| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HClO4 + Ba(HCO3)2 = 2 H2O + 2 CO2 + Ba(ClO4)2
Ni(s) + O2(g) = NiO2 =>
Ni(s) + O2(g) = NiO2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
W + N2 = WN =>
2 W + N2 = 2 WN
KCl = K + Cl =>
KCl = K + Cl
Al2O3 + CH4 = Al + H2O + CO2 =>
4 Al2O3 + 3 CH4 = 8 Al + 6 H2O + 3 CO2
Cu{2+} + Cl{-} = CuCl2 =>
Cu{2+} + 2 Cl{-} = CuCl2
FeSO4 + MgCl2 = MgSO4 + FeCl2 =>
FeSO4 + MgCl2 = MgSO4 + FeCl2
Cd + Na2CO3 = CdCO3 + Na =>
Cd + Na2CO3 = CdCO3 + 2 Na
Al(NO3)3 + K2CO3 = Al2(CO3)3 + KNO3 =>
2 Al(NO3)3 + 3 K2CO3 = Al2(CO3)3 + 6 KNO3
Cl2(aq) + KBr(aq) = KCl(aq) + Br2(aq) =>
Cl2(aq) + 2 KBr(aq) = 2 KCl(aq) + Br2(aq)
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
K + Cr = KCr =>
K + Cr = KCr
Cl2 + CaCO3 = CaCl2 + Cl2O + CO2 =>
2 Cl2 + CaCO3 = CaCl2 + Cl2O + CO2
Ni(OH)2 = NiO + H2O =>
Ni(OH)2 = NiO + H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Ca + Al(NO3)3 = Ca(NO3)2 + Al =>
3 Ca + 2 Al(NO3)3 = 3 Ca(NO3)2 + 2 Al
NH4Br + Co(CH3COO)2 = NH4(CH3COO) + CoBr2 =>
2 NH4Br + Co(CH3COO)2 = 2 NH4(CH3COO) + CoBr2
H2PO4 + Ba(OH)2 = BaPO4 + HOH =>
H2PO4 + Ba(OH)2 = BaPO4 + 2 HOH
KMnO4 + Na2SO3 + H2SO4 = MnSO4 + H2O + K2SO4 + Na2SO4 =>
2 KMnO4 + 5 Na2SO3 + 3 H2SO4 = 2 MnSO4 + 3 H2O + K2SO4 + 5 Na2SO4
SO2 + O2 + H2SO4 = SHO4 =>
SO2 + O2 + H2SO4 = 2 SHO4
Au2O3 + CaSO4 = Au2(SO4)3 + CaO =>
Au2O3 + 3 CaSO4 = Au2(SO4)3 + 3 CaO
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
Al2O3 + Mg(OH)2 = Al(OH)3 + MgO =>
Al2O3 + 3 Mg(OH)2 = 2 Al(OH)3 + 3 MgO
FeBr3(aq) + H2SO4(aq) = Fe2(SO4)3(aq) + HBr(aq) =>
2 FeBr3(aq) + 3 H2SO4(aq) = Fe2(SO4)3(aq) + 6 HBr(aq)
BaNO3 + CuCl2 = BaCl2 + NO3Cu =>
BaNO3 + CuCl2 = BaCl2 + NO3Cu
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
NaO + H2O = NaOH + OH =>
NaO + H2O = NaOH + OH
CH4 + HOH = CH3OH + H2 =>
CH4 + HOH = CH3OH + H2
AgOH + H2SO3 = Ag2SO3 + H2O =>
2 AgOH + H2SO3 = Ag2SO3 + 2 H2O
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
N3OH + H3O{+} = NH4{+} + N2O + H2O =>
4 N3OH + 2 H3O{+} = 2 NH4{+} + 5 N2O + H2O
MnSO4 + (NH3*H2O) = Mn(OH)2 + (NH4)2SO4 =>
MnSO4 + 2(NH3*H2O) = Mn(OH)2 + (NH4)2SO4
P2O5 + BaO = Ba3(PO4)2(cr) =>
P2O5 + 3 BaO = Ba3(PO4)2(cr)
Hg + N = Hg3N2 =>
3 Hg + 2 N = Hg3N2
MnO2 + FeSO4 = MnSO4 + Fe2O4 =>
2 MnO2 + 2 FeSO4 = 2 MnSO4 + Fe2O4
A5 + B2 = A6B4 =>
6 A5 + 10 B2 = 5 A6B4
Cr(NH3)6(SO4) + H2S2O8 = (NH4)2CrO4 + N2 + SO2 + H2O =>
3 Cr(NH3)6(SO4) + 7 H2S2O8 = 3(NH4)2CrO4 + 6 N2 + 17 SO2 + 22 H2O
Ac + O2 = Ac2O3 =>
4 Ac + 3 O2 = 2 Ac2O3
Fe(SO4) + Ni = Ni(SO4) + Fe =>
Fe(SO4) + Ni = Ni(SO4) + Fe
CdHO = Cd + H2 + O2 =>
2 CdHO = 2 Cd + H2 + O2
Na + OH + Cr2O3 = NaO + Cr2(OH)3 =>
3 Na + 3 OH + Cr2O3 = 3 NaO + Cr2(OH)3
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
KI + HCl = KCl + H2I2 =>
2 KI + 2 HCl = 2 KCl + H2I2
C3H8O3 + KMnO4 + H2SO4 = MnSO4 + CO2 + K2SO4 + H2O =>
5 C3H8O3 + 14 KMnO4 + 21 H2SO4 = 14 MnSO4 + 15 CO2 + 7 K2SO4 + 41 H2O
NaC1 + A1 = A1C13 + Na =>
13 NaC1 + A1 = A1C13 + 13 Na
KBr + H2SO4 = K2SO4 + HBr =>
2 KBr + H2SO4 = K2SO4 + 2 HBr
HNO2(aq) + Ba(OH)2(aq) = Ba(NO2)2(aq) + H2O(l) =>
2 HNO2(aq) + Ba(OH)2(aq) = Ba(NO2)2(aq) + 2 H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/16/24
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