| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Co + HNO3 = Co(NO3)2 + NO2 + H2O =>
Co + 4 HNO3 = Co(NO3)2 + 2 NO2 + 2 H2O
CaBr2(aq) + Na2SO4(aq) = CaSO4(s) + NaBr(aq) =>
CaBr2(aq) + Na2SO4(aq) = CaSO4(s) + 2 NaBr(aq)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
{-} + H{+} + C6H5O7{3-} = C5H6O5 + H2O =>
6e + 21 H{+} + 5 C6H5O7{3-} = 6 C5H6O5 + 5 H2O
Co{2+} = Co + Co{3+} =>
3 Co{2+} = Co + 2 Co{3+}
Li + H2 = LiH =>
2 Li + H2 = 2 LiH
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
CaSO4 + Mg(OH)2 = Ca(OH)2 + MgSO4 =>
CaSO4 + Mg(OH)2 = Ca(OH)2 + MgSO4
K + Ba{2} = K{+} + Ba =>
2 K + Ba{2} = 2 K{+} + Ba
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
MnCl2 + HNO3 + NaBiO3 = MnO2 + Bi(NO3)3 + NaNO3 + BiCl3 + H2O =>
3 MnCl2 + 6 HNO3 + 3 NaBiO3 = 3 MnO2 + Bi(NO3)3 + 3 NaNO3 + 2 BiCl3 + 3 H2O
BaSO4 + CO = BaS + CO2 =>
BaSO4 + 4 CO = BaS + 4 CO2
H2O + Br = Br(OH)2 + H2 =>
2 H2O + Br = Br(OH)2 + H2
Na2 + CrO4 + Cr(NO3)3 = NaNO3 + CrO3 =>
3 Na2 + 6 CrO4 + 2 Cr(NO3)3 = 6 NaNO3 + 8 CrO3
AlCl3 + NaOH = AlOH + Na(OH)3 + NaCl =>
AlCl3 + 4 NaOH = AlOH + Na(OH)3 + 3 NaCl
Al2(SO4)3 + NaNO3 = Al(NO3)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaNO3 = 2 Al(NO3)3 + 3 Na2SO4
Sb2S3 + HNO3 = Sb(NO3)5 + S + NO2 + H2O =>
Sb2S3 + 20 HNO3 = 2 Sb(NO3)5 + 3 S + 10 NO2 + 10 H2O
H(PO4) + H4O = PO4 + H5O =>
H(PO4) + H4O = PO4 + H5O
K2CO3(aq) + Pb(NO3)4(aq) = KNO3(aq) + Pb(CO3)2(aq) =>
2 K2CO3(aq) + Pb(NO3)4(aq) = 4 KNO3(aq) + Pb(CO3)2(aq)
CsOH + FeCl2 = CsCl + Fe(OH)2 =>
2 CsOH + FeCl2 = 2 CsCl + Fe(OH)2
I{-} + Cr2O7{2-} + H3O{+} = I2 + Cr{3+} + H2O =>
6 I{-} + Cr2O7{2-} + 14 H3O{+} = 3 I2 + 2 Cr{3+} + 21 H2O
C8H14 + KMnO4 + H2SO4 = C8H14O2 + MnSO4 + K2SO4 + H2O =>
5 C8H14 + 4 KMnO4 + 6 H2SO4 = 5 C8H14O2 + 4 MnSO4 + 2 K2SO4 + 6 H2O
KClO3 + HCl = KCl2 + Cl2 + H2O =>
2 KClO3 + 12 HCl = 2 KCl2 + 5 Cl2 + 6 H2O
W + HNO3 = WO3 + H2O + NO =>
W + 2 HNO3 = WO3 + H2O + 2 NO
(Na2CO3)2(H2O2)3 = Na2CO3 + H2O2 =>
(Na2CO3)2(H2O2)3 = 2 Na2CO3 + 3 H2O2
HCOOH + NaOH = HOH + NaCOOH =>
HCOOH + NaOH = HOH + NaCOOH
KOH + Al + H2SO4 + H2O = KAl(SO4)2*12H2O + H2 =>
2 KOH + 2 Al + 4 H2SO4 + 22 H2O = 2 KAl(SO4)2*12H2O + 3 H2
CoO(s) + O2(g) = CoO3(s) =>
CoO(s) + O2(g) = CoO3(s)
BaO + HCl = BaOHCl =>
BaO + HCl = BaOHCl
MgCl2 + Hg2SO4 = MgSO4 + Hg2Cl2 =>
MgCl2 + Hg2SO4 = MgSO4 + Hg2Cl2
NaOH + HSO = NaSO + H2O =>
NaOH + HSO = NaSO + H2O
Br + O7 = Br2O7 =>
2 Br + O7 = Br2O7
Sb + HNO3 = H3SbO4 + NO2 + H2O =>
Sb + 5 HNO3 = H3SbO4 + 5 NO2 + H2O
LiF + Cl2 = Li + FCl2 =>
LiF + Cl2 = Li + FCl2
AlI3 = Al + I2 =>
2 AlI3 = 2 Al + 3 I2
Mg + HC2H3O2 = Mg(C2H3O2)2 + H2 =>
Mg + 2 HC2H3O2 = Mg(C2H3O2)2 + H2
Pb + FeBr3 = PbBr4 + Fe =>
3 Pb + 4 FeBr3 = 3 PbBr4 + 4 Fe
FeBr3 + Pb = PbBr2 + Fe =>
2 FeBr3 + 3 Pb = 3 PbBr2 + 2 Fe
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
HCHO + H2CrO4 = HCOOH + H2CrO3 =>
HCHO + H2CrO4 = HCOOH + H2CrO3
CH3CH2OH + K2MnO4 = CH3COH + MnO2 + KOH =>
CH3CH2OH + K2MnO4 = CH3COH + MnO2 + 2 KOH
ZnCl2 + KI = ZnI2 + KCl =>
ZnCl2 + 2 KI = ZnI2 + 2 KCl
H2C2O4 + (NH4)2C2O4 + NH4VO3 = (NH4)2[VO(C2O4)2(H2O)] + H2O + CO2 =>
4 H2C2O4 + (NH4)2C2O4 + 2 NH4VO3 = 2(NH4)2[VO(C2O4)2(H2O)] + 2 H2O + 2 CO2
H4Si + KOH = K4Si + H2O =>
H4Si + 4 KOH = K4Si + 4 H2O
NH4SCN + H2O = H3O + NH3SCN =>
NH4SCN + H2O = H3O + NH3SCN
Zn + Fe(NO3)2 = Zn(NO3)2 + Fe =>
Zn + Fe(NO3)2 = Zn(NO3)2 + Fe
H3PO3 + SO2 + H2O = H3PO4 + H2S =>
3 H3PO3 + SO2 + H2O = 3 H3PO4 + H2S
W + HNO3 = WO3 + H2O + NO =>
W + 2 HNO3 = WO3 + H2O + 2 NO
FeO + HNO2 = Fe(NO2)2 + H2O =>
FeO + 2 HNO2 = Fe(NO2)2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/14/24
Équations équilibrées sur03/15/23
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