| Équations équilibrées la veille |
K[Al(OH)4] + 4 HNO3 = KNO3 + Al(NO3)3 + 4 H2O
NH4H2PO4 + AgNO3 = Ag3PO4 + NH4NO3 + H3PO4 =>
3 NH4H2PO4 + 3 AgNO3 = Ag3PO4 + 3 NH4NO3 + 2 H3PO4
C3H8O3 = C3H4O + H2O =>
C3H8O3 = C3H4O + 2 H2O
H2SO4 + KMnO4 + FeSO4 = H2O + MnSO4 + K2SO4 + Fe2(SO4)3 =>
8 H2SO4 + 2 KMnO4 + 10 FeSO4 = 8 H2O + 2 MnSO4 + K2SO4 + 5 Fe2(SO4)3
Al(OH)3 + P2O3 = AlPO3 + H2O =>
2 Al(OH)3 + P2O3 = 2 AlPO3 + 3 H2O
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
NiCl2 + KBr = KCl + NiBr2 =>
NiCl2 + 2 KBr = 2 KCl + NiBr2
NiSO4(aq) + BaCl2(aq) = NiCl2(aq) + BaSO4(s) =>
NiSO4(aq) + BaCl2(aq) = NiCl2(aq) + BaSO4(s)
Al + Cr2O7{2-} + H3O{+} = Cr{3+} + Al{3+} + H2O =>
2 Al + Cr2O7{2-} + 14 H3O{+} = 2 Cr{3+} + 2 Al{3+} + 21 H2O
HCHO + Cu(OH)2 = HCOOH + Cu2O + H2O =>
HCHO + 2 Cu(OH)2 = HCOOH + Cu2O + 2 H2O
CaCO3 + HC2H3O2 = Ca(C2H3O2)2 + H2O + CO2 =>
CaCO3 + 2 HC2H3O2 = Ca(C2H3O2)2 + H2O + CO2
ClO2 + KOH = KClO3 + KClO2 + H2O =>
2 ClO2 + 2 KOH = KClO3 + KClO2 + H2O
MoF3 + F2 = MoF6 =>
2 MoF3 + 3 F2 = 2 MoF6
NO3 + H2O = NO + OH =>
NO3 + 2 H2O = NO + 4 OH
Pb(CH3COO)2 + Li2SO4 = LiCH3COO + PbSO4 =>
Pb(CH3COO)2 + Li2SO4 = 2 LiCH3COO + PbSO4
Zn + OH{-} = ZnO2{-2} + H2 =>
Zn + 2 OH{-} = ZnO2{-2} + H2
HgCl2 + NH4OH = Hg(OH)2 + NH4Cl =>
HgCl2 + 2 NH4OH = Hg(OH)2 + 2 NH4Cl
Na(OH) = Na2O + H2O =>
2 Na(OH) = Na2O + H2O
Br2(l) + NaI(aq) = NaBr(aq) + I2(s) =>
Br2(l) + 2 NaI(aq) = 2 NaBr(aq) + I2(s)
H3NSO3 + NaOH = Na3NSO3 + H2O =>
H3NSO3 + 3 NaOH = Na3NSO3 + 3 H2O
NO + OH{-} = HNO2 + e =>
NO + OH{-} = HNO2 + e
Na2CO3(s) + HC2H3O2(aq) = NaC2H3O2(aq) + H2O(l) + CO2(g) =>
Na2CO3(s) + 2 HC2H3O2(aq) = 2 NaC2H3O2(aq) + H2O(l) + CO2(g)
PbO2 + CaF2 = PbF4 + CaO =>
PbO2 + 2 CaF2 = PbF4 + 2 CaO
C3H8O + OH = CO2 + H2O =>
C3H8O + 18 OH = 3 CO2 + 13 H2O
Ca(NO3)2(aq) + Na2SO4(aq) = CaSO4(s) + NaNO3(aq) =>
