| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 KHCO3 + Fe2(SO4)3 = 2 Fe(OH)3 + 3 K2SO4 + 6 CO2
Na2CrO4 + NaI + H2O = Cr(OH)3 + I2 + NaOH =>
2 Na2CrO4 + 6 NaI + 8 H2O = 2 Cr(OH)3 + 3 I2 + 10 NaOH
Na2CO4(aq) + HCl(aq) = H2CO4(aq) + NaCl(s) =>
Na2CO4(aq) + 2 HCl(aq) = H2CO4(aq) + 2 NaCl(s)
Pb(CH3COO)2 + (NH4)2S = PbS + CH3COONH4 =>
Pb(CH3COO)2 + (NH4)2S = PbS + 2 CH3COONH4
HCl + (CO3){-2} = HCO3{-} + Cl{-} =>
HCl + (CO3){-2} = HCO3{-} + Cl{-}
H(C2H3O2) + NaHCO3 = NaC2H3O2 + H2O + CO2 =>
H(C2H3O2) + NaHCO3 = NaC2H3O2 + H2O + CO2
Na2CO3 + Al(NO3)3 = Na2(NO3)3 + CO3Al =>
Na2CO3 + Al(NO3)3 = Na2(NO3)3 + CO3Al
C2H3CO2 + Ba(OH)2 = BaC3O2 + H3(OH)2 =>
C2H3CO2 + Ba(OH)2 = BaC3O2 + H3(OH)2
Na3PO4 + AgNO3 = NaNO3 + Ag3PO4 =>
Na3PO4 + 3 AgNO3 = 3 NaNO3 + Ag3PO4
Hg + Zn(NO3)2 = Hg(NO3)2 + Zn =>
Hg + Zn(NO3)2 = Hg(NO3)2 + Zn
Cr2O3 + Cl2 + NaOH = Na2CrO4 + NaCl + H2O =>
Cr2O3 + 3 Cl2 + 10 NaOH = 2 Na2CrO4 + 6 NaCl + 5 H2O
SO4{2+} + Sn{2+} + H{+} = H2SO3 + Sn{4+} + H2O =>
SO4{2+} + 3 Sn{2+} + 4 H{+} = H2SO3 + 3 Sn{4+} + H2O
NaClO3 + Sr3(PO3)2 = Sr(ClO3)2 + Na3PO3 =>
6 NaClO3 + Sr3(PO3)2 = 3 Sr(ClO3)2 + 2 Na3PO3
Ba + HCl = H2 + BaCl2(s) =>
Ba + 2 HCl = H2 + BaCl2(s)
NH3(aq) + CO2(g) = CH4N2O(aq) + H2O(l) =>
2 NH3(aq) + CO2(g) = CH4N2O(aq) + H2O(l)
(CH3CH2NH2) + O2 = CO2 + H2O + NH3 =>
(CH3CH2NH2) + 3 O2 = 2 CO2 + 2 H2O + NH3
Ag + HNO3 = Ag(HNO3)3 =>
Ag + 3 HNO3 = Ag(HNO3)3
Fe(NO3)2 + KOH = Fe(OH)2 + KNO3 =>
Fe(NO3)2 + 2 KOH = Fe(OH)2 + 2 KNO3
Na2SO4 + Al(OH)3 = Al2(SO4)3 + NaOH =>
3 Na2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 NaOH
FeI3(aq) + K2CO3(aq) = Fe2(CO3)3(s) + KI(aq) =>
2 FeI3(aq) + 3 K2CO3(aq) = Fe2(CO3)3(s) + 6 KI(aq)
AlBr3 + NH4Cr2O7 = Al(Cr2O7)3 + NH4Br =>
AlBr3 + 3 NH4Cr2O7 = Al(Cr2O7)3 + 3 NH4Br
AgNo{3} + NaOH = AgOH + NaNo{3} =>
AgNo{3} + NaOH = AgOH + NaNo{3}
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
Pb(C2H3O2)2 + AgNO3 = Pb(NO3)2 + AgC2H3O2 =>
Pb(C2H3O2)2 + 2 AgNO3 = Pb(NO3)2 + 2 AgC2H3O2
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
