| Équations équilibrées la veille | Équations équilibrées le lendemain |
BaBr2 = Ba + 2 Br
[Fe(CN)6] + Ba(C2H3O2)2 = Ba2[Fe(CN)6]3 + (C2H3O2)2 =>
3[Fe(CN)6] + 2 Ba(C2H3O2)2 = Ba2[Fe(CN)6]3 + 2(C2H3O2)2
RbBr(aq) + AgNo3(aq) = AgBr(cr) + RbNo3(aq) =>
RbBr(aq) + AgNo3(aq) = AgBr(cr) + RbNo3(aq)
Ag2S + HNO3 = AgNO3 + H2S =>
Ag2S + 2 HNO3 = 2 AgNO3 + H2S
NaAlO2 + H2SO4 = Na2SO4 + Al2(SO4)3 + H2O =>
2 NaAlO2 + 4 H2SO4 = Na2SO4 + Al2(SO4)3 + 4 H2O
Al + NH3 + H2O = Al2O3 + NH4 =>
2 Al + 6 NH3 + 3 H2O = Al2O3 + 6 NH4
C8H17OH + O2 = CO2 + H2O =>
C8H17OH + 12 O2 = 8 CO2 + 9 H2O
Pb(NO3)2 + K2CO3 = KNO3 + PbCO3 =>
Pb(NO3)2 + K2CO3 = 2 KNO3 + PbCO3
Na + (NO3)2 = Na(NO3)2 =>
Na + (NO3)2 = Na(NO3)2
N + H2 = NH33 =>
2 N + 33 H2 = 2 NH33
CH3(CH2)16COOH + CH3OH = CH3(CH2)16COOCH3 + H2O =>
CH3(CH2)16COOH + CH3OH = CH3(CH2)16COOCH3 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KClO4 + Na2SnO2 = KCl + Na2SnO3 =>
KClO4 + 4 Na2SnO2 = KCl + 4 Na2SnO3
FeCl3 + H2O = HCl + Fe(OH)3 =>
FeCl3 + 3 H2O = 3 HCl + Fe(OH)3
Na2S + HCl = Na2S3 + NaCl + H2 =>
3 Na2S + 4 HCl = Na2S3 + 4 NaCl + 2 H2
C4H6CoO4 + K2S = C4H6KO4 + Co2S =>
2 C4H6CoO4 + K2S = 2 C4H6KO4 + Co2S
AlCl3 + Br2 = ClBr + Al =>
2 AlCl3 + 3 Br2 = 6 ClBr + 2 Al
NaH2PO4(aq) + CaCl2(aq) = Ca(H2PO4)2 + NaCl =>
2 NaH2PO4(aq) + CaCl2(aq) = Ca(H2PO4)2 + 2 NaCl
CuCl2 + HNO3 = CuN + Cl2H + O3 =>
CuCl2 + HNO3 = CuN + Cl2H + O3
Cd + Fe(NO3)3 = Cd(NO3)2 + Fe =>
3 Cd + 2 Fe(NO3)3 = 3 Cd(NO3)2 + 2 Fe
Fe2(CO3)3 = Fe2O3 + CO2 =>
Fe2(CO3)3 = Fe2O3 + 3 CO2
FeSO4(aq) + H2SO4(aq) + KMnO4(aq) = Fe2(SO4)3(aq) + K2SO4(aq) + MnSO4(aq) + H2O(l) =>
10 FeSO4(aq) + 8 H2SO4(aq) + 2 KMnO4(aq) = 5 Fe2(SO4)3(aq) + K2SO4(aq) + 2 MnSO4(aq) + 8 H2O(l)
H(ClO3) + KOH = KClO3 + H2O =>
H(ClO3) + KOH = KClO3 + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Si2Cl6 + NH3 = Si3N4 + H2 + Cl =>
3 Si2Cl6 + 8 NH3 = 2 Si3N4 + 12 H2 + 18 Cl
BaCl2 + NaOH = Ba(OH)2 + NaCl* =>
BaCl2 + 2 NaOH = Ba(OH)2 + 2 NaCl*
Ca(NO3)2 + KBr = CaBr2 + K(NO3) =>
Ca(NO3)2 + 2 KBr = CaBr2 + 2 K(NO3)
Be(OH)2 + HBr = H2O + Br2Be =>
Be(OH)2 + 2 HBr = 2 H2O + Br2Be
