| Équations équilibrées la veille | Équations équilibrées le lendemain |
51 BiO3{-} + 14 Cr3{+} + 12 H{+} = 21 Cr2O7{2-} + 17 Bi3{+} + 6 H2O
NO2 + HNO3 = NO3 + HNO2 =>
NO2 + HNO3 = NO3 + HNO2
CuSO4*5H2O + H2SO4 = CuSO4 + H2SO4*2H2O =>
2 CuSO4*5H2O + 5 H2SO4 = 2 CuSO4 + 5 H2SO4*2H2O
Ca(s) + H2O = H2 + Ca2{+} + OH({-}) =>
4 Ca(s) + 2 H2O = H2 + 2 Ca2{+} + 2 OH({-})
KOH(s) + H2Se(s) = K2Se(s) + H2O(l) =>
2 KOH(s) + H2Se(s) = K2Se(s) + 2 H2O(l)
Hg(NO3)2 + FeSO4 = Hg + Fe(NO3)3 + Fe2(SO4)3 =>
3 Hg(NO3)2 + 6 FeSO4 = 3 Hg + 2 Fe(NO3)3 + 2 Fe2(SO4)3
ZnO + HNo3 = Zn(No3)2 + H2O =>
ZnO + 2 HNo3 = Zn(No3)2 + H2O
NH4OH + H2C2O4 = NH4C2O4 + H2OH =>
NH4OH + H2C2O4 = NH4C2O4 + H2OH
C8H6O4 + H2S2O7 + H2CO = C9H6O4 + H2SO4 =>
C8H6O4 + H2S2O7 + H2CO = C9H6O4 + 2 H2SO4
K + FeO3 = KO3 + Fe =>
K + FeO3 = KO3 + Fe
F + Al(OH)4 + Na = Na3AlF6 + OH =>
6 F + Al(OH)4 + 3 Na = Na3AlF6 + 4 OH
Fe + KOH = Fe(OH)2 + K3 =>
3 Fe + 6 KOH = 3 Fe(OH)2 + 2 K3
XV2O5 + H2 = XV2O3 + H2O =>
XV2O5 + 2 H2 = XV2O3 + 2 H2O
FeBr3 + Na(OH) = Fe(OH) + NaBr3 =>
FeBr3 + Na(OH) = Fe(OH) + NaBr3
C6H12O6 + O2 = CO3 + H2O =>
C6H12O6 + 9 O2 = 6 CO3 + 6 H2O
Zn(NO3)2 + Sn = Zn + Sn(NO3)2 =>
Zn(NO3)2 + Sn = Zn + Sn(NO3)2
NiCl2 + KOH + KClO3 = NiOOH + KCl + H2O =>
6 NiCl2 + 12 KOH + KClO3 = 6 NiOOH + 13 KCl + 3 H2O
KF + MgSO4 = Mg + FKSO4 =>
KF + MgSO4 = Mg + FKSO4
KMnO4 + H2SO4 + Na2HSO3 = MnSO4 + K2SO4 + NaSO4 + H2O =>
2 KMnO4 + 5 H2SO4 + 2 Na2HSO3 = 2 MnSO4 + K2SO4 + 4 NaSO4 + 6 H2O
Li + HNO3 = LiNO3 + NH3 + H2O =>
8 Li + 9 HNO3 = 8 LiNO3 + NH3 + 3 H2O
KClO{2} = KCl + O{2} =>
KClO{2} = KCl + O{2}
K2CO3 + NiBr2 = KBr + NiCO3 =>
K2CO3 + NiBr2 = 2 KBr + NiCO3
HCe + KCeO3 = KCe + H2O + Ce2 =>
6 HCe + KCeO3 = KCe + 3 H2O + 3 Ce2
NaSO4*H2O = NaSO4 + H2O =>
NaSO4*H2O = NaSO4 + H2O
CaBr2(aq) + KI(aq) = KBr(aq) + CaI2(aq) =>
CaBr2(aq) + 2 KI(aq) = 2 KBr(aq) + CaI2(aq)
Si(s) + S8(aq) = Si2S4(aq) =>
4 Si(s) + S8(aq) = 2 Si2S4(aq)
B10H18 + O2 = B2O3 + H2O =>
