| Équations équilibrées la veille |
3 K[Al(OH)4] + AlCl3 = 3 KCl + 4 Al(OH)3
KCO3(aq) + Pb2NO3(aq) = Pb2CO3(s) + KNO3(aq) =>
KCO3(aq) + Pb2NO3(aq) = Pb2CO3(s) + KNO3(aq)
Cr(NO2)3 + SrCl2 = Sr(NO2)2 + CrCl3 =>
2 Cr(NO2)3 + 3 SrCl2 = 3 Sr(NO2)2 + 2 CrCl3
MnO4{-} + H{+} + FeC2O4 = Mn{2+} + Fe{3+} + CO2 + H2O =>
3 MnO4{-} + 24 H{+} + 5 FeC2O4 = 3 Mn{2+} + 5 Fe{3+} + 10 CO2 + 12 H2O
NiCl2 + KOH + KClO2 = Ni2O3 + KCl + H2O =>
4 NiCl2 + 8 KOH + KClO2 = 2 Ni2O3 + 9 KCl + 4 H2O
CaCl2 + Na + OH = Ca(OH)2 + NaCl =>
CaCl2 + 2 Na + 2 OH = Ca(OH)2 + 2 NaCl
C6N12H6O12 + LiClO4 = LiCl + N2 + CO2 + H2O =>
4 C6N12H6O12 + 3 LiClO4 = 3 LiCl + 24 N2 + 24 CO2 + 12 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HfCl + HCl = H2 + HfCl3 =>
HfCl + 2 HCl = H2 + HfCl3
KBrO3 + KI + HNO3 = Br2 + KIO3 + KNO3 + H2O =>
6 KBrO3 + 5 KI + 6 HNO3 = 3 Br2 + 5 KIO3 + 6 KNO3 + 3 H2O
C3H8O = C + H2 + O2 =>
2 C3H8O = 6 C + 8 H2 + O2
NaHCO3 + HCl = NaHHCl + CO3 =>
NaHCO3 + HCl = NaHHCl + CO3
CrO4{2-}(aq) + CN{-}(aq) + H2O(l) = CNO{-}(aq) + Cr(OH)4{-}(aq) + OH{-}(aq) =>
2 CrO4{2-}(aq) + 3 CN{-}(aq) + 5 H2O(l) = 3 CNO{-}(aq) + 2 Cr(OH)4{-}(aq) + 2 OH{-}(aq)
H3O + Ca(NO3)2 + (NH4)2HPO4 + NH3 = Ca10(PO4)6(OH)2 + NH4NO3 =>
16 H3O + 110 Ca(NO3)2 + 66(NH4)2HPO4 + 84 NH3 = 11 Ca10(PO4)6(OH)2 + 218 NH4NO3
Na3[Cr(OH)6] + CO2 = Cr(OH)3 + NaHCO3 =>
Na3[Cr(OH)6] + 3 CO2 = Cr(OH)3 + 3 NaHCO3
H2SO4 + KOH = (K)2SO4 + H2O =>
H2SO4 + 2 KOH = (K)2SO4 + 2 H2O
AgNO3(aq) + I{-}(aq) = AgI(aq) + NO3{-}(aq) =>
AgNO3(aq) + I{-}(aq) = AgI(aq) + NO3{-}(aq)
CuSO4*5H2O(s) + PH3P(s) + NaBH4(s) = (PH3P)2CuBH4(s) + Na(aq) + SO4(aq) + H2O(l) =>
CuSO4*5H2O(s) + 2 PH3P(s) + NaBH4(s) = (PH3P)2CuBH4(s) + Na(aq) + SO4(aq) + 5 H2O(l)
Al2O3 + Cr2O3 = Al(CrO2)3 =>
Al2O3 + 3 Cr2O3 = 2 Al(CrO2)3
KI + H2SO4 = K2SO4 + HI =>
2 KI + H2SO4 = K2SO4 + 2 HI
C4H10 + HNO3 = C4H9NO2 + H2O =>
C4H10 + HNO3 = C4H9NO2 + H2O
Al2Se3 + H2O = Al2O3 + H2Se =>
Al2Se3 + 3 H2O = Al2O3 + 3 H2Se
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe(HSO3)3 + HCl = FeCl3 + SO2 + H2O =>
