| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr(OH)2 + HCl = CrOHCl + H2O
Na2S3O3 + HCl = NaCl + S8 + SO2 + H2O =>
4 Na2S3O3 + 8 HCl = 8 NaCl + S8 + 4 SO2 + 4 H2O
Ba + P = Ba2P =>
2 Ba + P = Ba2P
Cr + H2SO4 = Cr2(SO4)3 + SO2 + H2O =>
2 Cr + 6 H2SO4 = Cr2(SO4)3 + 3 SO2 + 6 H2O
CoCl2 + NaOH = Co(OH)2 + NaCl =>
CoCl2 + 2 NaOH = Co(OH)2 + 2 NaCl
Al + Na2CO3 = Al2CO3 + Na =>
2 Al + Na2CO3 = Al2CO3 + 2 Na
Na3[Al(OH)6] = NaAlO2 + H2O + NaOH =>
Na3[Al(OH)6] = NaAlO2 + 2 H2O + 2 NaOH
Na3PO4 + Ba(No3)2 = Ba3(PO4)2 + NaNo3 =>
2 Na3PO4 + 3 Ba(No3)2 = Ba3(PO4)2 + 6 NaNo3
Ba + P = Ba2P =>
2 Ba + P = Ba2P
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
NH4Cl(s) = NH4Cl(aq) =>
NH4Cl(s) = NH4Cl(aq)
K + Hg = KHg4 =>
K + 4 Hg = KHg4
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
Ba + P = Ba2P =>
2 Ba + P = Ba2P
IO3 + HSO3 = HIO3 + SO3 =>
IO3 + HSO3 = HIO3 + SO3
C4H8O() + O2(g) = CO2(g) + H2O(v) =>
2 C4H8O() + 11 O2(g) = 8 CO2(g) + 8 H2O(v)
CH3COONa + HCl = C2H3O2 + NaHCl =>
CH3COONa + HCl = C2H3O2 + NaHCl
Mn + S = Mn1S3 =>
Mn + 3 S = Mn1S3
Ba + P = Ba2P =>
2 Ba + P = Ba2P
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
C6H10(g) + O2 = CO2 + H2O =>
2 C6H10(g) + 17 O2 = 12 CO2 + 10 H2O
IOH2 = I + H2O =>
IOH2 = I + H2O
O2 + C5H11NO2 = CO2 + H2O + NO3 =>
33 O2 + 4 C5H11NO2 = 20 CO2 + 22 H2O + 4 NO3
CdO + HCl = HClCdO =>
CdO + HCl = HClCdO
Ba + P = Ba2P =>
2 Ba + P = Ba2P
Br2 + I{-}1 = Br{-}1 + I2 =>
Br2 + 2 I{-}1 = 2 Br{-}1 + I2
CoCl2 + NaOH = Co(OH)2 + NaCl =>
CoCl2 + 2 NaOH = Co(OH)2 + 2 NaCl
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
CoCl2 + NaOH = Co(OH)2 + NaCl =>
CoCl2 + 2 NaOH = Co(OH)2 + 2 NaCl
Ba + P = Ba2P =>
2 Ba + P = Ba2P
CoCl2 + NaOH = Co(OH)2 + NaCl =>
CoCl2 + 2 NaOH = Co(OH)2 + 2 NaCl
Ba + P = Ba2P =>
2 Ba + P = Ba2P
Al(s) + H2SO4(aq) = Al2(SO4)3(aq) + H2(g) =>
2 Al(s) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 3 H2(g)
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
Al2(SO3)3 + HNO3 = Al2(NO3)6 + H2O + SO2 =>
Al2(SO3)3 + 6 HNO3 = Al2(NO3)6 + 3 H2O + 3 SO2
KI + KNO3 + H2SO4 = NO + I2 + H2O + K2SO4 =>
6 KI + 2 KNO3 + 4 H2SO4 = 2 NO + 3 I2 + 4 H2O + 4 K2SO4
AgNO3 + Na2S2O3 = Na3[Ag(S2O3)2] + NaNO3 =>
AgNO3 + 2 Na2S2O3 = Na3[Ag(S2O3)2] + NaNO3
AgF3 + KCN = AgCN + (CN)2 + KF =>
AgF3 + 3 KCN = AgCN + (CN)2 + 3 KF
Al(s) + NiBr2(aq) = AlBr3(aq) + Ni(s) =>
2 Al(s) + 3 NiBr2(aq) = 2 AlBr3(aq) + 3 Ni(s)
CoCl2 + KNO2 + CH3COOH = K3Co(NO2)6 + NO + KCH3CO2 + KCl + H2O =>
CoCl2 + 7 KNO2 + 2 CH3COOH = K3Co(NO2)6 + NO + 2 KCH3CO2 + 2 KCl + H2O
FeCl2 + NH4HCO3 = Fe(HCO3)2 + NH4Cl =>
FeCl2 + 2 NH4HCO3 = Fe(HCO3)2 + 2 NH4Cl
Mg(HCO3)2 + Ca(OH)2 = Mg(OH)2 + H2O + CaCO3 =>
Mg(HCO3)2 + 2 Ca(OH)2 = Mg(OH)2 + 2 H2O + 2 CaCO3
CaI + Pb(NO3)4 = Ca(NO3)2 + PbI2 =>
2 CaI + Pb(NO3)4 = 2 Ca(NO3)2 + PbI2
ammonia + oxygen = N2O + water =>
2 NH3 + 2 O2 = N2O + 3 H2O
C2H6O + MnO4{-} + H{+} = C2H4O2 + Mn{2+} + H2O =>
5 C2H6O + 4 MnO4{-} + 12 H{+} = 5 C2H4O2 + 4 Mn{2+} + 11 H2O
NH3 + AlCl3 = Al(NH3)3 + Cl2 =>
6 NH3 + 2 AlCl3 = 2 Al(NH3)3 + 3 Cl2
Pb + AgC2H3O2 = Ag + Pb(C2H3O2)4 =>
Pb + 4 AgC2H3O2 = 4 Ag + Pb(C2H3O2)4
SiF4 + HF = F + SiH4 =>
SiF4 + 4 HF = 8 F + SiH4
RbOH + Cu(NO3)2 = Rb(NO3) + Cu(OH)2 =>
2 RbOH + Cu(NO3)2 = 2 Rb(NO3) + Cu(OH)2
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Équations équilibrées sur01/04/25
Équations équilibrées sur02/03/24
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