| Équations équilibrées la veille |
Fe(NO3)3 + 3 KCN = Fe(CN)3 + 3 KNO3
CHCl3 + NaOH = HCO2Na + NaCl + H2O =>
CHCl3 + 4 NaOH = HCO2Na + 3 NaCl + 2 H2O
Na2S2O3 + KMnO4 + HCl = Na2S4O6 + MnCl2 + KCl + NaCl + H2O =>
10 Na2S2O3 + 2 KMnO4 + 16 HCl = 5 Na2S4O6 + 2 MnCl2 + 2 KCl + 10 NaCl + 8 H2O
Cs3P + S = Cs2S + P =>
2 Cs3P + 3 S = 3 Cs2S + 2 P
CH3NH2 + AlCl3 + H2O = Al(OH)3 + CH3NH3Cl =>
3 CH3NH2 + AlCl3 + 3 H2O = Al(OH)3 + 3 CH3NH3Cl
CuI2(ag) + AgNO3 = AgI(s) + Cu(NO3)2(aq) =>
CuI2(ag) + 2 AgNO3 = 2 AgI(s) + Cu(NO3)2(aq)
C6H14N2O3 = C6H10N2O + H2O = NH3 =>
C6H14N2O3 = C6H10N2O + 2 H2O
KMnO4 + CN = K + Mn + NO3 + CO2 =>
5 KMnO4 + 4 CN = 5 K + 5 Mn + 4 NO3 + 4 CO2
C3H8 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + C3H6O =>
3 C3H8 + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O + 3 C3H6O
Na2CrO4 + H2O + Na2S = Cr2S3 + NaOH + H2O2 =>
2 Na2CrO4 + 8 H2O + 3 Na2S = Cr2S3 + 10 NaOH + 3 H2O2
Mo + KMnO4 + H2SO4 = MoO3 + MnSO4 + K2SO4 + H2O =>
5 Mo + 6 KMnO4 + 9 H2SO4 = 5 MoO3 + 6 MnSO4 + 3 K2SO4 + 9 H2O
Fe3Cl + CsPO4{-}3 = Fe3PO4{-}3 + ClCs =>
Fe3Cl + CsPO4{-}3 = Fe3PO4{-}3 + ClCs
LiOH + BeO = Li2O + Be(OH)2 =>
2 LiOH + BeO = Li2O + Be(OH)2
AgClO4 + KCl = AgCl + KClO4 =>
AgClO4 + KCl = AgCl + KClO4
K2CrO4 + HI = KI + I2 + CrI3 + H2O =>
2 K2CrO4 + 16 HI = 4 KI + 3 I2 + 2 CrI3 + 8 H2O
(NH4)2S + H2O = (NH4)SH + NH4OH =>
(NH4)2S + H2O = (NH4)SH + NH4OH
Be(OH)2 + Rb = Rb(HO)2 + Be =>
Be(OH)2 + Rb = Rb(HO)2 + Be
NH3(g) + O2(g) = NO(g) + H2O2(g) =>
2 NH3(g) + 4 O2(g) = 2 NO(g) + 3 H2O2(g)
C3H6O2 + NaOH = H2O + NaC3H5O2 =>
C3H6O2 + NaOH = H2O + NaC3H5O2
BaCl + NaCO3{-2} = BaCO3{-2} + NaCl =>
BaCl + NaCO3{-2} = BaCO3{-2} + NaCl
AgNO3 + NH3 = Ag(NH3)2NO3 =>
AgNO3 + 2 NH3 = Ag(NH3)2NO3
CsOH + Pb(NO3)2 = Cs2(NO3)2 + Pb(OH)2 =>
2 CsOH + Pb(NO3)2 = Cs2(NO3)2 + Pb(OH)2
Pb(NO3)2 + AlI3 = Pb(I3)2 + AlNO3 =>
Pb(NO3)2 + 2 AlI3 = Pb(I3)2 + 2 AlNO3
CuSO4(aq) + KOH = Cu(OH)2 + K2SO4(s) =>
CuSO4(aq) + 2 KOH = Cu(OH)2 + K2SO4(s)
MnCl2 + NaBiO3 + H2SO4 = HMnO4 + Bi2(SO4)3 + Na2SO4 + NaCl + H2O =>
