| Équations équilibrées la veille |
2 La + 2 HCl = 2 LaCl + H2
H2C4H4O6 + H2O = HC4H4O6{-} + H3O{+} =>
H2C4H4O6 + H2O = HC4H4O6{-} + H3O{+}
Cu2S + HCl = CuCl + H2S =>
Cu2S + 2 HCl = 2 CuCl + H2S
K2Cr2O7 + ZnCl2 + H2SO4 = Cr2(SO4)3 + K2(SO4) + Zn(SO4) + Cl2 + H2O =>
K2Cr2O7 + 3 ZnCl2 + 7 H2SO4 = Cr2(SO4)3 + K2(SO4) + 3 Zn(SO4) + 3 Cl2 + 7 H2O
Cu + FeO = CuO + Fe =>
Cu + FeO = CuO + Fe
KCl + CuCl2 = KCuCl3 =>
KCl + CuCl2 = KCuCl3
N2(g) + O3(g) = N2O3(g) =>
N2(g) + O3(g) = N2O3(g)
CuF2 + Cl2 = CuCl + F =>
2 CuF2 + Cl2 = 2 CuCl + 4 F
PO4 = P2O5 + O2 =>
4 PO4 = 2 P2O5 + 3 O2
SbCl3 + Na2CO3 + H2O = SbO(OH) + NaCl + CO2 =>
2 SbCl3 + 3 Na2CO3 + H2O = 2 SbO(OH) + 6 NaCl + 3 CO2
Al2(SO4)3 + CH3COONa + H2O = Al(OH)3 + Na2SO4 + CH3COOH =>
Al2(SO4)3 + 6 CH3COONa + 6 H2O = 2 Al(OH)3 + 3 Na2SO4 + 6 CH3COOH
Si(OH)4 = Si + (OH) =>
Si(OH)4 = Si + 4(OH)
C8H10N4O2 + O2 = CO2 + H2O + N2 =>
2 C8H10N4O2 + 19 O2 = 16 CO2 + 10 H2O + 4 N2
Cu + NO2 = Cu(NO3)2 + NO =>
Cu + 4 NO2 = Cu(NO3)2 + 2 NO
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Fe(iii) + Cl2 = FeCl3 =>
2 Fe(iii) + 3 Cl2 = 2 FeCl3
Li2O + H2SO3 = Li2SO4 + H2 =>
Li2O + H2SO3 = Li2SO4 + H2
CuI + H2SO4 = CuSO4 + S + I2 + H2O =>
6 CuI + 8 H2SO4 = 6 CuSO4 + 2 S + 3 I2 + 8 H2O
HBr + C6H5CHCH2 = C8H9Br =>
HBr + C6H5CHCH2 = C8H9Br
Pb(OH)4 + H3PO4 = Pb3(PO4)4 + H2O =>
3 Pb(OH)4 + 4 H3PO4 = Pb3(PO4)4 + 12 H2O
Hg(NO3)2 + NaOH = Hg(OH)2 + NaNO3 =>
Hg(NO3)2 + 2 NaOH = Hg(OH)2 + 2 NaNO3
CuSO4*5H2O + Na2CO3 = Cu2(OH)2CO3 + Na2SO4 + H2O + CO2 =>
2 CuSO4*5H2O + 2 Na2CO3 = Cu2(OH)2CO3 + 2 Na2SO4 + 9 H2O + CO2
HNO3(aq) + Li2S(aq) = H2S(g) + LiNO3(aq) =>
2 HNO3(aq) + Li2S(aq) = H2S(g) + 2 LiNO3(aq)
Ca(OH)2(aq) + Al2(SO4)3(aq) = CaSO4(aq) + Al(OH)3 =>
3 Ca(OH)2(aq) + Al2(SO4)3(aq) = 3 CaSO4(aq) + 2 Al(OH)3
(Ag(NH3)2){+} + OH{-} + RCHO = Ag + RCOO{-} + NH3 + H2O =>
2(Ag(NH3)2){+} + 3 OH{-} + RCHO = 2 Ag + RCOO{-} + 4 NH3 + 2 H2O
BaS2O3 + HNO3 = Ba(NO3)2 + H2S2O3 =>
BaS2O3 + 2 HNO3 = Ba(NO3)2 + H2S2O3
Na2CO3 + NaOH = H2CO3 + Na2O =>
Na2CO3 + 2 NaOH = H2CO3 + 2 Na2O
CuBr2 = Cu + Br2 =>
CuBr2 = Cu + Br2
C6H12O6(l) + O2(g) = CO2 + H2O =>
C6H12O6(l) + 6 O2(g) = 6 CO2 + 6 H2O
Ta + HNO3 + HF = H3[TaF7] + NO + H2O =>
3 Ta + 4 HNO3 + 21 HF = 3 H3[TaF7] + 4 NO + 8 H2O
K2Cr2O7 + HCl = Cl2 + CrCl3 + H2O + KCl =>
K2Cr2O7 + 14 HCl = 3 Cl2 + 2 CrCl3 + 7 H2O + 2 KCl
Zn(s) + O2(g) = ZnO =>
2 Zn(s) + O2(g) = 2 ZnO
Hg + Cd(NO3)2 = Hg(NO3)2 + Cd =>
Hg + Cd(NO3)2 = Hg(NO3)2 + Cd
CaC2(g) + H2O(l) = Ca(OH)2(aq) + C2H2(g) =>
CaC2(g) + 2 H2O(l) = Ca(OH)2(aq) + C2H2(g)
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
C3 + H2 = C3H8 =>
C3 + 4 H2 = C3H8
K4Fe(CN)6 + HCl = HCN + KCl + FeCl2 =>
K4Fe(CN)6 + 6 HCl = 6 HCN + 4 KCl + FeCl2
LiI = Li + I2 =>
2 LiI = 2 Li + I2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
MgF2 + CaO = MgO + CaF2 =>
MgF2 + CaO = MgO + CaF2
N2 + H2SO4 = NO2 + SO2 + H2O =>
N2 + 4 H2SO4 = 2 NO2 + 4 SO2 + 4 H2O
Fe + U = FeU =>
Fe + U = FeU
Fe + CI = FeCI =>
Fe + CI = FeCI
C6H13OH + O2 = CO2 + H2O =>
C6H13OH + 9 O2 = 6 CO2 + 7 H2O
H3PO4 + OH{-} = H2PO4{-} + H2O =>
H3PO4 + OH{-} = H2PO4{-} + H2O
C2H5Br + NH3 = C2H5NH2 + NH4Br =>
C2H5Br + 2 NH3 = C2H5NH2 + NH4Br
Ag + H2O = Ag2O + H2 =>
2 Ag + H2O = Ag2O + H2
NaOH + C2H3O2 = NaH3O2 + C2OH =>
NaOH + C2H3O2 = NaH3O2 + C2OH
ZnCl2 + (NH4)2SO4 = ZnSO4 + NH4Cl =>
ZnCl2 + (NH4)2SO4 = ZnSO4 + 2 NH4Cl
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Équations équilibrées sur10/26/24
Équations équilibrées sur11/25/23
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