| Équations équilibrées la veille |
K2CrO4 + BaCl2 = 2 KCl + BaCrO4
Ni(OH)2(s) + H2SO4(aq) = NiSO4(s) + H2O(aq) =>
Ni(OH)2(s) + H2SO4(aq) = NiSO4(s) + 2 H2O(aq)
Mo(CO)5 + P(CH3)3 = Mo(CO)5P(CH3)3 =>
Mo(CO)5 + P(CH3)3 = Mo(CO)5P(CH3)3
Na2SiO3NH4Cl = NaHSiO3NH3NaCl =>
Na2SiO3NH4Cl = NaHSiO3NH3NaCl
C15H31COOK + H2SO4 = C15H31COOH + K2SO4 =>
2 C15H31COOK + H2SO4 = 2 C15H31COOH + K2SO4
HNO3 + Mn(OH)2 = H3O2 + NO3Mn =>
HNO3 + Mn(OH)2 = H3O2 + NO3Mn
CsOH + Br2 = CsBr + CsBrO3 + H =>
6 CsOH + 3 Br2 = 4 CsBr + 2 CsBrO3 + 6 H
K[Al(OH)4] + H2C2O4 + K2C2O4 = K3Al(C2O4)3 + H2O =>
K[Al(OH)4] + 2 H2C2O4 + K2C2O4 = K3Al(C2O4)3 + 4 H2O
SO2(g) + Ag2CO3(s) + H2O(l) = Ag(s) + CO2(g) + H2SO4 =>
SO2(g) + Ag2CO3(s) + H2O(l) = 2 Ag(s) + CO2(g) + H2SO4
As{3+} + MnO4{-} + H = H3AsO4 + Mn{2+} =>
As{3+} + MnO4{-} + 3 H = H3AsO4 + Mn{2+}
Br2 + NH4OH = NH4Br + H2O + N2 =>
3 Br2 + 8 NH4OH = 6 NH4Br + 8 H2O + N2
C2H6Ni5O12*4H2O + HBr = CO2 + H2O + NiBr2 =>
C2H6Ni5O12*4H2O + 10 HBr = 2 CO2 + 12 H2O + 5 NiBr2
CuSO4 + KF = K2SO4 + CuF2 =>
CuSO4 + 2 KF = K2SO4 + CuF2
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
Cl20 + H2O = HCl + OH =>
Cl20 + 20 H2O = 20 HCl + 20 OH
CH2OH{-}CH2OH + Na = CH2ONa{-}CH2ONa + H2 =>
2 CH2OH{-}CH2OH + 2 Na = 2 CH2ONa{-}CH2ONa + H2
Na2S2O3 + KCl = K2S2O3 + NaCl =>
Na2S2O3 + 2 KCl = K2S2O3 + 2 NaCl
Cr3 + HCl = CrCl + H2 =>
2 Cr3 + 6 HCl = 6 CrCl + 3 H2
CH4 + Fe2SiO4 = Fe + C + SiO2 + H2O =>
CH4 + Fe2SiO4 = 2 Fe + C + SiO2 + 2 H2O
Zn(CH3COO)2*2H2O = ZnO + CH3COOH + H2O =>
Zn(CH3COO)2*2H2O = ZnO + 2 CH3COOH + H2O
Cr + Fe(NO3)2 = Fe + Cr(NO3)3 =>
2 Cr + 3 Fe(NO3)2 = 3 Fe + 2 Cr(NO3)3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Ba + HCl = BaCl2H2 =>
Ba + 2 HCl = BaCl2H2
C15H + O2 = CO2 + H2O =>
4 C15H + 61 O2 = 60 CO2 + 2 H2O
PO2 + H2O = O2 + PH3 =>
4 PO2 + 6 H2O = 7 O2 + 4 PH3
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
P4 + NaOH(aq) + H2O = PH3 + Na2HPO4 =>
2 P4 + 6 NaOH(aq) + 6 H2O = 5 PH3 + 3 Na2HPO4
(NH4)2S + MgI2 = MgS + NH4I =>
(NH4)2S + MgI2 = MgS + 2 NH4I
P2O5 = P + O2 =>
2 P2O5 = 4 P + 5 O2
FeSO4 + HNO3 = Fe2(SO4)3 + Fe(NO3)3 + NO2 + H2O =>
3 FeSO4 + 6 HNO3 = Fe2(SO4)3 + Fe(NO3)3 + 3 NO2 + 3 H2O
Al + OH{-} + H2O = Al(OH)4{-} + H2 =>
2 Al + 2 OH{-} + 6 H2O = 2 Al(OH)4{-} + 3 H2
H3N + NaOH = HOH + Na3N =>
H3N + 3 NaOH = 3 HOH + Na3N
CU + HNO3 = CU(NO3)2 + H2 =>
CU + 2 HNO3 = CU(NO3)2 + H2
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
AlBr3(s) + Cl2(g) = AlCl3(s) + Br2 =>
2 AlBr3(s) + 3 Cl2(g) = 2 AlCl3(s) + 3 Br2
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
SCl6 = S + Cl2 =>
SCl6 = S + 3 Cl2
(NH4)2S + MgI2 = MgS + NH4I =>
(NH4)2S + MgI2 = MgS + 2 NH4I
CaH + HNO3 = H2 + Ca(NO3)2 =>
2 CaH + 4 HNO3 = 3 H2 + 2 Ca(NO3)2
Fe + Fe(CN)6 = Fe4[Fe(CN)6]3 =>
4 Fe + 3 Fe(CN)6 = Fe4[Fe(CN)6]3
S8(s) + Cl2(g) = S2Cl2 =>
S8(s) + 4 Cl2(g) = 4 S2Cl2
SCl6 = S8 + Cl2 =>
8 SCl6 = S8 + 24 Cl2
AlBr3(s) + Cl2(g) = AlCl3 + Br2 =>
2 AlBr3(s) + 3 Cl2(g) = 2 AlCl3 + 3 Br2
Na2SO3 + Pb(NO3)2 = NaNO3 + PbSO3 =>
Na2SO3 + Pb(NO3)2 = 2 NaNO3 + PbSO3
FeSO4 + HNO3 = Fe(NO3)3 + H2SO4 + NO + H2O =>
3 FeSO4 + 10 HNO3 = 3 Fe(NO3)3 + 3 H2SO4 + NO + 2 H2O
Al + NaOHH2O = H2 + NaAlO2 =>
2 Al + 2 NaOHH2O = 3 H2 + 2 NaAlO2
KMnO4 + HSO3{-} = KSO4{-} + HSO4{-} + H2O + MnO2 =>
2 KMnO4 + 3 HSO3{-} = 2 KSO4{-} + HSO4{-} + H2O + 2 MnO2
AlBr3(s) + Cl2(g) = AlCl3(s) + Br2(g) =>
2 AlBr3(s) + 3 Cl2(g) = 2 AlCl3(s) + 3 Br2(g)
KHS + NaOH = K2S + Na2S + H2O =>
2 KHS + 2 NaOH = K2S + Na2S + 2 H2O
Sn(s) + HNO3 = SnO2 + NO2 + H2O =>
Sn(s) + 4 HNO3 = SnO2 + 4 NO2 + 2 H2O
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