| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 FeCl2 + 2 CH3COONa + 2 Na2HPO4 = Fe3(PO4)2 + 6 NaCl + 2 CH3COOH
Cu2S + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CuSO4 + H2O =>
3 Cu2S + 5 K2Cr2O7 + 23 H2SO4 = 5 Cr2(SO4)3 + 5 K2SO4 + 6 CuSO4 + 23 H2O
AlCl3(aq) + Na2CO3(aq) = Al2(CO3)3(aq) + NaCl(s) =>
2 AlCl3(aq) + 3 Na2CO3(aq) = Al2(CO3)3(aq) + 6 NaCl(s)
H3PO4(s) = H2(g) + P(s) + O2(g) =>
2 H3PO4(s) = 3 H2(g) + 2 P(s) + 4 O2(g)
Al + HI = AlI + H =>
Al + HI = AlI + H
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
HCl(aq) + Ba(OH)2(aq) = BaCl2 + H2O =>
2 HCl(aq) + Ba(OH)2(aq) = BaCl2 + 2 H2O
NaAl(OH)4 + NaHSO4 = Na2SO4 + Al(OH)3 + H2O =>
NaAl(OH)4 + NaHSO4 = Na2SO4 + Al(OH)3 + H2O
As2O3 + HNO3 + H2O = H3AsO4 + HNO2 =>
As2O3 + 2 HNO3 + 3 H2O = 2 H3AsO4 + 2 HNO2
HC2H3O2 + CaCl2 = HCl + Ca(C2H3O2)2 =>
2 HC2H3O2 + CaCl2 = 2 HCl + Ca(C2H3O2)2
Pb(CH3COO)2(aq) + K2CrO4(aq) = PbCrO4(cr) + KCH3COO(aq) =>
Pb(CH3COO)2(aq) + K2CrO4(aq) = PbCrO4(cr) + 2 KCH3COO(aq)
Fe{3+} + O{2-} = Fe2O3 =>
2 Fe{3+} + 3 O{2-} = Fe2O3
HNO3 + Hg + H3SO4 = HgSO4 + NO + H2O =>
HNO3 + Hg + H3SO4 = HgSO4 + NO + 2 H2O
C6H12O6 + NO3{-} = NO2{-} + H2O + CO2 =>
C6H12O6 + 12 NO3{-} = 12 NO2{-} + 6 H2O + 6 CO2
CaO + SO2 = CaS + CaSO4 =>
4 CaO + 4 SO2 = CaS + 3 CaSO4
Bi2S3 + NH4(NO3) + HCl = BiCl3 + HNO3 + (NH4)2S =>
Bi2S3 + 6 NH4(NO3) + 6 HCl = 2 BiCl3 + 6 HNO3 + 3(NH4)2S
AlSO4 + Ca2H2 = Al2H2 + CaSO4 =>
2 AlSO4 + Ca2H2 = Al2H2 + 2 CaSO4
NH4(NO3) + NaOH = Na(NO3) + NH4OH =>
NH4(NO3) + NaOH = Na(NO3) + NH4OH
KOH + SrCl2 = KSr + Cl2OH =>
KOH + SrCl2 = KSr + Cl2OH
Hf + N = Hf{4} + N{-}3 =>
Hf + 4 N = Hf{4} + 4 N{-}3
CuSO4 + NH3 = Cu(NH3)4SO4 =>
CuSO4 + 4 NH3 = Cu(NH3)4SO4
(CH3O)3P + CH3OH = CH3OCH3 + H3PO3 =>
(CH3O)3P + 3 CH3OH = 3 CH3OCH3 + H3PO3
C5H11Br + I{-I} = C5H11I + Br{-} =>
C5H11Br + I{-I} = C5H11I + Br{-}
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
AlCl2 = Al + Cl2 =>
AlCl2 = Al + Cl2
Al + MnO2 = Al2O3 + Mn =>
4 Al + 3 MnO2 = 2 Al2O3 + 3 Mn
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
B + Fl = BFl =>
B + Fl = BFl
BaCl2 + K2SO4 = BaSO4 + KCl =>
BaCl2 + K2SO4 = BaSO4 + 2 KCl
CH2BrCH2CH2Br + Zn = ZnBr2 + C3H6 =>
CH2BrCH2CH2Br + Zn = ZnBr2 + C3H6
H2O + CO2 = C2H5OH + O2 =>
3 H2O + 2 CO2 = C2H5OH + 3 O2
Cu + AgNO3 = Cu(NO3) + Ag =>
Cu + AgNO3 = Cu(NO3) + Ag
AlCl3 + H2O = Al(OH)3 + HCl =>
AlCl3 + 3 H2O = Al(OH)3 + 3 HCl
K2CrO4 + Na2S2O3 + HCl = KCl + CrCl3 + NaCl + SO2 + H2O =>
4 K2CrO4 + 3 Na2S2O3 + 26 HCl = 8 KCl + 4 CrCl3 + 6 NaCl + 6 SO2 + 13 H2O
Ca(OH)2 + AgCl = CaCl2 + AgOH =>
Ca(OH)2 + 2 AgCl = CaCl2 + 2 AgOH
C9H8O4 + CH3OH = C7H6O3 + C3H6O2 =>
C9H8O4 + CH3OH = C7H6O3 + C3H6O2
Mg + I2 = MgI2 =>
Mg + I2 = MgI2
Al(s) + Cl2(g) = AlCl3(s) =>
2 Al(s) + 3 Cl2(g) = 2 AlCl3(s)
V2O5 + CaS = CaO + V2S5 =>
V2O5 + 5 CaS = 5 CaO + V2S5
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
SrCrO4 + HC2H3O2 = Sr{2+} + Cr2O7{2-} + C2H3O2{-} + H2O =>
2 SrCrO4 + 2 HC2H3O2 = 2 Sr{2+} + Cr2O7{2-} + 2 C2H3O2{-} + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
NH4Cl + HCl = HNH4 + Cl =>
NH4Cl + HCl = HNH4 + 2 Cl
Mg(NO3)2 + C6H8O7 = MgO + NO2 + CO2 + H2O =>
9 Mg(NO3)2 + C6H8O7 = 9 MgO + 18 NO2 + 6 CO2 + 4 H2O
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
Ca(OH)2 + H3PO3 = CaHPO3 + H2O =>
Ca(OH)2 + H3PO3 = CaHPO3 + 2 H2O
N2 + O2 + H2O = HNO3 =>
2 N2 + 5 O2 + 2 H2O = 4 HNO3
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/15/24
Équations équilibrées sur01/14/24
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