Fe(HSO3)3 + 3 HCl = FeCl3 + 3 SO2 + 3 H2O
NaI + Br2 = I2 + NaBr =>
2 NaI + Br2 = I2 + 2 NaBr
Pb(NO3)2 = PbO + N2O4 + O2 =>
2 Pb(NO3)2 = 2 PbO + 2 N2O4 + O2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
CO2 + H2O = C8H12O5 + O2 =>
16 CO2 + 12 H2O = 2 C8H12O5 + 17 O2
CaCO3(s) + CH3COOH(aq) = Ca(CH3COO)2(aq) + H2O(l) + CO2(g) =>
CaCO3(s) + 2 CH3COOH(aq) = Ca(CH3COO)2(aq) + H2O(l) + CO2(g)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CaCO3(s) + CH3COOH(aq) = Ca(CH3COO)2(aq) + H2O(l) + CO2(g) =>
CaCO3(s) + 2 CH3COOH(aq) = Ca(CH3COO)2(aq) + H2O(l) + CO2(g)
Pb2(s) + Cu(NO3)2(aq) = Pb(NO3)2(aq) + Cu(s) =>
Pb2(s) + 2 Cu(NO3)2(aq) = 2 Pb(NO3)2(aq) + 2 Cu(s)
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
KClO3 + MnO2 + KOH = H2O + KCl + K2MnO4 =>
KClO3 + 3 MnO2 + 6 KOH = 3 H2O + KCl + 3 K2MnO4
KAlSi3O8 + H2O = KAl3Si3O10(OH)2 + K{+} + SiO2 + OH{-} =>
3 KAlSi3O8 + 2 H2O = KAl3Si3O10(OH)2 + 2 K{+} + 6 SiO2 + 2 OH{-}
Bi2O3 + HNO3 = BiOH(NO3)2 + H2O =>
Bi2O3 + 4 HNO3 = 2 BiOH(NO3)2 + H2O
MgO + NaOH = MgOH + Na + O =>
MgO + NaOH = MgOH + Na + O
HCl + (NH4)2CO3 = H2CO3 + NH4Cl =>
2 HCl + (NH4)2CO3 = H2CO3 + 2 NH4Cl
I2 + K2SnO2 + KOH = KI + K2SnO3 + K2Sn(OH)6 =>
3 I2 + 3 K2SnO2 + 6 KOH = 6 KI + 2 K2SnO3 + K2Sn(OH)6
PbO(s) + NH3(aq) = Pb(s) + N2(g) + H2O(l) =>
3 PbO(s) + 2 NH3(aq) = 3 Pb(s) + N2(g) + 3 H2O(l)
C2H7N + H2 = C2H4 + NH4 =>
2 C2H7N + H2 = 2 C2H4 + 2 NH4
NaOH + NH4OH + HCl = NaNH4Cl2 + H2O =>
NaOH + NH4OH + 2 HCl = NaNH4Cl2 + 2 H2O
Ni(OH)2 = Ni + OH =>
Ni(OH)2 = Ni + 2 OH
H2SO4 + HCO3 = SO4 + H2O + CO2 =>
H2SO4 + 2 HCO3 = SO4 + 2 H2O + 2 CO2
H2SO4 + Cu(OH)2 = H2O + CuSO4 =>
H2SO4 + Cu(OH)2 = 2 H2O + CuSO4
CSi = SiC =>
CSi = SiC
Mg + N2 = MgN =>
2 Mg + N2 = 2 MgN
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
(Nh4)3Po4 + Pb(No3)4 = Pb3(Po4)4 + Nh4No3 =>
4(Nh4)3Po4 + 3 Pb(No3)4 = Pb3(Po4)4 + 12 Nh4No3
Li + Br2 = LiBr =>
2 Li + Br2 = 2 LiBr
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