| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Na2HPO4 + NH3 + AgNO3 = Ag3PO4 + NH4NO3 + NaNO3 =>
Na2HPO4 + NH3 + 3 AgNO3 = Ag3PO4 + NH4NO3 + 2 NaNO3
K3PO4(aq) + Al(NO3)3(aq) = AlPO4(s) + KNO3(aq) =>
K3PO4(aq) + Al(NO3)3(aq) = AlPO4(s) + 3 KNO3(aq)
HBr + Sr = HSr + Br =>
HBr + Sr = HSr + Br
K2Cr2O7 + Hg2(N3)2 + H2SO4 = HgSO4 + Cr2(SO4)3 + K2SO4 + HNO3 + H2O =>
17 K2Cr2O7 + 3 Hg2(N3)2 + 74 H2SO4 = 6 HgSO4 + 17 Cr2(SO4)3 + 17 K2SO4 + 18 HNO3 + 65 H2O
CH3COOH + CH3CH(CH3)CH2CH2OH = CH3COOCH3CH(CH3)CH2 + H2O =>
5 CH3COOH + 4 CH3CH(CH3)CH2CH2OH = 5 CH3COOCH3CH(CH3)CH2 + 4 H2O
Cr(OH)4 + HO2 = Cr(O4) + OH =>
Cr(OH)4 + 4 HO2 = Cr(O4) + 8 OH
CH3CH2CH(OH)2 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + CH3CH2COOH + H2O =>
5 CH3CH2CH(OH)2 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO2 + 5 CH3CH2COOH + 9 H2O
K3PO4 + FeSO4 = K2SO4 + Fe3(PO4)2 =>
2 K3PO4 + 3 FeSO4 = 3 K2SO4 + Fe3(PO4)2
C2H5OH + K2(H2CrO7) + H2SO4 = CH3CHO + Cr2(SO4)3 + K2(SO4) + H2O =>
7 C2H5OH + 2 K2(H2CrO7) + 5 H2SO4 = 7 CH3CHO + Cr2(SO4)3 + 2 K2(SO4) + 14 H2O
NaCl + AgNO3 + HNO3 = Na(NO3)2 + AgCl + H2 =>
2 NaCl + 2 AgNO3 + 2 HNO3 = 2 Na(NO3)2 + 2 AgCl + H2
Cu + HNO3 = CuNO3 + H2O + N2O4 =>
2 Cu + 4 HNO3 = 2 CuNO3 + 2 H2O + N2O4
NaF + Ag(NO3) = NaNO3 + AgF =>
NaF + Ag(NO3) = NaNO3 + AgF
KCl + H2 = H2Cl + K =>
KCl + H2 = H2Cl + K
Fe3NO3 + Li = Fe3LiNO3 =>
Fe3NO3 + Li = Fe3LiNO3
KCl + ZnSO4 = KSO4 + ZnCl =>
KCl + ZnSO4 = KSO4 + ZnCl
Al + Fe(NO3)2 = Al(NO3) + Fe =>
2 Al + Fe(NO3)2 = 2 Al(NO3) + Fe
C18H22O6 + O2 = CO2 + H2O =>
2 C18H22O6 + 41 O2 = 36 CO2 + 22 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
HNO3HNO2 = H2O + N2O4 =>
HNO3HNO2 = H2O + N2O4
NH4 + OH = H2O + N2H4 =>
2 NH4 + 4 OH = 4 H2O + N2H4
HNO3 + NaOH = H2O4 + NaN =>
HNO3 + NaOH = H2O4 + NaN
K + SO2 = K2S + K2O =>
6 K + SO2 = K2S + 2 K2O
Al3 + Br2 = BrAl =>
2 Al3 + 3 Br2 = 6 BrAl
Al(PO4) + Ca(SO4) = Ca3(PO4)2 + Al2(SO4)3 =>
2 Al(PO4) + 3 Ca(SO4) = Ca3(PO4)2 + Al2(SO4)3
HCO3Ag + Ni = HCO3Ni + Ag =>
HCO3Ag + Ni = HCO3Ni + Ag
