| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2O7{2-} + 3 C2H5OH + 2 H3O{+} = 2 Cr + 6 H2O + 3 C2H4O2
TiCl4 + O2 = TiO2 + Cl2 =>
TiCl4 + O2 = TiO2 + 2 Cl2
Al + HNO3 = Al(NO3)3 + N2O + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 N2O + 15 H2O
KMnO4 + Na2SO3 + NaHSO4 = MnSO4 + Na2SO4 + K2SO4 + H2O =>
2 KMnO4 + 5 Na2SO3 + 6 NaHSO4 = 2 MnSO4 + 8 Na2SO4 + K2SO4 + 3 H2O
BaF2 + K3PO4 = Ba3(PO4)2 + KF =>
3 BaF2 + 2 K3PO4 = Ba3(PO4)2 + 6 KF
Pb(NO3)2 + NH4Cl = PbCl2 + NH4NO3 =>
Pb(NO3)2 + 2 NH4Cl = PbCl2 + 2 NH4NO3
Cr(s) + NiSO4(aq) = CrSO4 + Ni =>
Cr(s) + NiSO4(aq) = CrSO4 + Ni
C9H16O3 + NaOH = C7H12O3 + CH3OH + Na =>
6 C9H16O3 + 8 NaOH = 7 C7H12O3 + 5 CH3OH + 8 Na
AgNO3 + CuCl2 = AgCl + Cu(NO3)2 =>
2 AgNO3 + CuCl2 = 2 AgCl + Cu(NO3)2
Pb(NO3)2 + AlI3 = PbI2 + Al(NO3)3 =>
3 Pb(NO3)2 + 2 AlI3 = 3 PbI2 + 2 Al(NO3)3
Na + At = NaAt =>
Na + At = NaAt
C2H5OH + HBr = C2H5Br + H2O =>
C2H5OH + HBr = C2H5Br + H2O
FeCl2 + Ag3PO4 = Fe3(PO4)2 + AgCl =>
3 FeCl2 + 2 Ag3PO4 = Fe3(PO4)2 + 6 AgCl
C3H5(NO3)3 = CO2 + N + O2 + H2O =>
4 C3H5(NO3)3 = 12 CO2 + 12 N + O2 + 10 H2O
KCNS + Fe(NO3)3 = KNO3 + Fe(CNS)3 =>
3 KCNS + Fe(NO3)3 = 3 KNO3 + Fe(CNS)3
Na2SO4 + Ca(NO3)2 = NaNO3 + CaSO4 =>
Na2SO4 + Ca(NO3)2 = 2 NaNO3 + CaSO4
KHCO3(heat) = KOH + CO2 =>
KHCO3(heat) = KOH + CO2
Al + HCl = H2 + AlCl =>
2 Al + 2 HCl = H2 + 2 AlCl
Au + HNO3 + HCl = HAuCl4 + NO2 + H2O =>
Au + 3 HNO3 + 4 HCl = HAuCl4 + 3 NO2 + 3 H2O
CH3CHOOH + Mg = Mg(CH3COO)2 + H2 =>
2 CH3CHOOH + Mg = Mg(CH3COO)2 + 2 H2
Pt + HNO3 + HCl = H2PtCl6 + NO + H2O =>
3 Pt + 4 HNO3 + 18 HCl = 3 H2PtCl6 + 4 NO + 8 H2O
Cl2 + AlI3 = AlCl3 + I2 =>
3 Cl2 + 2 AlI3 = 2 AlCl3 + 3 I2
Pb(NO3)2 + NH3 = N2Pb3 + H(NO3) =>
3 Pb(NO3)2 + 2 NH3 = N2Pb3 + 6 H(NO3)
P4 + H = PH3 =>
P4 + 12 H = 4 PH3
Ca + H3BO3 = Ca3(BO3)2 + H2 =>
3 Ca + 2 H3BO3 = Ca3(BO3)2 + 3 H2
MgN2 + H2O = MgO + HN =>
MgN2 + H2O = MgO + 2 HN
KF = K + F2 =>
2 KF = 2 K + F2
BaF2 + K3PO4 = Ba3(PO4)2 + KF =>
3 BaF2 + 2 K3PO4 = Ba3(PO4)2 + 6 KF
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
(C5H12)2 + O2 = CO2 + H2O =>
(C5H12)2 + 16 O2 = 10 CO2 + 12 H2O
AlI3 + Br2 = AlBr3 + I2 =>
2 AlI3 + 3 Br2 = 2 AlBr3 + 3 I2
CO + H2 = OH + C =>
2 CO + H2 = 2 OH + 2 C
F + C = F2C =>
2 F + C = F2C
MnSO4*H2ONH4HCO3 = MnCO3NH4HSO4H2O =>
MnSO4*H2ONH4HCO3 = MnCO3NH4HSO4H2O
FeCl3 + Na2C2O4 = Na3[Fe(C2O4)3] + NaCl =>
FeCl3 + 3 Na2C2O4 = Na3[Fe(C2O4)3] + 3 NaCl
Au + KCN + O2 + H2O = KOH + K[Au(CN)2] =>
4 Au + 8 KCN + O2 + 2 H2O = 4 KOH + 4 K[Au(CN)2]
Cl2 + AlI3 = AlCl3 + I2 =>
3 Cl2 + 2 AlI3 = 2 AlCl3 + 3 I2
Al2(SO4)3 + Ca(HCO3)2 = Al(OH)3 + CO2 + CaSO4 =>
Al2(SO4)3 + 3 Ca(HCO3)2 = 2 Al(OH)3 + 6 CO2 + 3 CaSO4
Hg2SO4 + NH4NO3 = HgNO3 + (NH4)2SO4 =>
Hg2SO4 + 2 NH4NO3 = 2 HgNO3 + (NH4)2SO4
S + NH4OH = SO2 + NH3 + H2 =>
S + 2 NH4OH = SO2 + 2 NH3 + 2 H2
Al(NO3)3 + K2SO4 = Al2(SO4)3 + KNO3 =>
2 Al(NO3)3 + 3 K2SO4 = Al2(SO4)3 + 6 KNO3
KS = K + S =>
KS = K + S
LiNO3 + Ag = AgNO3 + Li =>
LiNO3 + Ag = AgNO3 + Li
Ag2S + NaCn + H2O + O2 = NaAg(Cn)2 + NaSCn + NaOH =>
2 Ag2S + 10 NaCn + 2 H2O + O2 = 4 NaAg(Cn)2 + 2 NaSCn + 4 NaOH
Ca + Cr(NO3)2 = Cr + Ca(NO3)2 =>
Ca + Cr(NO3)2 = Cr + Ca(NO3)2
Al(OH)3 + C2 = H2O + Al + CO2 =>
8 Al(OH)3 + 3 C2 = 12 H2O + 8 Al + 6 CO2
C12H24S2 + O2 = CO2 + H2O + SO4 =>
C12H24S2 + 22 O2 = 12 CO2 + 12 H2O + 2 SO4
Hg2SO4 + HCl = Hg2Cl2 + H2SO4 =>
Hg2SO4 + 2 HCl = Hg2Cl2 + H2SO4
AgNO3 + AlI3 = AgI + Al(NO3)3 =>
3 AgNO3 + AlI3 = 3 AgI + Al(NO3)3
KF + Ca(NO3)2 = KNO3 + CaF2 =>
2 KF + Ca(NO3)2 = 2 KNO3 + CaF2
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Équations équilibrées sur01/04/25
Équations équilibrées sur02/03/24
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