| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu + 2 HCl = CuCl2 + 2 H
(NH4)2Cr2O7 + Pb(ClO4)4 = Pb(Cr2O7)2 + NH4ClO4 =>
2(NH4)2Cr2O7 + Pb(ClO4)4 = Pb(Cr2O7)2 + 4 NH4ClO4
CH3COOH + Ca(HCO3)2 = Ca2 + CH3COO + H2O =>
18 CH3COOH + 2 Ca(HCO3)2 = Ca2 + 20 CH3COO + 8 H2O
NaI + PbN = NaPb + IN =>
NaI + PbN = NaPb + IN
Co(ii) + HCl = CoCl2 + H =>
Co(ii) + 2 HCl = CoCl2 + 2 H
CH3CHO + K2HgI4 + KOH = CH3COOH + Hg + KI + H2O =>
CH3CHO + K2HgI4 + 2 KOH = CH3COOH + Hg + 4 KI + H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
KOH + H2S = K2S + H2O =>
2 KOH + H2S = K2S + 2 H2O
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
Zn + NaOH + H2O = Na2[Zn(OH)4]3 + H2 =>
3 Zn + 2 NaOH + 10 H2O = Na2[Zn(OH)4]3 + 5 H2
CuF2 + Li2CO3 = CuCO3 + F2Li2 =>
CuF2 + Li2CO3 = CuCO3 + F2Li2
(Cu(NO3)2) + NaOH = Cu(OH)2 + NaNO3 =>
(Cu(NO3)2) + 2 NaOH = Cu(OH)2 + 2 NaNO3
FeS + O2 = Fe2O3 + sulfurdioxide =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
CH3CO2H + NaHCO3 = NaCH3COO + H2O + CO2 =>
CH3CO2H + NaHCO3 = NaCH3COO + H2O + CO2
Ba + C = BaC2 =>
Ba + 2 C = BaC2
ClF3 + O2 = Cl2O + F2 =>
4 ClF3 + O2 = 2 Cl2O + 6 F2
NaI + KI = NaK + I2 =>
NaI + KI = NaK + I2
K2Cr2O7 + FeSO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + H2O + Cr2(SO4) =>
K2Cr2O7 + 10 FeSO4 + 7 H2SO4 = 5 Fe2(SO4)3 + K2SO4 + 7 H2O + Cr2(SO4)
K2CO3 + NaHCO3 = NaKCO3 + KHCO3 =>
K2CO3 + NaHCO3 = NaKCO3 + KHCO3
KOH + HY = KY + H2O =>
KOH + HY = KY + H2O
As2O5 + H2SO4 = As2(SO4)5 + H2O =>
As2O5 + 5 H2SO4 = As2(SO4)5 + 5 H2O
Zn + S35 = ZnS =>
35 Zn + S35 = 35 ZnS
KCl + Li2O = KLi + Cl2O =>
2 KCl + Li2O = 2 KLi + Cl2O
CaBr2 + Cl2 = Ca(Cl2)2 + Br2 =>
CaBr2 + 2 Cl2 = Ca(Cl2)2 + Br2
NaO2 + CO2 = NaCO2 + O2 =>
NaO2 + CO2 = NaCO2 + O2
Fe3N4 = Fe + N2 =>
Fe3N4 = 3 Fe + 2 N2
H2(SO4) + Fe = H2 + Fe(SO4)3 =>
3 H2(SO4) + Fe = 3 H2 + Fe(SO4)3
C + H2O = CO + H2 =>
C + H2O = CO + H2
CrI3 + KOH + Cl2 = K2CrO4 + KIO4 + H2O + ClK =>
2 CrI3 + 64 KOH + 27 Cl2 = 2 K2CrO4 + 6 KIO4 + 32 H2O + 54 ClK
Na(s) + O2(g) = Na2O(s) =>
4 Na(s) + O2(g) = 2 Na2O(s)
Ca + Zn(NO3) = Zn + Ca(NO3) =>
Ca + Zn(NO3) = Zn + Ca(NO3)
Fe(NO3)3 + MgCl2 = Mg(NO3)2 + FeCl3 =>
2 Fe(NO3)3 + 3 MgCl2 = 3 Mg(NO3)2 + 2 FeCl3
NaN3 + H3O = HN3 + Na + H2O =>
NaN3 + H3O = HN3 + Na + H2O
KMnO44 + KI + H2SO4 = MnSO4 + K2SO4 + H2O + I2 =>
2 KMnO44 + 170 KI + 88 H2SO4 = 2 MnSO4 + 86 K2SO4 + 88 H2O + 85 I2
CH2 + HBr = CH3Br =>
CH2 + HBr = CH3Br
C3H9N + HBr = C3H9Br + HN =>
C3H9N + HBr = C3H9Br + HN
CaCO3 + O + HCl = CaCl3 + CO2 + H2O =>
2 CaCO3 + O + 6 HCl = 2 CaCl3 + 2 CO2 + 3 H2O
TiN + H2SO4 = Ti(HSO4)3 + NH3 =>
TiN + 3 H2SO4 = Ti(HSO4)3 + NH3
Br{-} + KI = Br2 + I{-} + K =>
2 Br{-} + 2 KI = Br2 + 2 I{-} + 2 K
Fe(OH)2ZnO = FeOZn(OH)2 =>
Fe(OH)2ZnO = FeOZn(OH)2
K2CrO4 + NaHSO3 + H2O = NaHSO4 + KOH + Cr(OH)2 =>
K2CrO4 + 2 NaHSO3 + 2 H2O = 2 NaHSO4 + 2 KOH + Cr(OH)2
ZnCO3 + CuCl2 = CuCO3 + ZnCl2 =>
ZnCO3 + CuCl2 = CuCO3 + ZnCl2
AlBr3 + I2 = Al2I + Br2 =>
4 AlBr3 + I2 = 2 Al2I + 6 Br2
CH4 = H2 + C2H4 =>
2 CH4 = 2 H2 + C2H4
NiCl2 + K2CO3 + H2O = K2NiO2 + KCl + H2CO3 =>
NiCl2 + 2 K2CO3 + 2 H2O = K2NiO2 + 2 KCl + 2 H2CO3
HNO3 + Cu(HCO3)2 = Cu(NO3)2 + H2O + CO2 =>
2 HNO3 + Cu(HCO3)2 = Cu(NO3)2 + 2 H2O + 2 CO2
Te + O2 = Te2O3 =>
4 Te + 3 O2 = 2 Te2O3
(NH4)3PO3 + Ba(OH)2 = NH4OH + Ba3(PO3)2 =>
2(NH4)3PO3 + 3 Ba(OH)2 = 6 NH4OH + Ba3(PO3)2
Al + H2 + O = Al2H2O3 =>
2 Al + H2 + 3 O = Al2H2O3
Hg(C2H3O2)2 + H2S = Hg2S2 + HC2H3O2 =>
2 Hg(C2H3O2)2 + 2 H2S = Hg2S2 + 4 HC2H3O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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