O23{3-} + 46 H{+} + 37e = 2 Mg{3+} + 23 H2O
ZnSO3 + NaOH = Na2SO3 + Zn(OH)2 =>
ZnSO3 + 2 NaOH = Na2SO3 + Zn(OH)2
H2S4O4 + NaOH = Na2S4O4 + H2O =>
H2S4O4 + 2 NaOH = Na2S4O4 + 2 H2O
C(s) + SO2(g) = CS2(l) + CO(g) =>
5 C(s) + 2 SO2(g) = CS2(l) + 4 CO(g)
K2CO3 + BaCl2 = KCl + BaCO3 =>
K2CO3 + BaCl2 = 2 KCl + BaCO3
Ca(OH)2 + NaOH = Na2[Ca(OH)4] =>
Ca(OH)2 + 2 NaOH = Na2[Ca(OH)4]
SICl4 + H2O = H4SIO4 + HCl =>
SICl4 + 4 H2O = H4SIO4 + 4 HCl
(Pb2Pb)O4 + HNO3 = PbO2 + Pb(NO3)2 + H2O =>
(Pb2Pb)O4 + 4 HNO3 = PbO2 + 2 Pb(NO3)2 + 2 H2O
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
H2S + NH3 = SN2H8 =>
H2S + 2 NH3 = SN2H8
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
CuO + CH3OH = Cu + CH2O + H2O =>
CuO + CH3OH = Cu + CH2O + H2O
NaHCO3(s) + CH3COOH(l) = NaCH3COO(l) + H2O(l) + CO2(g) =>
NaHCO3(s) + CH3COOH(l) = NaCH3COO(l) + H2O(l) + CO2(g)
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
Cu + Cd{2+} = Cu{2}{+} + Cd =>
Cu + Cd{2+} = Cu{2}{+} + Cd
(NH4)2[SnCl6] + H2O = NH4OH + H2SnCl6 =>
(NH4)2[SnCl6] + 2 H2O = 2 NH4OH + H2SnCl6
C3H7OH + Na2Cr2O7 + H2SO4 = C3H6O + Na2SO4 + Cr2(SO4)3 + H2O =>
3 C3H7OH + Na2Cr2O7 + 4 H2SO4 = 3 C3H6O + Na2SO4 + Cr2(SO4)3 + 7 H2O
I2NaOH = NaOIHI =>
I2NaOH = NaOIHI
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
KOH + H2SO4 = K2SO4 + Water =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
NaCl + NH3 + H2O + CO2 = NH4Cl + NaHCO3 =>
NaCl + NH3 + H2O + CO2 = NH4Cl + NaHCO3
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
MgO + HCl = MgCl + HO =>
MgO + HCl = MgCl + HO
SiCl4 + H2O = H4SiO4 + HCl =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
NaO + Cl = NaClO =>
NaO + Cl = NaClO
H2O + KOH = H2OKOH =>
H2O + KOH = H2OKOH
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CuCl2 + NH3 + H2O = [Cu(NH3)4(H2O)2]{2} + NH4Cl + OH{-} =>
CuCl2 + 6 NH3 + 4 H2O = [Cu(NH3)4(H2O)2]{2} + 2 NH4Cl + 2 OH{-}
Co(NO3)2*6H2O + NaOH = Co(OH)2 + NaNO3 + H2O =>
Co(NO3)2*6H2O + 2 NaOH = Co(OH)2 + 2 NaNO3 + 6 H2O
C2H4 + KMnO4 + H2O = C2O4H2 + MnO2 + KOH =>
3 C2H4 + 10 KMnO4 + 2 H2O = 3 C2O4H2 + 10 MnO2 + 10 KOH
Cu + HNO3(conc) = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3(conc) = Cu(NO3)2 + 2 NO2 + 2 H2O
Cu(OH)2 + HCl = CuCl2 + H2O = =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
AgCl + Ba = BaCl + Ag =>
AgCl + Ba = BaCl + Ag
Bi(NO3)3 + Al2(SO4)3 = Bi2(SO4)3 + Al(NO3)3 =>
2 Bi(NO3)3 + Al2(SO4)3 = Bi2(SO4)3 + 2 Al(NO3)3
HCHO + Cu(OH)2 + NaOH = Na2CO3 + Cu2O + H2O =>
HCHO + 4 Cu(OH)2 + 2 NaOH = Na2CO3 + 2 Cu2O + 6 H2O
Cu(NO3)2 + Na + OH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 Na + 2 OH = Cu(OH)2 + 2 NaNO3
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Rb2O(s) + H2O(l) = RbOH(qw) =>
Rb2O(s) + H2O(l) = 2 RbOH(qw)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/24/24
Équations équilibrées sur01/23/24
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