| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na2S2O3 + KI3 = Na2S4O6 + KI + 2 NaI
NH4Cl + BaCl2 = NH4(Cl2) + BaCl =>
NH4Cl + BaCl2 = NH4(Cl2) + BaCl
Cr2O3 + SO2 = Cr2(SO3)3 =>
Cr2O3 + 3 SO2 = Cr2(SO3)3
CrO3 + Mg(OH)2 = Cr(OH)6 + MgO =>
CrO3 + 3 Mg(OH)2 = Cr(OH)6 + 3 MgO
Na2 + O2 = Na2O100 =>
Na2 + 50 O2 = Na2O100
AuCl3 + NaOH = Au(OH)3 + NaCl =>
AuCl3 + 3 NaOH = Au(OH)3 + 3 NaCl
NH4Cl + BaCl2 = NH4(Cl2) + BaCl =>
NH4Cl + BaCl2 = NH4(Cl2) + BaCl
CrO3 + Mg(OH)2 = Cr(OH)6 + MgO =>
CrO3 + 3 Mg(OH)2 = Cr(OH)6 + 3 MgO
CaCl2 + K2CO3 = CaCO3 + KCl =>
CaCl2 + K2CO3 = CaCO3 + 2 KCl
HC1 + Zn = ZnC1 + H2 =>
2 HC1 + 2 Zn = 2 ZnC1 + H2
Ca + PO4 = Ca(PO4) =>
Ca + PO4 = Ca(PO4)
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
G + R2 = GR2 =>
G + R2 = GR2
H2SeO3 + KMnO4 = H2SeO4 + K2SeO3 + MnSeO3 + H2O =>
8 H2SeO3 + 2 KMnO4 = 5 H2SeO4 + K2SeO3 + 2 MnSeO3 + 3 H2O
NO2{-} + I{-} + H2SO4 = I2 + NO + SO4{-2} + H2O =>
2 NO2{-} + 2 I{-} + 2 H2SO4 = I2 + 2 NO + 2 SO4{-2} + 2 H2O
Si3H8 = Si + H2 =>
Si3H8 = 3 Si + 4 H2
H{+} + Cr2O72{-} + C2H5OH = Cr3 + C2H4O + H2O =>
5.9999999999998H{+} + 6 Cr2O72{-} + 429 C2H5OH = 4 Cr3 + 429 C2H4O + 432 H2O
PbCl2(aq) + Li2SO4(aq) = PbSO4(s) + LiCl(aq) =>
PbCl2(aq) + Li2SO4(aq) = PbSO4(s) + 2 LiCl(aq)
H2SO4 + K3PO4 = K2SO4 + H + PO4 =>
3 H2SO4 + 2 K3PO4 = 3 K2SO4 + 6 H + 2 PO4
Zn + H2O(I) = ZnO + H2(I) =>
Zn + H2O(I) = ZnO + H2(I)
Al + ZnBr2 = Al3Br + Zn =>
6 Al + ZnBr2 = 2 Al3Br + Zn
Si + FeO = FeSi + SiO2 =>
3 Si + 2 FeO = 2 FeSi + SiO2
Ag + NaCl = Ag(NaCl) =>
Ag + NaCl = Ag(NaCl)
MnO4{-} + Br{-} + H{+} = MnO2 + BrO3{-} + H2O =>
2 MnO4{-} + Br{-} + 2 H{+} = 2 MnO2 + BrO3{-} + H2O
KNO3 = KNO2 + O =>
KNO3 = KNO2 + O
AlCl3 + Ca = CaCl2 + Al3 =>
6 AlCl3 + 9 Ca = 9 CaCl2 + 2 Al3
K2S + PbO2 = K2O + S4Pb2 =>
4 K2S + 2 PbO2 = 4 K2O + S4Pb2
Cr2(SO4) + K(CO3) = Cr2(CO3) + K(SO4) =>
Cr2(SO4) + K(CO3) = Cr2(CO3) + K(SO4)
NaSO4 + KOH = NaOH + KSO4 =>
NaSO4 + KOH = NaOH + KSO4
Na2S + Pd(NO3)2 = PdS + NaNO3 =>
Na2S + Pd(NO3)2 = PdS + 2 NaNO3
Ag{+} + NO3{-) = AgNO3 =>
Ag{+} + NO3{-) = AgNO3
KBrO3 + KBr + H2SO4 = K2SO4 + H2O + Br2 =>
KBrO3 + 5 KBr + 3 H2SO4 = 3 K2SO4 + 3 H2O + 3 Br2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
PhC2H5O + HBr = PhC2H4Br + H2O =>
PhC2H5O + HBr = PhC2H4Br + H2O
Au2(SO4)3 + Ba = Au + Ba(SO4)2 =>
2 Au2(SO4)3 + 3 Ba = 4 Au + 3 Ba(SO4)2
CaCO3 + Zn(HCO3)2 = Ca(HCO3)2 + ZnCO3 =>
CaCO3 + Zn(HCO3)2 = Ca(HCO3)2 + ZnCO3
MnO2 + KI + H2SO4 = KHSO4 + MnSO4 + H2O + I2 =>
MnO2 + 2 KI + 3 H2SO4 = 2 KHSO4 + MnSO4 + 2 H2O + I2
Al + NaNO2 + NaOH + H2O = Na3[Al(OH)6] + NH3 =>
2 Al + NaNO2 + 5 NaOH + 5 H2O = 2 Na3[Al(OH)6] + NH3
Sn + HC1 = SnC1 + H2 =>
2 Sn + 2 HC1 = 2 SnC1 + H2
KHCO3 + KAsO2 + I2 = CO2 + K3AsO4 + KI + H2O =>
4 KHCO3 + KAsO2 + I2 = 4 CO2 + K3AsO4 + 2 KI + 2 H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
(NH4)(OH) + H2S = (NH4)2S + H2O =>
2(NH4)(OH) + H2S = (NH4)2S + 2 H2O
CoCl2 + Na2CrO4 = ClNa + CoCrO4 =>
CoCl2 + Na2CrO4 = 2 ClNa + CoCrO4
CuCl + Pb = Cu + PbCl =>
CuCl + Pb = Cu + PbCl
MnCl2 + K2S = KCl + MnS =>
MnCl2 + K2S = 2 KCl + MnS
[Co(NH3)6](OH)3 + Na2S = CoS + S + NH3 + NaOH =>
2[Co(NH3)6](OH)3 + 3 Na2S = 2 CoS + S + 12 NH3 + 6 NaOH
H2NCH2CH2NH2 + HNO3 = NO3{-} + H2NCH2CH2NH3{+} =>
H2NCH2CH2NH2 + HNO3 = NO3{-} + H2NCH2CH2NH3{+}
MnO4{-} + Cr{3+} + H2O = Cr2O7{2-} + Mn2{+} + H{+} =>
12 MnO4{-} + 26 Cr{3+} + 43 H2O = 13 Cr2O7{2-} + 6 Mn2{+} + 86 H{+}
AsH3 + Ag{+} + H2O = H3AsO3 + Ag + H{+} =>
AsH3 + 6 Ag{+} + 3 H2O = H3AsO3 + 6 Ag + 6 H{+}
NaBr + K2SO4 = NaK2 + BrSO4 =>
NaBr + K2SO4 = NaK2 + BrSO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/31/24
Équations équilibrées sur03/01/23
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