| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Cr4C3 + 44 HNO3 = 12 Cr(NO3)2 + 9 CO2 + 22 H2O + 20 NO
(CH3)2NNH2 + N2O2 = H2O + N2 + CO2 =>
(CH3)2NNH2 + 4 N2O2 = 4 H2O + 5 N2 + 2 CO2
Cu(II)S + Zn(II) = Zn(II)S + Cu(II) =>
Cu(II)S + Zn(II) = Zn(II)S + Cu(II)
Na2CO3 + NH4NO3 = Na2NO3 + NH4CO3 =>
Na2CO3 + NH4NO3 = Na2NO3 + NH4CO3
CsI + SnI2 = CsSnI3 =>
CsI + SnI2 = CsSnI3
C6H6O2 + NaClO3 = C6H4O2 + NaCl + H2O =>
3 C6H6O2 + NaClO3 = 3 C6H4O2 + NaCl + 3 H2O
RbOH(aq) + HI(aq) = H2O(l) + RbI(s) =>
RbOH(aq) + HI(aq) = H2O(l) + RbI(s)
K2O + HCl = KCl + H2O =>
K2O + 2 HCl = 2 KCl + H2O
H3C7H5O7 + NaOH = Na3C7H5O7 + H2O =>
H3C7H5O7 + 3 NaOH = Na3C7H5O7 + 3 H2O
NaI + CaCl2 = NaCl + CaI2 =>
2 NaI + CaCl2 = 2 NaCl + CaI2
NaHCO3(s) = Na + H2O + O + CO =>
2 NaHCO3(s) = 2 Na + H2O + 3 O + 2 CO
KMnO4 + HCe = KCe + MnCe2 + H2O + Ce2 =>
2 KMnO4 + 16 HCe = 2 KCe + 2 MnCe2 + 8 H2O + 5 Ce2
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
C2H5N + O2 = N2 + CO2 + H2O =>
4 C2H5N + 13 O2 = 2 N2 + 8 CO2 + 10 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
K2Cr2O7 + H2S + HCl = CrCl3 + H2O + KCl + S =>
K2Cr2O7 + 3 H2S + 8 HCl = 2 CrCl3 + 7 H2O + 2 KCl + 3 S
Mg + H2O(g) = MgO + H2 =>
Mg + H2O(g) = MgO + H2
H2SO4 + K2MnO4 + KI = MnSO4 + K2SO4 + I2 + H2O =>
4 H2SO4 + K2MnO4 + 4 KI = MnSO4 + 3 K2SO4 + 2 I2 + 4 H2O
CH3CH2NH2 + H2SO4 = CH3CH2NH3SO4 + H =>
CH3CH2NH2 + H2SO4 = CH3CH2NH3SO4 + H
As2S3 + HNO3 = H3AsO3 + H2SO4 + NO2 + H2O =>
As2S3 + 24 HNO3 = 2 H3AsO3 + 3 H2SO4 + 24 NO2 + 6 H2O
H2O + H2O2 + FeSO4*7H2O + H2SO4 + (NH4)2Fe(SO4)2*6H2O = FeNH4(SO4)2*12H2O =>
9 H2O + H2O2 + FeSO4*7H2O + H2SO4 + (NH4)2Fe(SO4)2*6H2O = 2 FeNH4(SO4)2*12H2O
Ba{2+}(aq) + Cl{-}(aq) = BaCl2 =>
Ba{2+}(aq) + 2 Cl{-}(aq) = BaCl2
Pb2O5 + HCl = PbCl2 + H2O + Cl2 =>
Pb2O5 + 10 HCl = 2 PbCl2 + 5 H2O + 3 Cl2
Ba(OH)2 + MgF2 = BaF2 + Mg(OH)2 =>
Ba(OH)2 + MgF2 = BaF2 + Mg(OH)2
Zn + H2SO4 = H2 + Zn2(SO4)5 =>
