| Équations équilibrées la veille |
Y(OH)3 + NaOH = Na[Y(OH)4]
NaIO3 + Na2C2O4 + H2SO4 = Na2SO4 + I2 + CO2 + H2O =>
2 NaIO3 + 5 Na2C2O4 + 6 H2SO4 = 6 Na2SO4 + I2 + 10 CO2 + 6 H2O
H2S + Cl2 = HCl + S =>
H2S + Cl2 = 2 HCl + S
C12H22O11 + KClO3 = CO2 + H2O + KClO =>
C12H22O11 + 12 KClO3 = 12 CO2 + 11 H2O + 12 KClO
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
(NH4)2CO3 + H2O = H2CO3 + NH4OH =>
(NH4)2CO3 + 2 H2O = H2CO3 + 2 NH4OH
H3NCO2H2O = NH4HCO3 =>
H3NCO2H2O = NH4HCO3
C4H6Cl2 + H2 = C4H8 + HCl =>
C4H6Cl2 + 2 H2 = C4H8 + 2 HCl
Mg + SO3 = MgSO3 =>
Mg + SO3 = MgSO3
Pb + Fe(NO3)3 = Pb(NO3)2 + Fe =>
3 Pb + 2 Fe(NO3)3 = 3 Pb(NO3)2 + 2 Fe
Fe + Na + Cl = FeNaCl =>
Fe + Na + Cl = FeNaCl
SiO2HCl = SiClHO2 =>
SiO2HCl = SiClHO2
HBr2 + MnO2 = MnBr2 + Br2 + H2O =>
4 HBr2 + MnO2 = MnBr2 + 3 Br2 + 2 H2O
Ca(C2H3O2)2 + NaClO3 = Ca(ClO3)2 + NaC2H3O2 =>
Ca(C2H3O2)2 + 2 NaClO3 = Ca(ClO3)2 + 2 NaC2H3O2
(NH4)2MoO4 + Na2SO4 = (NH4)2SO4 + MoO4Na2 =>
(NH4)2MoO4 + Na2SO4 = (NH4)2SO4 + MoO4Na2
NaNO3(aq) + CaCl2(aq) = NaCl(aq) + Ca(NO3)2(s) =>
2 NaNO3(aq) + CaCl2(aq) = 2 NaCl(aq) + Ca(NO3)2(s)
CeO2 = Ce + O =>
CeO2 = Ce + 2 O
NaCl + H2O = NaOH + Cl2 + H2 =>
2 NaCl + 2 H2O = 2 NaOH + Cl2 + H2
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
CrCl3 + H2O = Cr(OH)3 + HCl =>
CrCl3 + 3 H2O = Cr(OH)3 + 3 HCl
Zn(NO3)2 + Na3PO4 = ZnPO4 + Na3(NO3)2 =>
Zn(NO3)2 + Na3PO4 = ZnPO4 + Na3(NO3)2
CrI3 + Cl2 + OH{-} = CrO4{-2} + IO4{-} + Cl{-} + H2O =>
2 CrI3 + 27 Cl2 + 64 OH{-} = 2 CrO4{-2} + 6 IO4{-} + 54 Cl{-} + 32 H2O
Al(s) + H2O = Al(OH)3(s) + H2(g) =>
2 Al(s) + 6 H2O = 2 Al(OH)3(s) + 3 H2(g)
C6H12O6 + O(g) = CO2(g) + H2O(g) =>
C6H12O6 + 12 O(g) = 6 CO2(g) + 6 H2O(g)
FeCl2 + NaNO2 + HCl = N2 + NaCl + FeCl3 + H2O =>
6 FeCl2 + 2 NaNO2 + 8 HCl = N2 + 2 NaCl + 6 FeCl3 + 4 H2O
Bi2O3 + KCN = Bi + KCNO =>
Bi2O3 + 3 KCN = 2 Bi + 3 KCNO
Mn2O7 + V3N5 = V2O5 + Mn3N7 =>
15 Mn2O7 + 14 V3N5 = 21 V2O5 + 10 Mn3N7
PCl5 + CH3CH2OH = POCl3 + HCl + CH3CH2Cl =>
PCl5 + CH3CH2OH = POCl3 + HCl + CH3CH2Cl
H3SO3 + O2 = SO3 + H2O2 =>
2 H3SO3 + 3 O2 = 2 SO3 + 3 H2O2
S + HOH = SOH + H2 =>
2 S + 2 HOH = 2 SOH + H2
NH42HSO4 = H2 + (NH4)2S2O8 =>
2 NH42HSO4 = 39 H2 + (NH4)2S2O8
Cr + ZnSO4 = Cr3(SO4)2 + Zn =>
3 Cr + 2 ZnSO4 = Cr3(SO4)2 + 2 Zn
H2S(aq) + Ni(NO3)2(aq) = NiS(s) + HNO3(aq) =>
H2S(aq) + Ni(NO3)2(aq) = NiS(s) + 2 HNO3(aq)
Al(NO3)3 + Li2S = Al2S3 + Li(NO3) =>
2 Al(NO3)3 + 3 Li2S = Al2S3 + 6 Li(NO3)
CH3COONH4KOH = CH3COOKNH4OH =>
CH3COONH4KOH = CH3COOKNH4OH
NaNO2 + H3SO3N = NaHSO4 + N2 + H2O =>
NaNO2 + H3SO3N = NaHSO4 + N2 + H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Al + HNO3 = Al(NO3)3 + NO + H2O =>
Al + 4 HNO3 = Al(NO3)3 + NO + 2 H2O
K2ZnO2 + HCl = KCl + Zn(OH)2 =>
K2ZnO2 + 2 HCl = 2 KCl + Zn(OH)2
Cu + HNO3 + H2SO4 = CuSO4 + NO2 + H2O =>
Cu + 2 HNO3 + H2SO4 = CuSO4 + 2 NO2 + 2 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Si + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2SiO3 + H2O =>
3 Si + 2 K2Cr2O7 + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 3 H2SiO3 + 5 H2O
Ni(NO3)2 + NH3 = Ni(NH3)6 + NO3 =>
Ni(NO3)2 + 6 NH3 = Ni(NH3)6 + 2 NO3
Ca(OH)2 + HCl(l) = CaCl2 + H2O(l) =>
Ca(OH)2 + 2 HCl(l) = CaCl2 + 2 H2O(l)
Cu2S + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 Cu2S + 16 HNO3 = 6 Cu(NO3)2 + 3 S + 4 NO + 8 H2O
ZnSO3 + HCl = ZnCl2 + H2O + SO2 =>
ZnSO3 + 2 HCl = ZnCl2 + H2O + SO2
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
BrO3{-} + SO32{-} + H{+} = Br2 + SO42{-} + H2O =>
4 BrO3{-} + SO32{-} + 4 H{+} = 2 Br2 + SO42{-} + 2 H2O
Ba(OH)2 + SIO2 = BaSIO3 + H2O =>
Ba(OH)2 + SIO2 = BaSIO3 + H2O
As2O3 + KI + HCl = AsI3 + KCl + H2O =>
As2O3 + 6 KI + 6 HCl = 2 AsI3 + 6 KCl + 3 H2O
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