| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 KI + 4 H2SO3 = H2S + 3 H2O + 3 I2 + 3 K2SO3
NaBr + CH3COOH = CH3COONa + HBr =>
NaBr + CH3COOH = CH3COONa + HBr
VO2{+} + H{+} + e = VO{2+} + H2O =>
VO2{+} + 2 H{+} + e = VO{2+} + H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
B2 + O3 + NaOH = Na3BO3 + H2O =>
B2 + O3 + 6 NaOH = 2 Na3BO3 + 3 H2O
Zn(CH3COO)2 + Na3PO4 = Zn3(PO4)2 + Na(CH3COO) =>
3 Zn(CH3COO)2 + 2 Na3PO4 = Zn3(PO4)2 + 6 Na(CH3COO)
Nb2MoC2F2 = Mo2C + Nb6C5 + Nb2F5 + C =>
10 Nb2MoC2F2 = 5 Mo2C + 2 Nb6C5 + 4 Nb2F5 + 5 C
C4H6 + F = FC4H6 =>
C4H6 + F = FC4H6
Zn(NO3)2 + Na2CO3 = ZnCO3 + Na + NO3 =>
Zn(NO3)2 + Na2CO3 = ZnCO3 + 2 Na + 2 NO3
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
S(s) + CO(g) = SCO =>
S(s) + CO(g) = SCO
FeCl3 + K4[Fe(Cn)6] = KFe[Fe(Cn)6] + KCl =>
FeCl3 + K4[Fe(Cn)6] = KFe[Fe(Cn)6] + 3 KCl
H2SO4 + Na2S2O3 = H2O + SO2 + Na2SO4 =>
3 H2SO4 + Na2S2O3 = 3 H2O + 4 SO2 + Na2SO4
KMnO4 + SO2 + H2O = Mn(SO4) + K2SO4 + H2SO4 =>
2 KMnO4 + 5 SO2 + 2 H2O = 2 Mn(SO4) + K2SO4 + 2 H2SO4
SnCl2 + Br2 + H2O = SnO2 + HCl + HBr =>
SnCl2 + Br2 + 2 H2O = SnO2 + 2 HCl + 2 HBr
C8H18 + O(g) = CO2(g) + H2O =>
C8H18 + 25 O(g) = 8 CO2(g) + 9 H2O
Cu(SCN)2 + NaOH = Cu(OH)2 + NaSCN =>
Cu(SCN)2 + 2 NaOH = Cu(OH)2 + 2 NaSCN
Nb + O = NbO2 =>
Nb + 2 O = NbO2
KHSO4 + KHS = K2SO4 + H2S =>
KHSO4 + KHS = K2SO4 + H2S
Cr + HCl = CrCl3 + H2 =>
2 Cr + 6 HCl = 2 CrCl3 + 3 H2
PbCl4 + F2 = PbF4 + Cl2 =>
PbCl4 + 2 F2 = PbF4 + 2 Cl2
N4 + H = NH3 =>
N4 + 12 H = 4 NH3
Cr2(SO4)3 + H2SO4 = CrSO4 + HSO4 =>
Cr2(SO4)3 + H2SO4 = 2 CrSO4 + 2 HSO4
H2S + AuCl3 = Au2S3 + HCl =>
3 H2S + 2 AuCl3 = Au2S3 + 6 HCl
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
Cd + Fe = CdFe =>
Cd + Fe = CdFe
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
N2 + CuCl2 = NCl3 + Cu =>
N2 + 3 CuCl2 = 2 NCl3 + 3 Cu
TaC + Al = TaAlC =>
TaC + Al = TaAlC
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
CO2 + HCl = C12H4Cl4O + O2 =>
24 CO2 + 8 HCl = 2 C12H4Cl4O + 23 O2
Fe(OH)3 + KCl = FeCl3 + KOH =>
Fe(OH)3 + 3 KCl = FeCl3 + 3 KOH
Fe2(SO4)3 + KJ = FeSO4 + J2 + K2SO4 =>
Fe2(SO4)3 + 2 KJ = 2 FeSO4 + J2 + K2SO4
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
[Cu(NH3)4]SO4 + Zn = Cu + [Zn(NH3)4]SO4 =>
[Cu(NH3)4]SO4 + Zn = Cu + [Zn(NH3)4]SO4
NH4{+} + O2 + HCO3{-} = CO2 + NO2{-} + H2O =>
2 NH4{+} + 3 O2 + 4 HCO3{-} = 4 CO2 + 2 NO2{-} + 6 H2O
Ca(NO3)2 + (NH4)2C2O4 = Ca(C2O4) + NH4NO3 =>
Ca(NO3)2 + (NH4)2C2O4 = Ca(C2O4) + 2 NH4NO3
PbO2 + H2SO4 + Mn(NO3)2 = PbSO4 + HNO3 + HMnO4 + H2O =>
5 PbO2 + 5 H2SO4 + 2 Mn(NO3)2 = 5 PbSO4 + 4 HNO3 + 2 HMnO4 + 2 H2O
Mn(s) + Cu(NO3)2 = Cu(s) + Mn(NO3)2 =>
Mn(s) + Cu(NO3)2 = Cu(s) + Mn(NO3)2
SrCO3 + H2SO4 = SrCO3SO4 + H2 =>
SrCO3 + H2SO4 = SrCO3SO4 + H2
C2H5OH + Na = C2H5ONa + H2O + C2H6 =>
3 C2H5OH + 2 Na = 2 C2H5ONa + H2O + C2H6
Pb + Ag{+} = Ag + Pb2{+} =>
2 Pb + Ag{+} = Ag + Pb2{+}
Mn2O10 + H2Cl2 = Mn2Cl10 + H10O2 + Cl10 =>
Mn2O10 + 25 H2Cl2 = Mn2Cl10 + 5 H10O2 + 4 Cl10
Na2[Zn(OH)4] + H2SO4 = Zn(OH)2 + Na2SO4 + H2O =>
Na2[Zn(OH)4] + H2SO4 = Zn(OH)2 + Na2SO4 + 2 H2O
NaOH + KHT = KOH + NaHT =>
NaOH + KHT = KOH + NaHT
Pb(NO3) + NaI = Pb(I) + Na(NO3) =>
Pb(NO3) + NaI = Pb(I) + Na(NO3)
CaO + SO3 = CaSO4 =>
CaO + SO3 = CaSO4
CoS + Mn = Co + MnS =>
CoS + Mn = Co + MnS
C6H8O6(aq) + OH(aq) = C6H7O6(aq) + H2O =>
C6H8O6(aq) + OH(aq) = C6H7O6(aq) + H2O
C6H6O + C6H10O = C18H20O2 + H2O =>
2 C6H6O + C6H10O = C18H20O2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/16/24
Équations équilibrées sur04/15/23
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