Cu + HSO4 = Cu3SO4 + SO2 + H2O =>
9 Cu + 4 HSO4 = 3 Cu3SO4 + SO2 + 2 H2O
HgCl2 + Fe = Fe{2+} + Cl{-} + Hg =>
HgCl2 + Fe = Fe{2+} + 2 Cl{-} + Hg
K2SO3 + CaCl2 = KCl + Ca(SO3) =>
K2SO3 + CaCl2 = 2 KCl + Ca(SO3)
H2CO3 + Tc(OH)7 = Tc2(CO3)7 + H2O =>
7 H2CO3 + 2 Tc(OH)7 = Tc2(CO3)7 + 14 H2O
Fe(NO3)3(aq) + NaI(aq) = FeI3(s) + NaNO3(aq) =>
Fe(NO3)3(aq) + 3 NaI(aq) = FeI3(s) + 3 NaNO3(aq)
C6H7NO + C4H6O3 = C17H21NO4 + H2O + O2 =>
4 C6H7NO + 11 C4H6O3 = 4 C17H21NO4 + 5 H2O + 8 O2
C3H8O3 + CrO7 + H{+} = Cr3{+} + CO2 + H2O =>
41 C3H8O3 + 42 CrO7 + 14 H{+} = 14 Cr3{+} + 123 CO2 + 171 H2O
K2Cr2O7 + KBr + H2SO4 = Cr(SO4) + K2SO4 + Br2 + H2O =>
K2Cr2O7 + 8 KBr + 7 H2SO4 = 2 Cr(SO4) + 5 K2SO4 + 4 Br2 + 7 H2O
I2 + HNO3(k) = HIO3 + NO2 + H2O =>
I2 + 10 HNO3(k) = 2 HIO3 + 10 NO2 + 4 H2O
Ba + P = Ba2P =>
2 Ba + P = Ba2P
Cu(NO3)2 = CuO + N2O2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 2 N2O2 + 3 O2
S{2-} + H2O2 = SO{2-}4 + H2O =>
S{2-} + H2O2 = SO{2-}4 + H2O
C14H22O7 + KClO4 = H2O + CO2 + KCl =>
C14H22O7 + 8 KClO4 = 11 H2O + 14 CO2 + 8 KCl
Ba + P = Ba2P =>
2 Ba + P = Ba2P
Ca(OH)2 + I2 = Ca(OI)2 + CaI2 + H2O =>
2 Ca(OH)2 + 2 I2 = Ca(OI)2 + CaI2 + 2 H2O
Al(s) + HCl = AlCl3(s) + H2(g) =>
2 Al(s) + 6 HCl = 2 AlCl3(s) + 3 H2(g)
H2 + MnI3 = Mn + HI =>
3 H2 + 2 MnI3 = 2 Mn + 6 HI
KPF6 + LiBF4 = LiPF6 + KBF4 =>
KPF6 + LiBF4 = LiPF6 + KBF4
Al + NiO = Al2O3 + Ni =>
2 Al + 3 NiO = Al2O3 + 3 Ni
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
K4Fe(CN)6 + Pb(NO3)2 = K4Fe(NO3)6 + Pb(CN)2 =>
K4Fe(CN)6 + 3 Pb(NO3)2 = K4Fe(NO3)6 + 3 Pb(CN)2
Fe(ClO3)2 + (Ag)2CO3 = FeCO3 + AgClO3 =>
Fe(ClO3)2 + (Ag)2CO3 = FeCO3 + 2 AgClO3
Fe(NO3)3 + K2CO3 = FeCO3 + K + NO3 =>
Fe(NO3)3 + K2CO3 = FeCO3 + 2 K + 3 NO3
Fe2(SO4)3 + Na2SO3 + H2O = FeSO4 + Na2SO4 + H2SO4 =>
Fe2(SO4)3 + Na2SO3 + H2O = 2 FeSO4 + Na2SO4 + H2SO4
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Équations équilibrées sur02/07/25
Équations équilibrées sur03/09/24
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