| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Cd + 2 H2O = 4 HCd + O2
Pb(NO3)4 + H2SO4 = Pb2(SO4)4 + HNO3 =>
2 Pb(NO3)4 + 4 H2SO4 = Pb2(SO4)4 + 8 HNO3
HClO4(aq) + Al(OH)3(s) = Al(ClO4)3(aq) + H2O(l) =>
3 HClO4(aq) + Al(OH)3(s) = Al(ClO4)3(aq) + 3 H2O(l)
Ba(OH)2 + Pb(ClO3)2 = Ba(ClO3)2 + Pb + OH =>
Ba(OH)2 + Pb(ClO3)2 = Ba(ClO3)2 + Pb + 2 OH
CH3COOH(ac) + NaOH = CH3COONa(ac) + H2O =>
CH3COOH(ac) + NaOH = CH3COONa(ac) + H2O
KHCO3(aq) + HCl(aq) = KCl(aq) + H2O(l) + CO2(g) =>
KHCO3(aq) + HCl(aq) = KCl(aq) + H2O(l) + CO2(g)
SbF3(g) + H2S(g) = Sb2S3(s) + HF(g) =>
2 SbF3(g) + 3 H2S(g) = Sb2S3(s) + 6 HF(g)
C8H10O + K2Cr2O7 + H2SO4 = C7H6O2 + Cr2(SO4)3 + K2SO4 + H2O =>
21 C8H10O + 20 K2Cr2O7 + 80 H2SO4 = 24 C7H6O2 + 20 Cr2(SO4)3 + 20 K2SO4 + 113 H2O
Ca(No3)2(aq) + Na2Co3(aq) = NaNo3(aq) + CaCo3(s) =>
Ca(No3)2(aq) + Na2Co3(aq) = 2 NaNo3(aq) + CaCo3(s)
Cu(NO3)2 + Na(CO3)2 = Cu(CO3)2 + (NO3)2Na =>
Cu(NO3)2 + Na(CO3)2 = Cu(CO3)2 + (NO3)2Na
AsCl3 + H2S = As2S3 + H2Cl2 =>
2 AsCl3 + 3 H2S = As2S3 + 3 H2Cl2
Ca(OH)2 + H2O = CaOH3 + O2 =>
4 Ca(OH)2 + 2 H2O = 4 CaOH3 + 3 O2
H2 + CO2 + FeCl2 = H2O + Fe(CO2)2 + CH2Cl2 =>
3 H2 + 3 CO2 + FeCl2 = 2 H2O + Fe(CO2)2 + CH2Cl2
Pb(Cl)2 + Ni(NO3)2 = Pb(NO3)2 + Ni(Cl)2 =>
Pb(Cl)2 + Ni(NO3)2 = Pb(NO3)2 + Ni(Cl)2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Mg + NH4OH = Mg(OH)2 + NH4 =>
Mg + 2 NH4OH = Mg(OH)2 + 2 NH4
Co + H2CrO4 = CoCrO4 + H2 =>
Co + H2CrO4 = CoCrO4 + H2
MnCl2 + NiSO4 = NiCl2 + MnSO4 =>
MnCl2 + NiSO4 = NiCl2 + MnSO4
CH2O + H2O2 = CH2O2 + H2O =>
CH2O + H2O2 = CH2O2 + H2O
Fe2(SO4)3 + KI = FeSO4 + I2 + K2SO4 =>
Fe2(SO4)3 + 2 KI = 2 FeSO4 + I2 + K2SO4
Nb + O2 = Nb2O5 =>
4 Nb + 5 O2 = 2 Nb2O5
HONH2 + H2O = H2ONH2 + OH =>
HONH2 + H2O = H2ONH2 + OH
Cl2 + C6H6 = C6H4Cl2 + H2 =>
Cl2 + C6H6 = C6H4Cl2 + H2
H2CO3 + Al(OH)3 = AlH2 + O6H3C =>
H2CO3 + Al(OH)3 = AlH2 + O6H3C
(e)C2H7N + O2 = CO2 + H2O + N2 =>
4(e)C2H7N + 15 O2 = 8 CO2 + 14 H2O + 2 N2
COCl + K(OH) = CO(OH) + KCl =>
COCl + K(OH) = CO(OH) + KCl
O2 + CdS = CdO + SO2 =>
3 O2 + 2 CdS = 2 CdO + 2 SO2
NiOHCl + H2SO4 = NiSO4 + H2O + HCl =>
NiOHCl + H2SO4 = NiSO4 + H2O + HCl
C6H10O5 + CO2 + H2 = C2H4O2 =>
2 C6H10O5 + 2 CO2 + 4 H2 = 7 C2H4O2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Eu + H2O = Eu2O3 + H2 =>
2 Eu + 3 H2O = Eu2O3 + 3 H2
CH3COOH + Na(HCO3) = NaC2H3O2 + H2O + CO2 =>
CH3COOH + Na(HCO3) = NaC2H3O2 + H2O + CO2
K2S + HCl = KCl + KHS =>
K2S + HCl = KCl + KHS
NHCl4 + Pb(NO3)3 = NH(NO3)4 + PbCl3 =>
3 NHCl4 + 4 Pb(NO3)3 = 3 NH(NO3)4 + 4 PbCl3
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
H2OAgI = AgOHHI =>
H2OAgI = AgOHHI
Fe + Cu2SO42 = Fe2SO42 + Cu =>
2 Fe + Cu2SO42 = Fe2SO42 + 2 Cu
Ba + H3PO4 = Ba3(PO4)3 + H2 =>
6 Ba + 6 H3PO4 = 2 Ba3(PO4)3 + 9 H2
(CrO7) + Ba(OH)2 = Ba2(CrO7)2 + OH =>
2(CrO7) + 2 Ba(OH)2 = Ba2(CrO7)2 + 4 OH
CuSO4 = Cu2 + (SO4)2 =>
2 CuSO4 = Cu2 + (SO4)2
Fe2(CO3)3 + Ba(OH)2 = Fe(OH)3 + BaCO3 =>
Fe2(CO3)3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 BaCO3
NaAc + H2O = Ac + NaH + OH =>
NaAc + H2O = Ac + NaH + OH
AgNO3 + Na2S = AgS + Na2NO3 =>
AgNO3 + Na2S = AgS + Na2NO3
Fe(CrO2)2 + O2 + KOH = Fe2O3 + K2CrO4 + H2O =>
4 Fe(CrO2)2 + 7 O2 + 16 KOH = 2 Fe2O3 + 8 K2CrO4 + 8 H2O
HBrO + Zn = H + ZnBrO =>
HBrO + Zn = H + ZnBrO
KMnO4 + Fe093O = K2O + MnO + Fe2O3 =>
554 KMnO4 + 10 Fe093O = 277 K2O + 554 MnO + 465 Fe2O3
C7H603 + C4H6O3 = C9H8O4 + CH2H4O2 =>
22 C7H603 + 8498 C4H6O3 = 3057 C9H8O4 + 6633 CH2H4O2
Ca + HNO3 = Ca(NO3)2 + H2O + NO2 =>
Ca + 4 HNO3 = Ca(NO3)2 + 2 H2O + 2 NO2
(NH4)2S + PbF2 = PbS + NH4F =>
(NH4)2S + PbF2 = PbS + 2 NH4F
I2 + PbCl2 = PbI + Cl2 =>
I2 + 2 PbCl2 = 2 PbI + 2 Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/02/25
Équations équilibrées sur03/04/24
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