4 MnCl2 + 10 NaBiO3 + 16 H2SO4 = 4 HMnO4 + 5 Bi2(SO4)3 + Na2SO4 + 8 NaCl + 14 H2O
CuS + NH3 = CuN + SH3 =>
CuS + NH3 = CuN + SH3
Na3AsO4 + Na2S2O3 + H2SO4 = As2S5 + Na2SO4 + H2O =>
2 Na3AsO4 + 5 Na2S2O3 + 3 H2SO4 = As2S5 + 8 Na2SO4 + 3 H2O
OCl2{2+} + H{+} + e = Cl{-} + H2O =>
OCl2{2+} + 2 H{+} + 6e = 2 Cl{-} + H2O
KClO3 + P4 = P4O14 + KCl =>
14 KClO3 + 3 P4 = 3 P4O14 + 14 KCl
AgNO3CH3CO2K = AgC2H3O2KNO3 =>
AgNO3CH3CO2K = AgC2H3O2KNO3
CaO + SO = Ca2(SO3) =>
2 CaO + SO = Ca2(SO3)
H3BO3 + NaHCO3 = H2O + CO2 + Na2B4O7 =>
4 H3BO3 + 2 NaHCO3 = 7 H2O + 2 CO2 + Na2B4O7
NH5 + O2 = N2 + H2O =>
4 NH5 + 5 O2 = 2 N2 + 10 H2O
CoCl2 + MnSO4 = CoSO4 + Cl2Mn =>
CoCl2 + MnSO4 = CoSO4 + Cl2Mn
NH4CrO7 = NH3 + H2O + Cr2O3 + O2 =>
2 NH4CrO7 = 2 NH3 + H2O + Cr2O3 + 5 O2
HNO3 + (NH)2CO = NO2 + CO2 + H2O =>
12 HNO3 + (NH)2CO = 14 NO2 + CO2 + 7 H2O
CHOOH + MgO = (CHOO)2Mg + H2O =>
2 CHOOH + MgO = (CHOO)2Mg + H2O
C7H16 + O2 = CO2 + H201 =>
201 C7H16 + 1407 O2 = 1407 CO2 + 16 H201
Cu(CH3COO)2 + C9H8O4 = Cu(C9H7O4)2 + CH3COOH =>
Cu(CH3COO)2 + 2 C9H8O4 = Cu(C9H7O4)2 + 2 CH3COOH
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
HNO3(aq) + C7H8(s) = C7H5N3O6 + H2O =>
3 HNO3(aq) + C7H8(s) = C7H5N3O6 + 3 H2O
C10H22O(l) + O2(g) = CO2(g) + H2O(g) =>
C10H22O(l) + 15 O2(g) = 10 CO2(g) + 11 H2O(g)
Li2CrO4(aq) + BaCl2(aq) = BaCrO4(s) + LiCl(aq) =>
Li2CrO4(aq) + BaCl2(aq) = BaCrO4(s) + 2 LiCl(aq)
Fe + CuSO4 = Fe2(SO4)3 + Cu =>
2 Fe + 3 CuSO4 = Fe2(SO4)3 + 3 Cu
Na2CO3H2O(s) + HCl(aq) = NaCl(aq) + CO2(g) + H2O(l) =>
Na2CO3H2O(s) + 2 HCl(aq) = 2 NaCl(aq) + CO2(g) + 2 H2O(l)
H2S(aq) + Ca(OH)2(aq) = H2O(l) + CaS(s) =>
H2S(aq) + Ca(OH)2(aq) = 2 H2O(l) + CaS(s)
As + NaOH = NaAs3O + H =>
3 As + NaOH = NaAs3O + H
Pb(CH3COO)2 + CaClOCl + H2O = PbO2 + CaCl2 + CH3COOH =>
Pb(CH3COO)2 + CaClOCl + H2O = PbO2 + CaCl2 + 2 CH3COOH
H(NO2) + KOH = K(NO2) + H2O =>
H(NO2) + KOH = K(NO2) + H2O
C2H5OH + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
5 C2H5OH + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
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