| Équations équilibrées la veille |
3 Cl(OH) + (H3PO4) = Cl3(PO4) + 3 H2O
Hg2(NO3)2 + Cl = HgCl2 + NO3 =>
Hg2(NO3)2 + 4 Cl = 2 HgCl2 + 2 NO3
Sr(NO3)2 + NaHCO3 = Sr(HCO3)2 + NaNO3 =>
Sr(NO3)2 + 2 NaHCO3 = Sr(HCO3)2 + 2 NaNO3
Fe{3+} + H2S + H2O = FeS + S + H3O{+} =>
2 Fe{3+} + 3 H2S + 6 H2O = 2 FeS + S + 6 H3O{+}
Na + MgCl2(aq) = NaCl(aq) + Mg(s) =>
2 Na + MgCl2(aq) = 2 NaCl(aq) + Mg(s)
Al(s) + Br2 = AlBr3 =>
2 Al(s) + 3 Br2 = 2 AlBr3
Cu + H(SO4) = Cu(SO4) + H2O + SO2 =>
3 Cu + 4 H(SO4) = 3 Cu(SO4) + 2 H2O + SO2
C + H2 + O2 = C2H6O =>
4 C + 6 H2 + O2 = 2 C2H6O
HCl + CaCO3 = CaHCO3 + Cl =>
HCl + CaCO3 = CaHCO3 + Cl
Pb + KOH + H2O = K2[Pb(OH)6] + H2 =>
Pb + 2 KOH + 4 H2O = K2[Pb(OH)6] + 2 H2
e + SO4{-2} + H{+} = H2S + H2O =>
8e + SO4{-2} + 10 H{+} = H2S + 4 H2O
Br2 + CuOH = CuBr + CuBrO3 + H2O =>
3 Br2 + 6 CuOH = 5 CuBr + CuBrO3 + 3 H2O
KNO2 + KI + H2SO4 = I2 + K2SO4 + NO + H2O =>
2 KNO2 + 2 KI + 2 H2SO4 = I2 + 2 K2SO4 + 2 NO + 2 H2O
AsO3 + N = AsN + O2 =>
2 AsO3 + 2 N = 2 AsN + 3 O2
Ni3S4 + O2 = Ni + SO2 =>
Ni3S4 + 4 O2 = 3 Ni + 4 SO2
C6H5COOH + KOH = C6H5COOH2 + KO =>
C6H5COOH + KOH = C6H5COOH2 + KO
HCHO2 + KOH = K + CO2 + H2O =>
HCHO2 + 2 KOH = 2 K + CO2 + 2 H2O
Na2SO3 + HCl = NaCl + H2O + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2
Sn + O = SnO =>
Sn + O = SnO
KCr + PbN3 = KN3 + PbCr =>
KCr + PbN3 = KN3 + PbCr
K2Cr2O7 + C3H8O + H2SO4 = CH3COOH + Cr2(SO4)3 + H2O + K2SO4 =>
2 K2Cr2O7 + 2 C3H8O + 8 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 10 H2O + 2 K2SO4
Zn + KMnO4 + KOH = K2MnO4 + Zn(OH)2 =>
Zn + 2 KMnO4 + 2 KOH = 2 K2MnO4 + Zn(OH)2
KMnO4 + HCl = Cl2 + H23O + KCl + MnCl2 =>
2 KMnO4 + 184 HCl = 89 Cl2 + 8 H23O + 2 KCl + 2 MnCl2
C2H102 + O2 = CO2 + H2O =>
2 C2H102 + 55 O2 = 4 CO2 + 102 H2O
C17H32 + O2 = CO2 + H2O =>
C17H32 + 25 O2 = 17 CO2 + 16 H2O
Cu2S + H{+} + NO3{-} = Cu{2+} + SO4{2-} + NO2 + H2O =>
Cu2S + 12 H{+} + 10 NO3{-} = 2 Cu{2+} + SO4{2-} + 10 NO2 + 6 H2O
C3H5Cl + HCl = C3H6 + Cl2 =>
C3H5Cl + HCl = C3H6 + Cl2
(NH4)2S = H2S + NH3 =>
(NH4)2S = H2S + 2 NH3
Al + KNO3 + KOH = KAlO2 + KNO2 + H2O =>
2 Al + 3 KNO3 + 2 KOH = 2 KAlO2 + 3 KNO2 + H2O
N7 + H = NH3 =>
N7 + 21 H = 7 NH3
NaI + Ca3(PO4)2 = Na3PO4 + CaI2 =>
6 NaI + Ca3(PO4)2 = 2 Na3PO4 + 3 CaI2
K4Fe(OH)6 + KNO3 = K2FeO4 + NO + KOH + H2O =>
3 K4Fe(OH)6 + 4 KNO3 = 3 K2FeO4 + 4 NO + 10 KOH + 4 H2O
BaCO3 + FeCl3 + H2O = Fe(OH)3 + BaCl2 + CO2 =>
3 BaCO3 + 2 FeCl3 + 3 H2O = 2 Fe(OH)3 + 3 BaCl2 + 3 CO2
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
NaNO3 = NaO3 + N =>
NaNO3 = NaO3 + N
CH3(CH2)7CH3(l) + O2 = CO2(g) + H2O =>
CH3(CH2)7CH3(l) + 14 O2 = 9 CO2(g) + 10 H2O
Na2S + Cr2(SO4)3 + H2O = Cr(OH)3 + Na2SO4 + H2S =>
3 Na2S + Cr2(SO4)3 + 6 H2O = 2 Cr(OH)3 + 3 Na2SO4 + 3 H2S
H + F = H1F1 =>
H + F = H1F1
CaCO3 + H2 = Ca + H2O + CO2 =>
CaCO3 + H2 = Ca + H2O + CO2
CH4 + Br = CH2Br + HBr =>
CH4 + 3 Br = CH2Br + 2 HBr
OCl{-} + Cl{-} + H{+} = Cl2 + H2O =>
OCl{-} + Cl{-} + 2 H{+} = Cl2 + H2O
LiCl + KI = LiI + KCl =>
LiCl + KI = LiI + KCl
Fe2(SO4)3 + S + H2O = FeO + H2SO4 =>
3 Fe2(SO4)3 + S + 10 H2O = 6 FeO + 10 H2SO4
SiO(s) + Cl2(g) = SiCl4(l) + O2(g) =>
2 SiO(s) + 4 Cl2(g) = 2 SiCl4(l) + O2(g)
CrI3 + Ca(OH)2 + Cl2 = CaCrO4 + Ca(IO3)2 + CaCl2 + H2O =>
2 CrI3 + 26 Ca(OH)2 + 21 Cl2 = 2 CaCrO4 + 3 Ca(IO3)2 + 21 CaCl2 + 26 H2O
Fe(s) + AgCl(aq) = Ag(s) + FeCl3(aq) =>
Fe(s) + 3 AgCl(aq) = 3 Ag(s) + FeCl3(aq)
CdSO4 + Na3PO4 = Na2SO4 + Cd3(PO4)2 =>
3 CdSO4 + 2 Na3PO4 = 3 Na2SO4 + Cd3(PO4)2
AsS6 + O2 = As4O + SO2 =>
8 AsS6 + 49 O2 = 2 As4O + 48 SO2
K2Cr2O7 + Ca(OH)2 = K(OH) + CaCr2O7 =>
K2Cr2O7 + Ca(OH)2 = 2 K(OH) + CaCr2O7
Sr(HCO3)2 = CO2 + H2O + SrCO3 =>
Sr(HCO3)2 = CO2 + H2O + SrCO3
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Équations équilibrées sur01/08/25
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