| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Cr + 8 HNO3 = 3 Cr(NO3)2 + 2 NO + 4 H2O
Na(OH) + Fe(NO3) = Na(NO3) + Fe(OH) =>
Na(OH) + Fe(NO3) = Na(NO3) + Fe(OH)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
FeOOH = Fe2O3 + H2O =>
2 FeOOH = Fe2O3 + H2O
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Li2CrO4(aq) + BaCl2(aq) = LiCl(aq) + BaCrO4(s) =>
Li2CrO4(aq) + BaCl2(aq) = 2 LiCl(aq) + BaCrO4(s)
CH3COONa + FeCl3 = NaCl + (CH3COO)3Fe =>
3 CH3COONa + FeCl3 = 3 NaCl + (CH3COO)3Fe
Fe(NO3)3(aq) + KSCN(aq) = Fe(SCN)3 + KNO3 =>
Fe(NO3)3(aq) + 3 KSCN(aq) = Fe(SCN)3 + 3 KNO3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C5H90 + O2 = C02 + H2O =>
2 C5H90 + 45 O2 = 5 C02 + 90 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
KMnO4 + C2H6 + H2O = C2H6O2 + KOH + MnO2 =>
4 KMnO4 + 3 C2H6 + 2 H2O = 3 C2H6O2 + 4 KOH + 4 MnO2
BaSO4 + C4H4O6 + H3O = BaC4H4O6 + H2SO4 + HCOOH =>
BaSO4 + 2 C4H4O6 + 2 H3O = BaC4H4O6 + H2SO4 + 4 HCOOH
Al2(SO4)3 + Ba3(PO4)2 = AlPO4 + BaSO4 =>
Al2(SO4)3 + Ba3(PO4)2 = 2 AlPO4 + 3 BaSO4
Mn2(SO4)3 = Mn + S + O2 =>
Mn2(SO4)3 = 2 Mn + 3 S + 6 O2
NaCl + AgNO3 = AgCl(s) + NaNO3 =>
NaCl + AgNO3 = AgCl(s) + NaNO3
Cu + KNO3 + HCl = KCl + CuCl2 + NO + H2O =>
3 Cu + 2 KNO3 + 8 HCl = 2 KCl + 3 CuCl2 + 2 NO + 4 H2O
FeCl3 + NaBH4 + H2O = FeO + NaCl + B(OH3) + H2 =>
2 FeCl3 + 6 NaBH4 + 8 H2O = 2 FeO + 6 NaCl + 6 B(OH3) + 11 H2
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
FeSO4 + KCN = K4(Fe(CN)6) + K2SO4 =>
FeSO4 + 6 KCN = K4(Fe(CN)6) + K2SO4
SnH4 + H2O = H2 + SnOH =>
2 SnH4 + 2 H2O = 5 H2 + 2 SnOH
CH3COOH + CH3CHOHCH3 = CH3COOCH3CH3 + H2O =>
9 CH3COOH + 10 CH3CHOHCH3 = 12 CH3COOCH3CH3 + 4 H2O
ZnHCl(ac) = ClHZn =>
ZnHCl(ac) = ClHZn
NaHCO3 + H3C6H5O7 = CO2 + H2O + Na3C6H5O7 =>
3 NaHCO3 + H3C6H5O7 = 3 CO2 + 3 H2O + Na3C6H5O7
C6H12O6 + O2O2 = CO2 + H2O =>
C6H12O6 + 3 O2O2 = 6 CO2 + 6 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Cd3(PO4)2 + (NH4)2S = CdS + (NH4)3PO4 =>
Cd3(PO4)2 + 3(NH4)2S = 3 CdS + 2(NH4)3PO4
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
Mg2 + N3 = Mg3N2 =>
9 Mg2 + 4 N3 = 6 Mg3N2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
N2 + KCl = K3N + Cl2 =>
N2 + 6 KCl = 2 K3N + 3 Cl2
OsO4 + PtCl4 = PtO2 + OsCl8 =>
OsO4 + 2 PtCl4 = 2 PtO2 + OsCl8
Cu + HO = Cu(OH)2 =>
Cu + 2 HO = Cu(OH)2
FeSO4*7H2O + NaOH = Fe(OH)2 + Na2SO4 + H2O =>
FeSO4*7H2O + 2 NaOH = Fe(OH)2 + Na2SO4 + 7 H2O
MnBr3 + LiOH + I2 = LiBrO4 + Li2MnO4 + LiI + H2O =>
2 MnBr3 + 64 LiOH + 27 I2 = 6 LiBrO4 + 2 Li2MnO4 + 54 LiI + 32 H2O
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
H2O + CO2 = H2CO3 =>
H2O + CO2 = H2CO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C2H5BrKOH(alc) = KBrH2OC2H4 =>
C2H5BrKOH(alc) = KBrH2OC2H4
NH2CH2COOH + HCl = NH3CH2COOH + Cl =>
NH2CH2COOH + HCl = NH3CH2COOH + Cl
FeO + Cu = Cu2O + Fe =>
FeO + 2 Cu = Cu2O + Fe
Br2 + NaI = NaBr + I2 =>
Br2 + 2 NaI = 2 NaBr + I2
K2Cr2O7 + H2SO4 + H2S = KH2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 4 H2SO4 + H2S = 2 KH2SO4 + Cr2(SO4)3 + 3 H2O
Fe{2+} + C12H8N2 = [Fe(C12H8N2)3]{2+} =>
Fe{2+} + 3 C12H8N2 = [Fe(C12H8N2)3]{2+}
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
FeO + Cu = Cu2O + Fe =>
FeO + 2 Cu = Cu2O + Fe
H3PO4 + NaOH = H2O + Na3PO4 =>
H3PO4 + 3 NaOH = 3 H2O + Na3PO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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