| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 KClO = 3 KCl + O3
Fe{3+} + O2 + H2O + e = Fe(OH)2{-} =>
2 Fe{3+} + O2 + 2 H2O + 8e = 2 Fe(OH)2{-}
AgF(aq) + CaBr2(aq) = AgBr + CaF2 =>
2 AgF(aq) + CaBr2(aq) = 2 AgBr + CaF2
MnBr2(aq) + H2S(aq) = MnS(s) + HBr(aq) =>
MnBr2(aq) + H2S(aq) = MnS(s) + 2 HBr(aq)
NiCl2 + (NH4)2CO3 = NiCO3 + (NH4)Cl =>
NiCl2 + (NH4)2CO3 = NiCO3 + 2(NH4)Cl
CaCl2(aq) + Na(OH)(aq) = Ca(OH)2 + NaCl(aq) =>
CaCl2(aq) + 2 Na(OH)(aq) = Ca(OH)2 + 2 NaCl(aq)
ClO + SO3 = Cl + SO4 =>
ClO + SO3 = Cl + SO4
Fe(NO3)3 + Sn(NO3)2 + H2O = H2SnO3 + Fe(NO3)2 + HNO3 =>
2 Fe(NO3)3 + Sn(NO3)2 + 3 H2O = H2SnO3 + 2 Fe(NO3)2 + 4 HNO3
C2H5OH + K2CrO7 + H2SO4 = C2H4O + Cr2(SO4)3 + K2SO4 + H2O =>
9 C2H5OH + 2 K2CrO7 + 5 H2SO4 = 9 C2H4O + Cr2(SO4)3 + 2 K2SO4 + 14 H2O
H2S + O2S = H2O + S =>
2 H2S + O2S = 2 H2O + 3 S
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
CH4 + H2O(g) = CO + H2 =>
CH4 + H2O(g) = CO + 3 H2
Na + K = NaK28 =>
Na + 28 K = NaK28
HCl + MnO2(s) = MnCl2 + H2O + Cl(g) =>
4 HCl + MnO2(s) = MnCl2 + 2 H2O + 2 Cl(g)
NaCrO2 + H2O + NaClO = Na2CrO4 + Cl2 + NaOH =>
2 NaCrO2 + 2 H2O + 6 NaClO = 2 Na2CrO4 + 3 Cl2 + 4 NaOH
Zn + Ag(NO3)3 = Ag + Zn(NO3)2 =>
3 Zn + 2 Ag(NO3)3 = 2 Ag + 3 Zn(NO3)2
NaOH + C = NaC + OH =>
NaOH + C = NaC + OH
Fe(OH)3 + NH4SCN = Fe(SCN)6 + OH + NH4 =>
Fe(OH)3 + 6 NH4SCN = Fe(SCN)6 + 3 OH + 6 NH4
CH3CH2NH2 + H2SO4 = CH3CH2NH3{+} + HSO4{-} =>
CH3CH2NH2 + H2SO4 = CH3CH2NH3{+} + HSO4{-}
Ca(ClO)2 + H2O = HClO + CaO =>
Ca(ClO)2 + H2O = 2 HClO + CaO
CH2OCOR + ROH = CH2OH + RCOOR =>
CH2OCOR + ROH = CH2OH + RCOOR
HBr + Mg(OH)2 = Mg(Br)2 + H2O =>
2 HBr + Mg(OH)2 = Mg(Br)2 + 2 H2O
H(NO3) + Na2(CO3) = H2O + CO2 + Na(NO3) =>
2 H(NO3) + Na2(CO3) = H2O + CO2 + 2 Na(NO3)
ZnOH2 + CH3COOH = Zn(CH3COO)2 + H2O + H =>
ZnOH2 + 2 CH3COOH = Zn(CH3COO)2 + H2O + 2 H
Al(CO3) = Al + CO3 =>
Al(CO3) = Al + CO3
YBa2Cu3O7 + HCl = CuCl2 + H2O + YCl3 + BaCl2 + O2 =>