B10H18 + 12 O2 = 5 B2O3 + 9 H2O
Al(C2H3O2)3 + Na2S = Al2S3 + NaC2H3O2 =>
2 Al(C2H3O2)3 + 3 Na2S = Al2S3 + 6 NaC2H3O2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
A + BO3 = A3O4 + B2O3 =>
9 A + 8 BO3 = 3 A3O4 + 4 B2O3
HClO3 + Br2 + H2O = HBrO3 + HCl =>
5 HClO3 + 3 Br2 + 3 H2O = 6 HBrO3 + 5 HCl
Pb + KI = KIPb =>
Pb + KI = KIPb
SO2Cl2 + NaOH = Na2SO4 + NaCl + H2O =>
SO2Cl2 + 4 NaOH = Na2SO4 + 2 NaCl + 2 H2O
FeO3 + CO = Fe + CO2 =>
FeO3 + 3 CO = Fe + 3 CO2
Ni(NO3)2 + N2H4 = [Ni(N2H4)3](NO3)2 =>
Ni(NO3)2 + 3 N2H4 = [Ni(N2H4)3](NO3)2
FeOCr2O3 + K2CO3 + O2 = K2CrO4 + CO2 + Fe2O3 =>
4 FeOCr2O3 + 8 K2CO3 + 7 O2 = 8 K2CrO4 + 8 CO2 + 2 Fe2O3
Ag2SO4 + H2O = Ag + O2 + H2SO4 =>
2 Ag2SO4 + 2 H2O = 4 Ag + O2 + 2 H2SO4
Ca(ClO)2 + KI + HCl = I + CaCl2 + H2O + KCl =>
Ca(ClO)2 + 4 KI + 4 HCl = 4 I + CaCl2 + 2 H2O + 4 KCl
C2H5OH + I2 + AlGa = C2H5I + AlOH + Ga =>
2 C2H5OH + I2 + 2 AlGa = 2 C2H5I + 2 AlOH + 2 Ga
FeSO4*7H2O + KOH = Fe(OH)2 + K2SO4 + H2O =>
FeSO4*7H2O + 2 KOH = Fe(OH)2 + K2SO4 + 7 H2O
NH4(NO3)*5Ca(NO3)2*10H2O + Na2CO3 = H2O + NaNO3 + CaCO3 + (NH4)2CO3 =>
2 NH4(NO3)*5Ca(NO3)2*10H2O + 11 Na2CO3 = 20 H2O + 22 NaNO3 + 10 CaCO3 + (NH4)2CO3
NaCO3(aq) + AgNO3(aq) = NaNO3(aq) + AgCO3(aq) =>
NaCO3(aq) + AgNO3(aq) = NaNO3(aq) + AgCO3(aq)
Pb + H3PO4 = H3 + Pb3(PO4) =>
3 Pb + H3PO4 = H3 + Pb3(PO4)
H2S + SO2 = H2O + S8 =>
16 H2S + 8 SO2 = 16 H2O + 3 S8
C6H5COOH + HOCH3 = C6H5COOCH3 + H2O =>
C6H5COOH + HOCH3 = C6H5COOCH3 + H2O
HH2O = H2 + O2 =>
2 HH2O = 3 H2 + O2
H2O + MnO4 + V{3+} = VO2{+} + Mn{2+} + H{+} =>
2 H2O + MnO4 + 3 V{3+} = 3 VO2{+} + Mn{2+} + 4 H{+}
K2S + Li = LiSK2 =>
K2S + Li = LiSK2
MnCl2(aq) + (NH4)3PO4(aq) = MnPO4 + (NH4)3Cl2 =>
MnCl2(aq) + (NH4)3PO4(aq) = MnPO4 + (NH4)3Cl2
NH5CO3 + H2SO4 = (NH4)2SO4 + H2O + CO2 =>
2 NH5CO3 + H2SO4 = (NH4)2SO4 + 2 H2O + 2 CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/12/24
Équations équilibrées sur01/11/24
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