| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Mn + 7 SO4 = Mn3(SO4)7
Na3(PO4) + CaSO4 = Na2SO4 + Ca3(PO4)2 =>
2 Na3(PO4) + 3 CaSO4 = 3 Na2SO4 + Ca3(PO4)2
CH3COOH + H2SO4 = CH3COO + H2O + SO2 =>
2 CH3COOH + H2SO4 = 2 CH3COO + 2 H2O + SO2
NH4Br + Ba(OH)2 = BaBr2 + NH3 + H2O =>
2 NH4Br + Ba(OH)2 = BaBr2 + 2 NH3 + 2 H2O
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
KNO3(aq) + Na3PO4(aq) = NaNO3 + K3PO4 =>
3 KNO3(aq) + Na3PO4(aq) = 3 NaNO3 + K3PO4
FeOHCl2 = FeOH{+2} + Cl{-} =>
FeOHCl2 = FeOH{+2} + 2 Cl{-}
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
NiO(s) + Cd(s) = CdO(s) + Ni(s) =>
NiO(s) + Cd(s) = CdO(s) + Ni(s)
NaI + Fe2(SO4)3 = I2 + FeI2 + Na2SO4 =>
6 NaI + Fe2(SO4)3 = I2 + 2 FeI2 + 3 Na2SO4
C6H3F2NO3 + C3H5ClO = C9H7F2NO4 + HCl =>
C6H3F2NO3 + C3H5ClO = C9H7F2NO4 + HCl
Rb2S(aq) + Ca(NO3)2(s) = CaS(s) + RbNO3(s) =>
Rb2S(aq) + Ca(NO3)2(s) = CaS(s) + 2 RbNO3(s)
SO2 + O2(g) = SO3(g) =>
2 SO2 + O2(g) = 2 SO3(g)
KMnO4 + HCl = KCl + Cl2Mn + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 KCl + 2 Cl2Mn + 5 Cl2 + 8 H2O
CaHCl2 = CaCl2 + H2 =>
2 CaHCl2 = 2 CaCl2 + H2
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
CH3NO2 + Cl2 = CCl3NO2 + HCl =>
CH3NO2 + 3 Cl2 = CCl3NO2 + 3 HCl
Al + H3PO4 = Al2(PO4) + H2 =>
4 Al + 2 H3PO4 = 2 Al2(PO4) + 3 H2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Fe(NO3)3 + K2CO3 = FeCO3 + K2(NO3)3 =>
Fe(NO3)3 + K2CO3 = FeCO3 + K2(NO3)3
C6H12O6 = C3H6O3 =>
C6H12O6 = 2 C3H6O3
Al + NaOH + H2O(l) = H2(g) + NaAl(OH)4(aq) =>
2 Al + 2 NaOH + 6 H2O(l) = 3 H2(g) + 2 NaAl(OH)4(aq)
Al(ClO)3 + K2Cr2O7 = Al2(Cr2O7)3 + KClO =>
2 Al(ClO)3 + 3 K2Cr2O7 = Al2(Cr2O7)3 + 6 KClO
CuCl2 + H2O = Cu(OH)2 + HCl =>
CuCl2 + 2 H2O = Cu(OH)2 + 2 HCl
MgCl2 + Li2(SO4) = Mg(SO4) + LiCl =>
MgCl2 + Li2(SO4) = Mg(SO4) + 2 LiCl
NiCl2 + KCN = K2[Ni(CN)4] + KCl =>
NiCl2 + 4 KCN = K2[Ni(CN)4] + 2 KCl
Cu2S + HMnO4 + HNO3 = SO2 + Cu(NO3)2 + MnO2 + H2O =>
3 Cu2S + 8 HMnO4 + 12 HNO3 = 3 SO2 + 6 Cu(NO3)2 + 8 MnO2 + 10 H2O
CoBr2 + F = CoF3 + Br =>
CoBr2 + 3 F = CoF3 + 2 Br
CH3COOH + HSO4 = CH3COO + H2O + SO2 =>
3 CH3COOH + HSO4 = 3 CH3COO + 2 H2O + SO2
Na3[Ag(S2O3)2] + HCl + H2O = NaCl + AgCl + H2SO4 + H2S =>
Na3[Ag(S2O3)2] + 4 HCl + 2 H2O = 3 NaCl + AgCl + 2 H2SO4 + 2 H2S
NaCN + H2O + CO2 = HCN + Na2CO3 =>
2 NaCN + H2O + CO2 = 2 HCN + Na2CO3
CH3OH + KMnO4 + NaOH = HCOOH + NaKMnO4 + H2O =>
CH3OH + 4 KMnO4 + 4 NaOH = HCOOH + 4 NaKMnO4 + 3 H2O
CuSO4 + K4P2O7 = Cu2P2O7 + K2SO4 =>
2 CuSO4 + K4P2O7 = Cu2P2O7 + 2 K2SO4
MnO4(aq) + Hg(l) = MnO2(s) + HgO(s) =>
MnO4(aq) + 2 Hg(l) = MnO2(s) + 2 HgO(s)
NiCl2 + KCN = K2[Ni(CN)4] + KCl =>
NiCl2 + 4 KCN = K2[Ni(CN)4] + 2 KCl
Mg + Cle2 = MgCle2 =>
Mg + Cle2 = MgCle2
PO4 + BaCl2 = Ba3(PO4)2 + Cl2 =>
2 PO4 + 3 BaCl2 = Ba3(PO4)2 + 3 Cl2
Ni + HNO3 + HCl = NiCl2 + NO + H2O =>
3 Ni + 2 HNO3 + 6 HCl = 3 NiCl2 + 2 NO + 4 H2O
CuCI2 + Mg = MgCI2 + Cu =>
CuCI2 + Mg = MgCI2 + Cu
CUSO4 + Ag = Ag2(SO4)2 + CU =>
2 CUSO4 + 2 Ag = Ag2(SO4)2 + 2 CU
NO + H2O = NH3 + O2 =>
4 NO + 6 H2O = 4 NH3 + 5 O2
C6H4(OH)2 + KMnO4 + H2SO4 = C6H4O2 + MnSO4 + K2SO4 + H2O =>
5 C6H4(OH)2 + 2 KMnO4 + 3 H2SO4 = 5 C6H4O2 + 2 MnSO4 + K2SO4 + 8 H2O
Fe(OH)3 + NH4OH = [Fe(NH3)6](OH)3 + H2O =>
Fe(OH)3 + 6 NH4OH = [Fe(NH3)6](OH)3 + 6 H2O
Na3[Cr(OH)6] + KOH + Br2 = K2CrO4 + NaBr + H2O =>
2 Na3[Cr(OH)6] + 4 KOH + 3 Br2 = 2 K2CrO4 + 6 NaBr + 8 H2O
V2O3 + Cl2 + C = VCl3 + CO2 =>
2 V2O3 + 6 Cl2 + 3 C = 4 VCl3 + 3 CO2
HNO3 + ZnS = Zn(NO3)2 + SO2 + NO + H2O =>
4 HNO3 + ZnS = Zn(NO3)2 + SO2 + 2 NO + 2 H2O
H2O + NH4Cl = HCl + NH4OH =>
H2O + NH4Cl = HCl + NH4OH
CH2 + N2O = CO2 + H2O + N2 =>
CH2 + 3 N2O = CO2 + H2O + 3 N2
CuO(s) + HCl(l) = CuCl2(aq) + H2O(aq) =>
CuO(s) + 2 HCl(l) = CuCl2(aq) + H2O(aq)
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Équations équilibrées sur12/10/24
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