| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CH4 + 3 Br2 = 2 CH4Br3
KNO2 + H2SO4 + NaCrO4 = KNO3 + Na2SO4 + Cr2(SO4)3 + H2O =>
4 KNO2 + 4 H2SO4 + 2 NaCrO4 = 4 KNO3 + Na2SO4 + Cr2(SO4)3 + 4 H2O
C6H6O + H2SO4 = C6H6SO4 + H2O =>
C6H6O + H2SO4 = C6H6SO4 + H2O
H2SO4(aq) + NaCN(aq) = HCN + Na2SO4(aq) =>
H2SO4(aq) + 2 NaCN(aq) = 2 HCN + Na2SO4(aq)
Mg3Na + O2 = MgO + Na2O =>
4 Mg3Na + 7 O2 = 12 MgO + 2 Na2O
NaOOCCH2COONa + NaOH = Na2CO3 + CH4 =>
NaOOCCH2COONa + 2 NaOH = 2 Na2CO3 + CH4
Zn(OH)2 + OH{-} = Zn(OH)4{2-} =>
Zn(OH)2 + 2 OH{-} = Zn(OH)4{2-}
SOCl2 + Na2SO3 = SO2 + NaCl =>
SOCl2 + Na2SO3 = 2 SO2 + 2 NaCl
Mg(HCO3)2 + H2SeO3 = Mg2(SeO3)2 + CO2 + H2O =>
2 Mg(HCO3)2 + 2 H2SeO3 = Mg2(SeO3)2 + 4 CO2 + 4 H2O
CrI2 + KOH + Cl2 = K2CrO4 + KIO3 + KCl + H2O =>
CrI2 + 20 KOH + 8 Cl2 = K2CrO4 + 2 KIO3 + 16 KCl + 10 H2O
KHCO3(s) = K2CO3(s) + H2O(s) + CO2(g) =>
2 KHCO3(s) = K2CO3(s) + H2O(s) + CO2(g)
MgF2 + H2SO4 = MgSO4 + HF =>
MgF2 + H2SO4 = MgSO4 + 2 HF
H2SO4 + Ca = CaSO4 + SO2 + H2O =>
2 H2SO4 + Ca = CaSO4 + SO2 + 2 H2O
(NH4)2[Fe(SCN)6] + NH4F = (NH4)2[FeF6] + NH4SCN =>
(NH4)2[Fe(SCN)6] + 6 NH4F = (NH4)2[FeF6] + 6 NH4SCN
AlCl3 + H2O + Fe = FeCl3 + AlOH2 =>
AlCl3 + H2O + Fe = FeCl3 + AlOH2
(H2S)(g) + O2(g) = SO2(g) + H2O(l) =>
2(H2S)(g) + 3 O2(g) = 2 SO2(g) + 2 H2O(l)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Sb + Cl2 = SbCl5 =>
2 Sb + 5 Cl2 = 2 SbCl5
CuCrO4 + HCl = CuCl2 + H2CrO4 =>
CuCrO4 + 2 HCl = CuCl2 + H2CrO4
NaOH + NaCN + NaClO = N2 + Na2CO3 + H2O + NaCl =>
2 NaOH + 2 NaCN + 5 NaClO = N2 + 2 Na2CO3 + H2O + 5 NaCl
NiO + HNO3 = Ni(NO3)2 + H2O =>
NiO + 2 HNO3 = Ni(NO3)2 + H2O
CaCl2(aq) + Li3PO4(aq) = Ca(PO4)(aq) + Li3(Cl2)(aq) =>
CaCl2(aq) + Li3PO4(aq) = Ca(PO4)(aq) + Li3(Cl2)(aq)
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
NaHCO3 + Al2(SeO3)3 = Na2SeO3 + Al(HCO3)3 =>
6 NaHCO3 + Al2(SeO3)3 = 3 Na2SeO3 + 2 Al(HCO3)3
K2CO3 + CuCl2 = CuCO3 + KCl =>
K2CO3 + CuCl2 = CuCO3 + 2 KCl
NH3OHCl + I2 + CH3COOH = CH3COOCl + HI + N2 + H2O =>
2 NH3OHCl + 3 I2 + 2 CH3COOH = 2 CH3COOCl + 6 HI + N2 + 2 H2O