Ca(NO3)2(aq) + Na2SO4(aq) = CaSO4(s) + 2 NaNO3(aq)
NaCl(aq) + F2(g) = NaF(aq) + Cl2(g) =>
2 NaCl(aq) + F2(g) = 2 NaF(aq) + Cl2(g)
AgNO3 + K2SO4 = Ag2SO4 + KNO3 =>
2 AgNO3 + K2SO4 = Ag2SO4 + 2 KNO3
NH3(s) + O2(g) = NO2(s) + H2O(g) =>
4 NH3(s) + 7 O2(g) = 4 NO2(s) + 6 H2O(g)
C6H5NH2 + H2SO4 + K2Cr2O7 = C6H5NH2O + K2SO4 + Cr2(SO4)3 + H2 =>
7 C6H5NH2 + 4 H2SO4 + K2Cr2O7 = 7 C6H5NH2O + K2SO4 + Cr2(SO4)3 + 4 H2
NaCHO2 + H2O = NaOH + HCHO2 =>
NaCHO2 + H2O = NaOH + HCHO2
Cu2O + CH3COOH = Cu(CH3COO) + H2O =>
Cu2O + 2 CH3COOH = 2 Cu(CH3COO) + H2O
CI2 + O2 = CI2O7 =>
2 CI2 + 7 O2 = 2 CI2O7
H(PO4) + K(OH) = H(OH) + K(PO4) =>
H(PO4) + K(OH) = H(OH) + K(PO4)
MnSO4 + KMnO4 = MnO2 + K2SO4 + O2 =>
MnSO4 + 2 KMnO4 = 3 MnO2 + K2SO4 + O2
C2H4O2 + NH3SO3 = C2NH3SO3 + H2O =>
C2H4O2 + NH3SO3 = C2NH3SO3 + 2 H2O
CrO4 + Fe(OH)2 + H2O = CrO2 + Fe(OH)3 =>
CrO4 + 4 Fe(OH)2 + 2 H2O = CrO2 + 4 Fe(OH)3
As2O3 + BrO3 = As2O5 + Br =>
3 As2O3 + 2 BrO3 = 3 As2O5 + 2 Br
P4O10(s) + H2O = H3PO4(ac) =>
P4O10(s) + 6 H2O = 4 H3PO4(ac)
NO3 + H2O = HNO3 + O2 =>
4 NO3 + 2 H2O = 4 HNO3 + O2
Al2(SO4)3(aq) + AgNO3(aq) = Ag2SO4(s) + Al(NO3)3 =>
Al2(SO4)3(aq) + 6 AgNO3(aq) = 3 Ag2SO4(s) + 2 Al(NO3)3
HgO(g) = Hg(s) + O2(g) =>
2 HgO(g) = 2 Hg(s) + O2(g)
KClO3 + HBr = KCl + H2O + Br =>
KClO3 + 6 HBr = KCl + 3 H2O + 6 Br
Ce + O2 = Ce2O3 =>
4 Ce + 3 O2 = 2 Ce2O3
HAuCl4 = Au + Cl2 + HCl =>
2 HAuCl4 = 2 Au + 3 Cl2 + 2 HCl
CHCH + KMnO4 + H2SO4 = HOOCCOOH + K2SO4 + MnSO4 + H2O =>
5 CHCH + 8 KMnO4 + 12 H2SO4 = 5 HOOCCOOH + 4 K2SO4 + 8 MnSO4 + 12 H2O
NH4Cl + KNO2 = N2 + KCl + H2O =>
NH4Cl + KNO2 = N2 + KCl + 2 H2O
Cl2O5 = Cl + O2 =>
2 Cl2O5 = 4 Cl + 5 O2
N2H4(l) = N2(g) + NH3(g) =>
3 N2H4(l) = N2(g) + 4 NH3(g)
Li2S + Cl2 = Cl2S + Li2 =>
Li2S + Cl2 = Cl2S + Li2
Li + HPO4 = Li3PO4 + H2 =>
6 Li + 2 HPO4 = 2 Li3PO4 + H2
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