AICI3 + NaOH = AI3OH + NaCI =>
AICI3 + NaOH = AI3OH + NaCI
Al + NaOH = Na3AlO3 + H2 =>
2 Al + 6 NaOH = 2 Na3AlO3 + 3 H2
ZnSO4 + NH3 + H2O = [Zn(NH3)4](OH)2 + (NH4)2SO4 =>
ZnSO4 + 6 NH3 + 2 H2O = [Zn(NH3)4](OH)2 + (NH4)2SO4
Mg + H2SO4 = Mg(SO4)2 + H2 =>
Mg + 2 H2SO4 = Mg(SO4)2 + 2 H2
H2(SO4) + LiOH = LiSO4 + H3O =>
H2(SO4) + LiOH = LiSO4 + H3O
Ba(OH)2H2O + NH4Cl = NH3 + H2O + BaCl2 =>
Ba(OH)2H2O + 2 NH4Cl = 2 NH3 + 3 H2O + BaCl2
(NO)(HS2O7) + Fe = Fe(HS2O7)(NO) =>
(NO)(HS2O7) + Fe = Fe(HS2O7)(NO)
AgNO3(aq) + (NH4)2S(aq) = Ag2S(s) + NH4NO3(aq) =>
2 AgNO3(aq) + (NH4)2S(aq) = Ag2S(s) + 2 NH4NO3(aq)
CaO + SO3 = CaSO4 =>
CaO + SO3 = CaSO4
H2SO4 + Fe = FeSO4 + H2 =>
H2SO4 + Fe = FeSO4 + H2
H2 + NO = H2O + N2 =>
2 H2 + 2 NO = 2 H2O + N2
Na2SO3 + Na2CrO4 + H2O = NaCrO2 + Na2SO4 + NaOH =>
3 Na2SO3 + 2 Na2CrO4 + H2O = 2 NaCrO2 + 3 Na2SO4 + 2 NaOH
ZnFeCl = ZnCl + Fe =>
ZnFeCl = ZnCl + Fe
PbS + C = Pb + CS2 =>
2 PbS + C = 2 Pb + CS2
calciumchloride + H2CO3 = calciumcarbonate + HCl =>
CaCl2 + H2CO3 = CaCO3 + 2 HCl
Ag + KCN + O2 = KAg(CN)2 + K2O =>
4 Ag + 8 KCN + O2 = 4 KAg(CN)2 + 2 K2O
NaCrO2 + Br2 + NaOH = NaBr + Na2CrO4 + H2O =>
2 NaCrO2 + 3 Br2 + 8 NaOH = 6 NaBr + 2 Na2CrO4 + 4 H2O
BeCl2 + Al(NO3)3 = BeN2O6 + AlCl3 =>
3 BeCl2 + 2 Al(NO3)3 = 3 BeN2O6 + 2 AlCl3
Na2CrO2 + H2SO4 + H2O2 = Cr2O5 + H2O + Na2SO4 =>
2 Na2CrO2 + 2 H2SO4 + 3 H2O2 = Cr2O5 + 5 H2O + 2 Na2SO4
NO + O3 = NO2 = O2 =>
3 NO + O3 = 3 NO2
NH4OH(aq) + H3PO4(aq) = NH4PO4(aq) + H3OH(aq) =>
NH4OH(aq) + H3PO4(aq) = NH4PO4(aq) + H3OH(aq)
PbCrO4 + OH{-} = Pb(OH)3{-} + CrO4{2-} =>
PbCrO4 + 3 OH{-} = Pb(OH)3{-} + CrO4{2-}
NI3 + Cl2O + H2O = HNO3 + HIO3 + HCl =>
NI3 + 5 Cl2O + 7 H2O = HNO3 + 3 HIO3 + 10 HCl
PbNO3 + K2CrO4 = KNO3 + Pb2CrO4 =>
2 PbNO3 + K2CrO4 = 2 KNO3 + Pb2CrO4
V2S5 + HNO3 = VO2NO3 + SO2 + NO2 + H2O =>
V2S5 + 32 HNO3 = 2 VO2NO3 + 5 SO2 + 30 NO2 + 16 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/15/25
Équations équilibrées sur03/17/24
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