(Cd(NH3)6)SO4 + H2SO4 = CdSO4 + (NH4)2SO4 =>
(Cd(NH3)6)SO4 + 3 H2SO4 = CdSO4 + 3(NH4)2SO4
CuCl2 + NH3 = Cu(NH3)4 + Cl =>
CuCl2 + 4 NH3 = Cu(NH3)4 + 2 Cl
Ba(HCO3)2(s) + HCl = BaCl2(aq) + H2O(g) + CO2(g) =>
Ba(HCO3)2(s) + 2 HCl = BaCl2(aq) + 2 H2O(g) + 2 CO2(g)
C12H22O11 + NaClO4 = CO2 + H2O + NaCl =>
C12H22O11 + 6 NaClO4 = 12 CO2 + 11 H2O + 6 NaCl
KMnO4 + Cu + HCl = CuCl2 + MnCl2 + KCl + H2O =>
2 KMnO4 + 5 Cu + 16 HCl = 5 CuCl2 + 2 MnCl2 + 2 KCl + 8 H2O
Cu2O + O2 = Cu2O3 =>
Cu2O + O2 = Cu2O3
P4 + H2O = PO4 + H =>
P4 + 16 H2O = 4 PO4 + 32 H
HOOCCOO + H2O = HOOCCOOH + OH =>
HOOCCOO + H2O = HOOCCOOH + OH
ZnCl2 + K2S = ZnS2 + K2Cl =>
ZnCl2 + 2 K2S = ZnS2 + 2 K2Cl
ZnO + H3Po4 = Zn3(Po4)2 + H2O =>
3 ZnO + 2 H3Po4 = Zn3(Po4)2 + 3 H2O
AlHCl3 = AlCl3 + H(g) =>
AlHCl3 = AlCl3 + H(g)
Ca(OH)2 + P4 = Ca(PO2)2 + Ca3P2 + H2O =>
4 Ca(OH)2 + P4 = Ca(PO2)2 + Ca3P2 + 4 H2O
Fe3O4(s) + O2 = Fe2O3(s) =>
4 Fe3O4(s) + O2 = 6 Fe2O3(s)
Al(OH)3 + Na2CO3 + HF = Na3AlF6 + CO2 + H2O =>
2 Al(OH)3 + 3 Na2CO3 + 12 HF = 2 Na3AlF6 + 3 CO2 + 9 H2O
H3NSO3 + NaClO3 = H2SO4 + NaCl + H2O + N2 =>
2 H3NSO3 + NaClO3 = 2 H2SO4 + NaCl + H2O + N2
CrO4{2-} + SO3{2-} + H2O = Cr(OH)3{-} + SO4{2-} + OH{-} =>
CrO4{2-} + 2 SO3{2-} + 2 H2O = Cr(OH)3{-} + 2 SO4{2-} + OH{-}
H2O + CaO = CaOH + O2 =>
2 H2O + 4 CaO = 4 CaOH + O2
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
CuCl2(aq) + Al(OH)3(aq) = Cu(OH)2(aq) + AlCl3(s) =>
3 CuCl2(aq) + 2 Al(OH)3(aq) = 3 Cu(OH)2(aq) + 2 AlCl3(s)
Pb(NO3)2(aq) + Na2CrO4(aq) = PbCrO4(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + Na2CrO4(aq) = PbCrO4(s) + 2 NaNO3(aq)
NaOH + H2(SO)3 = Na2(SO)3 + H2O =>
2 NaOH + H2(SO)3 = Na2(SO)3 + 2 H2O
C2H5OH + KMnO4 + H2SO4 = CH3CO2H + MnSO4 + K2SO4 + H2O =>
5 C2H5OH + 4 KMnO4 + 6 H2SO4 = 5 CH3CO2H + 4 MnSO4 + 2 K2SO4 + 11 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NH3 + AgNO3 = Ag(NH3)2 + NO3 =>
2 NH3 + AgNO3 = Ag(NH3)2 + NO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/14/24
Équations équilibrées sur01/13/24
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