| Équations équilibrées la veille | Équations équilibrées le lendemain |
(a)Ag2SO4(s) + 2 NaNO3(ac) = 2 AgNO3(ac) + Na2SO4(ac)
NaOH + Na2S = Na3 + H2O + SO =>
6 NaOH + 3 Na2S = 4 Na3 + 3 H2O + 3 SO
(NH4)2SO4 + H{+} + OH{-} = NH4OH + H2SO4 =>
(NH4)2SO4 + 2 H{+} + 2 OH{-} = 2 NH4OH + H2SO4
H2S + Pb(s) = PbS + H2(g) =>
H2S + Pb(s) = PbS + H2(g)
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
BaO = Ba + O2 =>
2 BaO = 2 Ba + O2
Cu + Mg(NO3)2 = CuNO3 + Mg2 =>
4 Cu + 2 Mg(NO3)2 = 4 CuNO3 + Mg2
SO4 + H2 = H2S + H2O =>
SO4 + 5 H2 = H2S + 4 H2O
H2Co3 + Cu(OH)2 = Cu2(Co3)2 + H2O =>
2 H2Co3 + 2 Cu(OH)2 = Cu2(Co3)2 + 4 H2O
Ba = Ba{+2} + e =>
Ba = Ba{+2} + 2e
Ag + H2SO4 = AgH2SO4 =>
Ag + H2SO4 = AgH2SO4
Hg(ClO4)2 + K = KClO4 + Hg =>
Hg(ClO4)2 + 2 K = 2 KClO4 + Hg
KCl + O2 = KClO3 =>
2 KCl + 3 O2 = 2 KClO3
PbO2 + KOH + Cr2(SO4)3 = PbO + K2CrO4 + K2SO4 + H2O =>
3 PbO2 + 10 KOH + Cr2(SO4)3 = 3 PbO + 2 K2CrO4 + 3 K2SO4 + 5 H2O
Ca + KCl = KCaCl =>
Ca + KCl = KCaCl
Na2Cr2O7 + H2O + H2SO4 = Cr(OH)4(SO4) + NaHSO4 =>
Na2Cr2O7 + H2O + 4 H2SO4 = 2 Cr(OH)4(SO4) + 2 NaHSO4
PbO2 + KOH + Cr2(SO4)3 = PbO + K2CrO4 + K2SO4 + H2O =>
3 PbO2 + 10 KOH + Cr2(SO4)3 = 3 PbO + 2 K2CrO4 + 3 K2SO4 + 5 H2O
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
C2H6O2 + O2 = CO2 + H2O =>
2 C2H6O2 + 5 O2 = 4 CO2 + 6 H2O
Cl + Pd = PdCl =>
Cl + Pd = PdCl
H2SO4 + V2O3 = V2(SO4)3 + H2O =>
3 H2SO4 + V2O3 = V2(SO4)3 + 3 H2O
C + (SO4)2 = CO2 + SO2 =>
2 C + (SO4)2 = 2 CO2 + 2 SO2
Zn + HCl = ZnCl2 + H32 =>
16 Zn + 32 HCl = 16 ZnCl2 + H32
Cu2SO4 + NaOH = CuOH + Na2SO4 =>
Cu2SO4 + 2 NaOH = 2 CuOH + Na2SO4
Zn(a) + HCl(ac) = ZnCl2(ac) + H2(g) =>
Zn(a) + 2 HCl(ac) = ZnCl2(ac) + H2(g)
N2 + H2O + Pb = NH3 + Pb3O4 =>
4 N2 + 12 H2O + 9 Pb = 8 NH3 + 3 Pb3O4
PbO2 + KOH + Cr2(SO4)3 = PbO + K2CrO4 + K2SO4 + H2O =>
3 PbO2 + 10 KOH + Cr2(SO4)3 = 3 PbO + 2 K2CrO4 + 3 K2SO4 + 5 H2O
CH3COOCH2CH3 + H2O = C2H5OH + CH3COOH =>
CH3COOCH2CH3 + H2O = C2H5OH + CH3COOH
NaI + NH3 = [Na(NH3)4]I =>
NaI + 4 NH3 = [Na(NH3)4]I
KIO3 + H2SO4 + K2S = I2 + K2SO4 + H2O =>
8 KIO3 + 4 H2SO4 + 5 K2S = 4 I2 + 9 K2SO4 + 4 H2O
SrCl2 + KMnO4 + H3PO4 = Cl2 + Mn3(PO4)2 + Sr3(PO4)2 + K3PO4 + H2O =>
15 SrCl2 + 6 KMnO4 + 16 H3PO4 = 15 Cl2 + 2 Mn3(PO4)2 + 5 Sr3(PO4)2 + 2 K3PO4 + 24 H2O
(NH3) + H2S = (NH4)2S =>
2(NH3) + H2S = (NH4)2S
SrCl2 + KMnO4 + H3PO4 = Cl2 + Mn3(PO4)2 + Sr3(PO4)2 + K3PO4 + H2O =>
15 SrCl2 + 6 KMnO4 + 16 H3PO4 = 15 Cl2 + 2 Mn3(PO4)2 + 5 Sr3(PO4)2 + 2 K3PO4 + 24 H2O
ICl3 + H2O = I2 + HCl + O2 =>
4 ICl3 + 6 H2O = 2 I2 + 12 HCl + 3 O2
K + Ca = CaK =>
K + Ca = CaK
C19H34O2 + O2 = CO2 + H2O =>
2 C19H34O2 + 53 O2 = 38 CO2 + 34 H2O
ZnBr2 + As2(CH3)4 = As(CH3)2Br + Zn =>
ZnBr2 + As2(CH3)4 = 2 As(CH3)2Br + Zn
Na2SiO3 + H2O = NaOH + H2SiO3 =>
Na2SiO3 + 2 H2O = 2 NaOH + H2SiO3
Na2Cr2O7 + NiBr2 + HBr = NaBr + CrBr3 + NiBr3 + H2O =>
Na2Cr2O7 + 6 NiBr2 + 14 HBr = 2 NaBr + 2 CrBr3 + 6 NiBr3 + 7 H2O
H2O + NH4NO3 = (NH4)2O + HNO3 =>
H2O + 2 NH4NO3 = (NH4)2O + 2 HNO3
HNO3 + Cr(OH)3 = [Cr(OH)](NO3)2 + H2O =>
2 HNO3 + Cr(OH)3 = [Cr(OH)](NO3)2 + 2 H2O
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
C(s) + S8(s) = CS2(s) =>
4 C(s) + S8(s) = 4 CS2(s)
HCl + Al = H2Al + Cl2 =>
2 HCl + Al = H2Al + Cl2
FeCl3*6H2O + K4Fe(CN)6*3H2O = Fe4[Fe(CN)6]3 + KCl + H2O =>
4 FeCl3*6H2O + 3 K4Fe(CN)6*3H2O = Fe4[Fe(CN)6]3 + 12 KCl + 33 H2O
[SnCl6] + H2 = H2[SnCl6] =>
[SnCl6] + H2 = H2[SnCl6]
Fe(OH)2 = H2OFeO =>
Fe(OH)2 = H2OFeO
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
CFCl2 + Na2C2O4 = NaCl + NaF + C + CO2 =>
2 CFCl2 + 3 Na2C2O4 = 4 NaCl + 2 NaF + 2 C + 6 CO2
C6H14 + Cr2O3 = C6H13OH + Cr =>
3 C6H14 + Cr2O3 = 3 C6H13OH + 2 Cr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/14/25
Équations équilibrées sur02/13/24
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