2 Zn + 5 H2SO4 = 5 H2 + Zn2(SO4)5
K2(UO2)2(VO4)2 = U + K2(O2)2(VO4)2 =>
K2(UO2)2(VO4)2 = 2 U + K2(O2)2(VO4)2
Zn + Fe(PO4) = Zn3(PO4)2 + Fe =>
3 Zn + 2 Fe(PO4) = Zn3(PO4)2 + 2 Fe
KNO2 + HI + HCl = NO + I2 + KCl + H2O =>
2 KNO2 + 2 HI + 2 HCl = 2 NO + I2 + 2 KCl + 2 H2O
NaHCO3(aq) + Fe(NO3)3(aq) = Fe(HCO3)3(s) + NaNO3(aq) =>
3 NaHCO3(aq) + Fe(NO3)3(aq) = Fe(HCO3)3(s) + 3 NaNO3(aq)
KOH + Fe2(SO3)3 = K2SO3 + Fe(OH)3 =>
6 KOH + Fe2(SO3)3 = 3 K2SO3 + 2 Fe(OH)3
KMnO4 + K2SO3 + KOH = K2MnO4 + H2O + K2SO4 =>
2 KMnO4 + K2SO3 + 2 KOH = 2 K2MnO4 + H2O + K2SO4
K2S + SO4 = S + K2SO4 =>
K2S + SO4 = S + K2SO4
NaI + Cl2 = NaCl + I3 =>
6 NaI + 3 Cl2 = 6 NaCl + 2 I3
FeO + KMnO4 = Fe2O3 + MnOK =>
6 FeO + KMnO4 = 3 Fe2O3 + MnOK
Cu + H2SO4 = CuSO4 + H2 =>
Cu + H2SO4 = CuSO4 + H2
H3ArO4 + Ca(OH)2 = Ca3(ArO4)2 + H2O =>
2 H3ArO4 + 3 Ca(OH)2 = Ca3(ArO4)2 + 6 H2O
BaCl2 + Cd = Ba + CdCl2 =>
BaCl2 + Cd = Ba + CdCl2
Ag2SO4 + FeCl2 = AgCl + FeSO4 =>
Ag2SO4 + FeCl2 = 2 AgCl + FeSO4
CH3CH2COOH + O2 = CO2 + H2 =>
CH3CH2COOH + 2 O2 = 3 CO2 + 3 H2
Fe(PO4)3 + KOH = Fe(OH)3 + KPO4 =>
Fe(PO4)3 + 3 KOH = Fe(OH)3 + 3 KPO4
C8H8NO + Br2 = C8H7BrNO + HBr =>
C8H8NO + Br2 = C8H7BrNO + HBr
NH4OH + MnSO4 = (NH4)2SO4 + Mn(OH)2 =>
2 NH4OH + MnSO4 = (NH4)2SO4 + Mn(OH)2
C14H10O2 + NaBH4 + C3H8O = C14H14O2 + NaB(OC3H7)4 =>
2 C14H10O2 + NaBH4 + 4 C3H8O = 2 C14H14O2 + NaB(OC3H7)4
ZrO2 + S = ZrS3 + O2 =>
ZrO2 + 3 S = ZrS3 + O2
Mn[OH]2 + HCl = MnCl2 + H2O =>
Mn[OH]2 + 2 HCl = MnCl2 + 2 H2O
P4S3 + KClO3 = P2O5 + SO2 + KCl =>
3 P4S3 + 16 KClO3 = 6 P2O5 + 9 SO2 + 16 KCl
Eu + H2O = Eu(OH)2 + H2 =>
Eu + 2 H2O = Eu(OH)2 + H2
HCl(aq) + NaOH(s) = NaCl + H2O(l) =>
HCl(aq) + NaOH(s) = NaCl + H2O(l)
I2 + CaCl2 = Ca + ClI =>
I2 + CaCl2 = Ca + 2 ClI
H2S + MnO4 = S8 + MnO2 + H2O =>
8 H2S + 4 MnO4 = S8 + 4 MnO2 + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/18/24
Équations équilibrées sur01/17/24
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