| Équations équilibrées la veille |
Na2CO3 + CaSO4 = CaCO3 + Na2SO4(aq)
(NH4)2HPO4 + NaCl(ac) = Na2HPO4 + NH4Cl =>
(NH4)2HPO4 + 2 NaCl(ac) = Na2HPO4 + 2 NH4Cl
PbCH3COO + HCl = PbCl + HCH3COO =>
PbCH3COO + HCl = PbCl + HCH3COO
KMnO4 + TiCl2 + H2SO4 = K2SO4 + Mn(SO4)2 + Ti(SO4)2 + HCl + H2O =>
2 KMnO4 + 3 TiCl2 + 11 H2SO4 = K2SO4 + 2 Mn(SO4)2 + 3 Ti(SO4)2 + 6 HCl + 8 H2O
Na(s) + FeCl(s) = NaCl(s) + Fe(s) =>
Na(s) + FeCl(s) = NaCl(s) + Fe(s)
C3H3 + O2(g) = CO2(g) + H2O(g) =>
4 C3H3 + 15 O2(g) = 12 CO2(g) + 6 H2O(g)
[Cr(C2H8N2)2(H2O)2]Cl3 + AgNO3 = AgCl + [Cr(C2H8N2)2(H2O)2](NO3)3 =>
[Cr(C2H8N2)2(H2O)2]Cl3 + 3 AgNO3 = 3 AgCl + [Cr(C2H8N2)2(H2O)2](NO3)3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
CuCl2 + NaI = CuI2 + NaCl =>
CuCl2 + 2 NaI = CuI2 + 2 NaCl
CH3CH(OH)CH(OH)CH3 + K2Cr2O7 + H2SO4 = CH3COCOCH3 + K2SO4 + Cr2(SO4) + H2O =>
5 CH3CH(OH)CH(OH)CH3 + 2 K2Cr2O7 + 4 H2SO4 = 5 CH3COCOCH3 + 2 K2SO4 + 2 Cr2(SO4) + 14 H2O
MnO4{-}(aq) + SO3{2-}(aq) + H2O = MnO2(s) + SO4{2-}(aq) + OH{-} =>
2 MnO4{-}(aq) + 3 SO3{2-}(aq) + H2O = 2 MnO2(s) + 3 SO4{2-}(aq) + 2 OH{-}
MgCO3 + HNO3 = MgN2O6 + H2O + CO2 =>
MgCO3 + 2 HNO3 = MgN2O6 + H2O + CO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
HIO3 + HI = I2 + H2O =>
HIO3 + 5 HI = 3 I2 + 3 H2O
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
S + Ba3N2 = N2 + BaS =>
3 S + Ba3N2 = N2 + 3 BaS
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
NH4OH + H2SO4 = (NH4)2SO4 + HOH =>
2 NH4OH + H2SO4 = (NH4)2SO4 + 2 HOH
MnOH2 = Mn + OH2 =>
MnOH2 = Mn + OH2
Si + C = SiC80 =>
Si + 80 C = SiC80
Cu(OH)2 + (NH4)2SO4 + NH4OH = [Cu(NH3)4]SO4 + H2O =>
Cu(OH)2 + (NH4)2SO4 + 2 NH4OH = [Cu(NH3)4]SO4 + 4 H2O
C12H20O6 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 C12H20O6 + 56 KMnO4 + 84 H2SO4 = 60 CO2 + 28 K2SO4 + 56 MnSO4 + 134 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
PbCrO4 + KNO3 = K2CrO4 + PbN2O6 =>
PbCrO4 + 2 KNO3 = K2CrO4 + PbN2O6
FeCl2 + H2SO4 = Fe2(SO4)3 + SO2 + H2O + HCl =>
2 FeCl2 + 4 H2SO4 = Fe2(SO4)3 + SO2 + 2 H2O + 4 HCl
C4H9COOH + Mg = (C4H9COO)Mg + H2 =>
2 C4H9COOH + 2 Mg = 2(C4H9COO)Mg + H2
Na3P + CaF2 = NaF + Ca3P2 =>
2 Na3P + 3 CaF2 = 6 NaF + Ca3P2
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
CuAg = Cu + Ag =>
CuAg = Cu + Ag
Br + NaOH = BrNa + NaBrO3 + H2O =>
6 Br + 6 NaOH = 5 BrNa + NaBrO3 + 3 H2O
Fe + NaOH = Fe(OH)3 + Na =>
Fe + 3 NaOH = Fe(OH)3 + 3 Na
I4O9 = I2O6 + I2O2 =>
4 I4O9 = 5 I2O6 + 3 I2O2
CrCl3 + Mg = CrCl2 + MgCl2 =>
2 CrCl3 + Mg = 2 CrCl2 + MgCl2
AgNO3 + Na2SO4 = Ag2SO4 + NaNO3 =>
2 AgNO3 + Na2SO4 = Ag2SO4 + 2 NaNO3
KOH + Cl2O = KCl + KClO4 + H2O =>
4 KOH + 2 Cl2O = 3 KCl + KClO4 + 2 H2O
KCl(s) = K(s) + Cl2(g) =>
2 KCl(s) = 2 K(s) + Cl2(g)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe2(SO4)3 + Ca(HCO3)2 + H2O = Fe(OH)3 + CaSO4 + H2CO3 =>
Fe2(SO4)3 + 3 Ca(HCO3)2 + 6 H2O = 2 Fe(OH)3 + 3 CaSO4 + 6 H2CO3
H2Se + H2SeO4 = Se + H2O =>
3 H2Se + H2SeO4 = 4 Se + 4 H2O
I4O9 = I2 + O2 =>
2 I4O9 = 4 I2 + 9 O2
I4O9 = I2O5 + I2 + O2 =>
4 I4O9 = 6 I2O5 + 2 I2 + 3 O2
(NH4)2SO4 + Ca(C2H3O2)2 = CaSO4 + C2H3O2(NH4) =>
(NH4)2SO4 + Ca(C2H3O2)2 = CaSO4 + 2 C2H3O2(NH4)
K2Cr2O7 + H2SO4 + H2O2 = CrO5 + H2O + K2SO4 =>
K2Cr2O7 + H2SO4 + 4 H2O2 = 2 CrO5 + 5 H2O + K2SO4
Mn + HI = H2 + MnI3 =>
2 Mn + 6 HI = 3 H2 + 2 MnI3
MgCl + KF = MgF + KCl =>
MgCl + KF = MgF + KCl
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Équations équilibrées sur01/05/25
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