4 YBa2Cu3O7 + 52 HCl = 12 CuCl2 + 26 H2O + 4 YCl3 + 8 BaCl2 + O2
Cl2 + NaBrO2 + NaOH = NaCl + NaBrO4 + H2O =>
2 Cl2 + NaBrO2 + 4 NaOH = 4 NaCl + NaBrO4 + 2 H2O
H2NC6H11(OH)COOH + KClO3 + Ca(OH)2 = KCl + CaCO3 + N2 + H2O =>
6 H2NC6H11(OH)COOH + 37 KClO3 + 42 Ca(OH)2 = 37 KCl + 42 CaCO3 + 3 N2 + 87 H2O
MgCO3 + H2O = H2CO3 + MgO =>
MgCO3 + H2O = H2CO3 + MgO
Fe(OH)3 + H2S04 = Fe2(S04)3 + H2O =>
2 Fe(OH)3 + 3 H2S04 = Fe2(S04)3 + 6 H2O
PbSO4 + NH4OAc = Pb(OAc)2 + (NH4)2SO4 =>
PbSO4 + 2 NH4OAc = Pb(OAc)2 + (NH4)2SO4
F + RbBr = RbF + Br =>
F + RbBr = RbF + Br
Zn(OH)2 + HO = ZnO2 + H2O =>
Zn(OH)2 + 2 HO = ZnO2 + 2 H2O
AgNO3 + KCl = KNO3 + AgCl = =>
AgNO3 + KCl = KNO3 + AgCl
C7H16 + Cl2 = C7Cl16 + HCl =>
C7H16 + 16 Cl2 = C7Cl16 + 16 HCl
Ni(NO3)2 + K4Fe(CN)6 = Ni2(Fe(CN)6) + KNO3 =>
2 Ni(NO3)2 + K4Fe(CN)6 = Ni2(Fe(CN)6) + 4 KNO3
BF3 + KF = BKF4 =>
BF3 + KF = BKF4
Lu + C = LuC2 =>
Lu + 2 C = LuC2
Fe2(SO4)3 + Ba(OH)2 = Fe(OH)2 + Ba2(SO4)3 =>
Fe2(SO4)3 + 2 Ba(OH)2 = 2 Fe(OH)2 + Ba2(SO4)3
WO3 + C = WO + CO2 =>
WO3 + C = WO + CO2
Cu3As + H2SO4 + H2O2 = Cu3(AsO4)2 + CuSO4 + H2O =>
2 Cu3As + 3 H2SO4 + 11 H2O2 = Cu3(AsO4)2 + 3 CuSO4 + 14 H2O
K2Cr2O7 + HCl + COOH2 = CO2 + KCl + H2O + CrCl3 =>
K2Cr2O7 + 8 HCl + 3 COOH2 = 3 CO2 + 2 KCl + 7 H2O + 2 CrCl3
NaI + KIO3 + HCl = KI + I2 + NaCl + H2O =>
6 NaI + KIO3 + 6 HCl = KI + 3 I2 + 6 NaCl + 3 H2O
P2O5 + H2S = PO + S + H2O =>
P2O5 + 3 H2S = 2 PO + 3 S + 3 H2O
Ni(OH)2 + KOH = K2[Ni(OH)4] =>
Ni(OH)2 + 2 KOH = K2[Ni(OH)4]
S8 + CH4 = CS2 + H2S =>
S8 + 2 CH4 = 2 CS2 + 4 H2S
SrCl2 + Na2(C2O4) = Sr(C2O4) + NaCl =>
SrCl2 + Na2(C2O4) = Sr(C2O4) + 2 NaCl
SiO2 + NaOH = Na2SiO3 + H2O =>
SiO2 + 2 NaOH = Na2SiO3 + H2O
CaO + NaOH + C6H6COONa = C6H6 + CaO2 + Na2O2 =>
6 CaO + 6 NaOH + 6 C6H6COONa = 7 C6H6 + 6 CaO2 + 6 Na2O2
ZnSO4 + Al = Al2(SO4)3 + Zn =>
3 ZnSO4 + 2 Al = Al2(SO4)3 + 3 Zn
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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