| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2 + 2 H = 2 HFe
FeCl3 + H2SO4 + Na2S = FeSO4 + S + HCl + Na2SO4 =>
2 FeCl3 + 3 H2SO4 + Na2S = 2 FeSO4 + S + 6 HCl + Na2SO4
K2(Cr2O7) + SNCl2 + HCl = CrCl3 + SNCl4 + KCl + H2O =>
K2(Cr2O7) + 3 SNCl2 + 14 HCl = 2 CrCl3 + 3 SNCl4 + 2 KCl + 7 H2O
NH4Fe(SO4)2 + KCNS = K3[Fe(CNS)6] + K2SO4 + (NH4)2SO4 =>
2 NH4Fe(SO4)2 + 12 KCNS = 2 K3[Fe(CNS)6] + 3 K2SO4 + (NH4)2SO4
Cl2(g) + ZnI2(aq) = ZnCl2(aq) + I2(g) =>
Cl2(g) + ZnI2(aq) = ZnCl2(aq) + I2(g)
Mg + Po = MgPo =>
Mg + Po = MgPo
Na2Pb(OH)4 = Pb(OH)2 + NaOH =>
Na2Pb(OH)4 = Pb(OH)2 + 2 NaOH
Na2CO3 + H2O = Na + OH + H2CO3 =>
Na2CO3 + 2 H2O = 2 Na + 2 OH + H2CO3
Mg + NiO = MgO + Ni =>
Mg + NiO = MgO + Ni
AgNO3 + NH4NO3 + NaOH = Ag(NH3)2OH + NaNO3 + H2O(l) =>
AgNO3 + 2 NH4NO3 + 3 NaOH = Ag(NH3)2OH + 3 NaNO3 + 2 H2O(l)
(NH3)2 + O2 = HNO3 + H2O =>
(NH3)2 + 4 O2 = 2 HNO3 + 2 H2O
Al(OH)3 + H = Al + HOH =>
Al(OH)3 + 3 H = Al + 3 HOH
C3H8 + Br = C3H7Br + HBr =>
C3H8 + 2 Br = C3H7Br + HBr
RaCO3 + HCl = CO2 + RaCl2 + H2O =>
RaCO3 + 2 HCl = CO2 + RaCl2 + H2O
potassiumchromate + silvernitrate = silverchromate + potassiumnitrate =>
K2CrO4 + 2 AgNO3 = Ag2CrO4 + 2 KNO3
Ca(HCO3)2 + NaOH = NaHCO3 + Ca(OH)2 =>
Ca(HCO3)2 + 2 NaOH = 2 NaHCO3 + Ca(OH)2
K + S2 = K2S =>
4 K + S2 = 2 K2S
KMnO4 + NaI + H2SO4 = I2 + MnSO4 + Na2SO4 + K2SO4 + H2O =>
2 KMnO4 + 10 NaI + 8 H2SO4 = 5 I2 + 2 MnSO4 + 5 Na2SO4 + K2SO4 + 8 H2O
HBr + NaHCO3 = HHCO3 + NaBr =>
HBr + NaHCO3 = HHCO3 + NaBr
C + S8 = CS2 =>
4 C + S8 = 4 CS2
HF(aq) + NaOH(aq) = H2O + NaF(aq) =>
HF(aq) + NaOH(aq) = H2O + NaF(aq)
CaO + N2 + O2 = Ca(NO3)2 =>
2 CaO + 2 N2 + 5 O2 = 2 Ca(NO3)2
Fe + Cl2 + H2SO4 = Fe2(SO4)3 + HCl =>
2 Fe + 3 Cl2 + 3 H2SO4 = Fe2(SO4)3 + 6 HCl
CaI2 + Al(NO3)3 = Ca(NO3)2 + AlI3 =>
3 CaI2 + 2 Al(NO3)3 = 3 Ca(NO3)2 + 2 AlI3
Al(OH)3 + H2SO4 + H2 = Al2(SO)4 + H2O =>
2 Al(OH)3 + 4 H2SO4 + 11 H2 = Al2(SO)4 + 18 H2O
Al2S3 + P4 = AlP + S8 =>
8 Al2S3 + 4 P4 = 16 AlP + 3 S8
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
(NH4)2SO4 + FeSO4*7H2O = (NH4)2Fe(SO4)2 + H2O =>
(NH4)2SO4 + FeSO4*7H2O = (NH4)2Fe(SO4)2 + 7 H2O
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
SiBr4 + Na = Si + NaBr =>
SiBr4 + 4 Na = Si + 4 NaBr
CBr4 + N2 = CN2 + Br2 =>
CBr4 + N2 = CN2 + 2 Br2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
H2(g) + O2(g) = H2O =>
2 H2(g) + O2(g) = 2 H2O
H2SO4 + CO3 = CO3SO4 + H2 =>
H2SO4 + CO3 = CO3SO4 + H2
C8H18 + Cl2 = C8H16Cl2 + H2 =>
C8H18 + Cl2 = C8H16Cl2 + H2
H2SO4 + CO3 = H2O + CO2 + SO4 =>
H2SO4 + CO3 = H2O + CO2 + SO4
La + Ni = La75Ni25 =>
75 La + 25 Ni = La75Ni25
H2SO4 + CO3 = H2CO3 + SO4 =>
H2SO4 + CO3 = H2CO3 + SO4
CrI3 + Na(OH) + Cl2 = NaIO4 + NaCrO4 + NaCl + H2O =>
CrI3 + 32 Na(OH) + 14 Cl2 = 3 NaIO4 + NaCrO4 + 28 NaCl + 16 H2O
H2SO4 + CO3 = H2CO3 + SO4 =>
H2SO4 + CO3 = H2CO3 + SO4
Cu(s) + HI(aq) = CuI + H2 =>
2 Cu(s) + 2 HI(aq) = 2 CuI + H2
H2SO4 + CO3 = CO3SO4 + H2 =>
H2SO4 + CO3 = CO3SO4 + H2
Ca2 + Na2CO3 = Ca(CO3)2 + Na =>
Ca2 + 4 Na2CO3 = 2 Ca(CO3)2 + 8 Na
TiO2 + NaBH4 = TiB2 + NaOH + H2 =>
TiO2 + 2 NaBH4 = TiB2 + 2 NaOH + 3 H2
Co3O4H2SO4 = Co3SO4H2O4 =>
Co3O4H2SO4 = Co3SO4H2O4
Ba3(PO4)2 + HCl = BaCl2 + H3PO4 =>
Ba3(PO4)2 + 6 HCl = 3 BaCl2 + 2 H3PO4
H2SO4 + CO3 = CO3SO4 + H2 =>
H2SO4 + CO3 = CO3SO4 + H2
Zn + FeN = Zn3N2 + Fe =>
3 Zn + 2 FeN = Zn3N2 + 2 Fe
KHCO3Ca(OH)2 = CaCO3KOHH2O =>
KHCO3Ca(OH)2 = CaCO3KOHH2O
Cu(OH)2 + H(C2H3O2) = Cu(C2H3O2)2 + H2O =>
Cu(OH)2 + 2 H(C2H3O2) = Cu(C2H3O2)2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/04/24
Équations équilibrées sur09/03/23
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