| Équations équilibrées la veille |
9 H2SO4 + 8 KI = 8 KHSO4 + 4 I2 + 4 H2O + H2S
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
MgBr2 + Cl2 = MgCl2 + Br2 =>
MgBr2 + Cl2 = MgCl2 + Br2
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Fe + I = Fe2(I2)3 =>
2 Fe + 6 I = Fe2(I2)3
(NH4)2SO4(aq) + FeCl2(aq) = Fe(SO4) + NH4Cl =>
(NH4)2SO4(aq) + FeCl2(aq) = Fe(SO4) + 2 NH4Cl
N + HCl = NCl2 + H2 =>
N + 2 HCl = NCl2 + H2
K2SO3 + HNO3 = KNO3 + H2SO3 =>
K2SO3 + 2 HNO3 = 2 KNO3 + H2SO3
Na2SO4(aq) + CH3CO2H = CH3CO2Na + H2SO4 =>
Na2SO4(aq) + 2 CH3CO2H = 2 CH3CO2Na + H2SO4
NH3 + Na2HPO4 + SrCl2 = Sr(NH4)PO4 + NaCl =>
NH3 + Na2HPO4 + SrCl2 = Sr(NH4)PO4 + 2 NaCl
Na4Cl4 + K4(NO3)4 = K4Cl4 + Na4(NO3)4 =>
Na4Cl4 + K4(NO3)4 = K4Cl4 + Na4(NO3)4
Pb + HClO4 = Pb(ClO4) + H2 =>
2 Pb + 2 HClO4 = 2 Pb(ClO4) + H2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
AgNO3(aq) + (NH4)2S(aq) = Ag2S(s) + NH4NO3(aq) =>
2 AgNO3(aq) + (NH4)2S(aq) = Ag2S(s) + 2 NH4NO3(aq)
HNO3 + K2SO3 = K2SO4 + NO + H2O =>
2 HNO3 + 3 K2SO3 = 3 K2SO4 + 2 NO + H2O
NaF = F + Na =>
NaF = F + Na
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Pb + HClO4 = PbClO4 + H2 =>
2 Pb + 2 HClO4 = 2 PbClO4 + H2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Ni2S3 = Ni + S8 =>
8 Ni2S3 = 16 Ni + 3 S8
KI + H2SO4 = KHSO4 + I2 + S + H2O =>
6 KI + 7 H2SO4 = 6 KHSO4 + 3 I2 + S + 4 H2O
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
KI + H2SO4 = K2SO4 + I2 + S + H2O =>
6 KI + 4 H2SO4 = 3 K2SO4 + 3 I2 + S + 4 H2O
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
KI + H2SO4 = KHSO4 + I2 + S + H2O =>
6 KI + 7 H2SO4 = 6 KHSO4 + 3 I2 + S + 4 H2O
Pb + HClO4 = PbClO4 + H2 =>
2 Pb + 2 HClO4 = 2 PbClO4 + H2
Pb + HClO4 = Pb(ClO4)4 + H2 =>
Pb + 4 HClO4 = Pb(ClO4)4 + 2 H2
Na2S + Cu(NO3)2 = NaNO3 + CuS =>
Na2S + Cu(NO3)2 = 2 NaNO3 + CuS
Ca(HO)2 + H2CO3 = CaCO3 + H2O =>
Ca(HO)2 + H2CO3 = CaCO3 + 2 H2O
As2S2 + HNO3 = H3AsO4 + H2SO4 + H2O + NO2 =>
As2S2 + 22 HNO3 = 2 H3AsO4 + 2 H2SO4 + 6 H2O + 22 NO2
KI + H2SO4 = K2SO4 + I2 + S + H2O =>
6 KI + 4 H2SO4 = 3 K2SO4 + 3 I2 + S + 4 H2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
KI + H2SO4 = KHSO4 + I2 + S + H2O =>
6 KI + 7 H2SO4 = 6 KHSO4 + 3 I2 + S + 4 H2O
Cr(AcAc)3 + HCl = CrCl3 + HAcAc =>
Cr(AcAc)3 + 3 HCl = CrCl3 + 3 HAcAc
SO2 + MnO4{-} + H3O{+} = SO42{-} + Mn2{+} + H2O =>
13 SO2 + 158 MnO4{-} + 224 H3O{+} = 13 SO42{-} + 79 Mn2{+} + 336 H2O
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
C2H5COOH + Br2 = CH3CHBrCOOH + HBr =>
C2H5COOH + Br2 = CH3CHBrCOOH + HBr
KI + H2SO4 = K2SO4 + HI =>
2 KI + H2SO4 = K2SO4 + 2 HI
MnSO4 + H2O + Na2S2O8 + AgNO3 = HMnO4 + NaNO3 + H2SO4 + Ag2SO4 =>
2 MnSO4 + 8 H2O + 5 Na2S2O8 + 10 AgNO3 = 2 HMnO4 + 10 NaNO3 + 7 H2SO4 + 5 Ag2SO4
HgCl2 + Na2S = HgS + NaCl =>
HgCl2 + Na2S = HgS + 2 NaCl
CuCl2(aq) + Li3PO4(aq) = Cu3(PO4)2 + LiCl =>
3 CuCl2(aq) + 2 Li3PO4(aq) = Cu3(PO4)2 + 6 LiCl
Ba(S) + H2O(l) = Ba(HO)(S) + H2(g) =>
2 Ba(S) + 2 H2O(l) = 2 Ba(HO)(S) + H2(g)
Pb + HClO4 = Pb(ClO4) + H2 =>
2 Pb + 2 HClO4 = 2 Pb(ClO4) + H2
NaIO3 + NaHSO3 + Na2CO3 = I + Na2SO4 + CO2 + H2O =>
4 NaIO3 + 10 NaHSO3 + 3 Na2CO3 = 4 I + 10 Na2SO4 + 3 CO2 + 5 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C4H10S + O2 = CO2 + H2O + SO1 =>
C4H10S + 7 O2 = 4 CO2 + 5 H2O + SO1
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