| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Co + 3 H2S = Co2S3 + 3 H2
Br2 + KCl = KBrCl =>
Br2 + 2 KCl = 2 KBrCl
AlCO3 + HF = AlF + HCO3 =>
AlCO3 + HF = AlF + HCO3
SiH4 + AgNO3 + H2O = Ag + HNO3 + H4SiO4 =>
SiH4 + 8 AgNO3 + 4 H2O = 8 Ag + 8 HNO3 + H4SiO4
V2O5 + CH3CH2OH + H{+} = VO{2+} + H2O + CH3COOH =>
2 V2O5 + CH3CH2OH + 8 H{+} = 4 VO{2+} + 5 H2O + CH3COOH
Pb2(aq) + Cl(aq) = PbCl2(s) =>
Pb2(aq) + 4 Cl(aq) = 2 PbCl2(s)
KNO2 + H2SO4 = K2SO4 + HNO2 =>
2 KNO2 + H2SO4 = K2SO4 + 2 HNO2
C18H34O2 + CHOH = C19H34O2 + C3H8O3 =>
17 C18H34O2 + 43 CHOH = 16 C19H34O2 + 15 C3H8O3
Ba + Fe(CN)6 = Ba3[Fe(CN)6]2 =>
3 Ba + 2 Fe(CN)6 = Ba3[Fe(CN)6]2
Pb + K2CrO4 + NaOH = PbCrO4 + KOH + Na =>
Pb + K2CrO4 + 2 NaOH = PbCrO4 + 2 KOH + 2 Na
Na2CrO4 + NiI2 = NaI + NiCrO4 =>
Na2CrO4 + NiI2 = 2 NaI + NiCrO4
Ba(C3H3O2)2 + FeSO4 = BaSO4 + Fe(C3H3O2)2 =>
Ba(C3H3O2)2 + FeSO4 = BaSO4 + Fe(C3H3O2)2
Sr(OH)2 + KHP = Sr(KP)2 + H2O =>
Sr(OH)2 + 2 KHP = Sr(KP)2 + 2 H2O
CO2 + Cl2 = ClO2 + C =>
2 CO2 + Cl2 = 2 ClO2 + 2 C
Zn(s) + HNO3(aq) = H(s) + Zn(NO3)2(aq) =>
Zn(s) + 2 HNO3(aq) = 2 H(s) + Zn(NO3)2(aq)
Ca(NO3)2(aq) + NaOH(aq) = Ca(OH)(s) + Na(NO3)2(aq) =>
Ca(NO3)2(aq) + NaOH(aq) = Ca(OH)(s) + Na(NO3)2(aq)
C6H12O2 + O2 = C6H10O4 + H2O =>
2 C6H12O2 + 3 O2 = 2 C6H10O4 + 2 H2O
KI + Cu(SO4)2 = K(SO4)2 + CuI =>
KI + Cu(SO4)2 = K(SO4)2 + CuI
BaCl2(aq) + Na2S(aq) = NaCl + BaS =>
BaCl2(aq) + Na2S(aq) = 2 NaCl + BaS
HCl + H2S2O8 = Cl2 + H2SO4 =>
2 HCl + H2S2O8 = Cl2 + 2 H2SO4
C6H14(g) + O2 = CO2(g) + H2O =>
2 C6H14(g) + 19 O2 = 12 CO2(g) + 14 H2O
Cu + NH3 = Cu(NH3)4 =>
Cu + 4 NH3 = Cu(NH3)4
[C5H5(ONO2)3]2 = CO + CO2 + H2O + N2 =>
[C5H5(ONO2)3]2 = 7 CO + 3 CO2 + 5 H2O + 3 N2
K2O2 + H2O(cold) = KOH + H2O2 =>
K2O2 + 2 H2O(cold) = 2 KOH + H2O2
NaCl + C = NaC + Cl =>
NaCl + C = NaC + Cl
H2O2(aq) = H2O + O2(g) =>
2 H2O2(aq) = 2 H2O + O2(g)
H2S + Cl = S8 + H2Cl2 =>
8 H2S + 16 Cl = S8 + 8 H2Cl2
Li + U = ULi =>
Li + U = ULi
BaClO2 + CaSO4 = BaSO4 + CaClO2 =>
BaClO2 + CaSO4 = BaSO4 + CaClO2
P4 + H2O = H2 + PO4 =>
P4 + 16 H2O = 16 H2 + 4 PO4
(NH4)2CO3(aq) + Ca(NO3)2(aq) = (NH4)2(NO3)2 + CaCO3 =>
(NH4)2CO3(aq) + Ca(NO3)2(aq) = (NH4)2(NO3)2 + CaCO3
MnCO3 + HNO3 = Mn(NO3)2 + H2O + CO2 =>
MnCO3 + 2 HNO3 = Mn(NO3)2 + H2O + CO2
Al + CuSO4 = Al(SO4)4 + Cu =>
Al + 4 CuSO4 = Al(SO4)4 + 4 Cu
Ni{2+} + OH{-} = Ni(OH)2 =>
Ni{2+} + 2 OH{-} = Ni(OH)2
HBr + FeO = FeBr2 + H2O =>
2 HBr + FeO = FeBr2 + H2O
Fe + CdBr2 = FeBr2 + Cd =>
Fe + CdBr2 = FeBr2 + Cd
HNO3 + ZnO = H2O + Zn(NO3)2 =>
2 HNO3 + ZnO = H2O + Zn(NO3)2
Zn + H2O2 = ZnO + H2 =>
2 Zn + H2O2 = 2 ZnO + H2
Na3AsO4 + HCl + KI = H3AsO3 + KCl + NaCl + H2O + I =>
Na3AsO4 + 5 HCl + 2 KI = H3AsO3 + 2 KCl + 3 NaCl + H2O + 2 I
NaOH + H2S2O7 = Na2SO4 + H2O =>
4 NaOH + H2S2O7 = 2 Na2SO4 + 3 H2O
Ca(OH)2 + KH2PO4 = Ca(KHPO4)2 + H2O =>
Ca(OH)2 + 2 KH2PO4 = Ca(KHPO4)2 + 2 H2O
NaNO3 + (NH4)2S = Na2S + (NH4)NO3 =>
2 NaNO3 + (NH4)2S = Na2S + 2(NH4)NO3
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
Sr(OH)2(s) = SrO + H2O =>
Sr(OH)2(s) = SrO + H2O
H2So4(aq) + KOH(aq) = H2O(l) + K2So4(aq) =>
H2So4(aq) + 2 KOH(aq) = 2 H2O(l) + K2So4(aq)
FeSO4 + K4[Fe(Cn)6] = K2Fe[Fe(Cn)6] + K2SO4 =>
FeSO4 + K4[Fe(Cn)6] = K2Fe[Fe(Cn)6] + K2SO4
C4H8O2 + NaOH = C4H8O2Na + H2O + CO2 =>
21 C4H8O2 + 20 NaOH = 20 C4H8O2Na + 14 H2O + 4 CO2
Cr2O7{-2} + SO2H{+} + {-} = Cr{+3} + H2O + SO4{-2} =>
5 Cr2O7{-2} + 14 SO2H{+} + 2e = 10 Cr{+3} + 7 H2O + 14 SO4{-2}
C6H14O6 + H2 = CH4O =>
C6H14O6 + 5 H2 = 6 CH4O
K2S + NaNO3 + H2O = S + NO2 + NaOH + KNO3 =>
K2S + 4 NaNO3 + 2 H2O = S + 2 NO2 + 4 NaOH + 2 KNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/07/25
Équations équilibrées sur04/06/24
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