NaOH + C7H6O3 + C2H2O3 + C2H8N2 + FeSO4 = C18H16FeN2O6Na + Na2SO4 + HCOOH =>
42 NaOH + 31 C7H6O3 + 65 C2H2O3 + 14 C2H8N2 + 14 FeSO4 = 14 C18H16FeN2O6Na + 14 Na2SO4 + 123 HCOOH
H3 + PO4 + Fe(OH)2 = H2O + Fe3(PO4)2 =>
2 H3 + 2 PO4 + 3 Fe(OH)2 = 6 H2O + Fe3(PO4)2
K2Cr2O7 + KI + H2SO4 = I2 + Cr2(SO4) + K2(SO4) + H2O =>
K2Cr2O7 + 10 KI + 7 H2SO4 = 5 I2 + Cr2(SO4) + 6 K2(SO4) + 7 H2O
H2SO4(aq) + Cr(OH)3(s) = Cr2(SO4)3(s) + H2O =>
3 H2SO4(aq) + 2 Cr(OH)3(s) = Cr2(SO4)3(s) + 6 H2O
AlCl3 + Ca(HCO3)2 = Al(OH)3 + CaCl2 + CO2 =>
2 AlCl3 + 3 Ca(HCO3)2 = 2 Al(OH)3 + 3 CaCl2 + 6 CO2
C + KNO3 = CO + K2CO3 + N2 =>
4 C + 2 KNO3 = 3 CO + K2CO3 + N2
V2O5(s) + Ca(l) = V(s) + CaO(s) =>
V2O5(s) + 5 Ca(l) = 2 V(s) + 5 CaO(s)
C(s) + O2(g) + N2(g) + H2(g) = H2NCH2COOH(s) =>
4 C(s) + 2 O2(g) + N2(g) + 5 H2(g) = 2 H2NCH2COOH(s)
NH3 + HC2H3O2 = C2H3O2{-} + NH4{+} =>
NH3 + HC2H3O2 = C2H3O2{-} + NH4{+}
K2MnO4 + Na2SO3 + H2SO4 = Na2SO4 + MnSO4 + K2SO4 + H2O =>
K2MnO4 + 2 Na2SO3 + 2 H2SO4 = 2 Na2SO4 + MnSO4 + K2SO4 + 2 H2O
Na2S2O3(aq) + Pb(CH3COO)2(aq) = PbS2O3(aq) + Na(CH3COO)(aq) =>
Na2S2O3(aq) + Pb(CH3COO)2(aq) = PbS2O3(aq) + 2 Na(CH3COO)(aq)
CrCl2 + H2SO4 = Cr2(SO4)3 + HCl + SO2 + H2O =>
2 CrCl2 + 4 H2SO4 = Cr2(SO4)3 + 4 HCl + SO2 + 2 H2O
SO2 + K2Cr2O7H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
3 SO2 + K2Cr2O7H2SO4 = Cr2(SO4)3 + K2SO4 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
PtCl4 + XeF2 = PtF6 + ClF + Xe =>
PtCl4 + 5 XeF2 = PtF6 + 4 ClF + 5 Xe
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
CrCl3 + MnO2 + H2O = MnCl2 + H2CrO4 =>
2 CrCl3 + 3 MnO2 + 2 H2O = 3 MnCl2 + 2 H2CrO4
Pb(s) + HNO3(ac) = Pb(NO3)2(s) + NO() + H2O(l) =>
3 Pb(s) + 8 HNO3(ac) = 3 Pb(NO3)2(s) + 2 NO() + 4 H2O(l)
ZnO + KOH + H2O = K2[Zn(OH)4] =>
ZnO + 2 KOH + H2O = K2[Zn(OH)4]
CH3CCH + KMnO4 + H2SO4 = CH3COOHCO2 + K2SO4 + MnSO4 + H2O =>
5 CH3CCH + 8 KMnO4 + 12 H2SO4 = 5 CH3COOHCO2 + 4 K2SO4 + 8 MnSO4 + 12 H2O
C4H9NO2 + HNO2 = C4H6O2 + NO + H2O =>
C4H9NO2 + 5 HNO2 = C4H6O2 + 6 NO + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/07/25
Équations équilibrées sur02/06/24
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