| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 6 NaOH = 2 Al(ONa)3 + 3 H2
Cd(OH)2 + HCl = HOH + CdCl2 =>
Cd(OH)2 + 2 HCl = 2 HOH + CdCl2
C11H5O3N2 + O2 = CO2 + H2 + N2 =>
2 C11H5O3N2 + 19 O2 = 22 CO2 + 5 H2 + 2 N2
MgO(g) + Fe(s) = Fe2O3 + Mg =>
3 MgO(g) + 2 Fe(s) = Fe2O3 + 3 Mg
K2O + H2O = H2O2 + K2 =>
K2O + H2O = H2O2 + K2
C2H4O + NHO3 = C2H4O2 + NO + H2O =>
3 C2H4O + 2 NHO3 = 3 C2H4O2 + 2 NO + H2O
H2SO4 + Al = H2SO4Al =>
H2SO4 + Al = H2SO4Al
CaCO3 + AgNO3 = CaNO3 + AgCO3 =>
CaCO3 + AgNO3 = CaNO3 + AgCO3
K2(SO4) + Na2CrO4 = K2CrO4 + Na2SO4 =>
K2(SO4) + Na2CrO4 = K2CrO4 + Na2SO4
NaOH + Pb(NO3)2 = Na2Pb + OHNO3 =>
2 NaOH + Pb(NO3)2 = Na2Pb + 2 OHNO3
AlOH + O2 = AlO3 + H2O =>
4 AlOH + 5 O2 = 4 AlO3 + 2 H2O
Rb + N = Rb3N =>
3 Rb + N = Rb3N
H2C204 + KMnO4 = CO2 + K2(CO3) + Mn02 + H2O =>
7 H2C204 + 818 KMnO4 = 1019 CO2 + 409 K2(CO3) + 409 Mn02 + 7 H2O
NiCl2 + O2 = Ni0 + Cl2O5 =>
2 NiCl2 + 5 O2 = 2 Ni0 + 2 Cl2O5
SO4{2-} + Zn + H{+} = S{2-} + Zn{2+} + H2O =>
SO4{2-} + 4 Zn + 8 H{+} = S{2-} + 4 Zn{2+} + 4 H2O
CuSO4 + H2O + C6H12O6 = Cu2O + H2SO4 + C6H12O7 =>
2 CuSO4 + 2 H2O + C6H12O6 = Cu2O + 2 H2SO4 + C6H12O7
Ce(OH)3 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + H2O + CeO2 =>
10 Ce(OH)3 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 18 H2O + 10 CeO2
N2 + Mn = Mn3N5 =>
5 N2 + 6 Mn = 2 Mn3N5
CuF2 + Ca = CaF + Cu =>
CuF2 + 2 Ca = 2 CaF + Cu
SO2 + Br2 + H2O = H{+]+SO4{2-}+Br{-} =>
SO2 + Br2 + 2 H2O = 4 H{+]+SO4{2-}+2Br{-}
Fe(OH)2 + H2O2(ag) = Fe(OH)3(ag) =>
2 Fe(OH)2 + H2O2(ag) = 2 Fe(OH)3(ag)
NaBF4 + B2H6 = BF3 + NaH =>
6 NaBF4 + B2H6 = 8 BF3 + 6 NaH
CuCl2 + NH3 = Cu(NH3)6 + Cl2 =>
CuCl2 + 6 NH3 = Cu(NH3)6 + Cl2
KOH + P2O5 = H2O + K3PO4 =>
6 KOH + P2O5 = 3 H2O + 2 K3PO4
CuCl2 + Fe(NO3)2 = Cu(NO3)2 + FeCl2 =>
CuCl2 + Fe(NO3)2 = Cu(NO3)2 + FeCl2
HBr + Cr2O3 = CrBr3 + H2O =>
6 HBr + Cr2O3 = 2 CrBr3 + 3 H2O
Mg(NO3)2 = Mg + NO2 + O =>
Mg(NO3)2 = Mg + 2 NO2 + 2 O
Cr2 + SO4 + (NH4)3PO4 = CrPO4 + (NH4)2SO4 =>
Cr2 + 3 SO4 + 2(NH4)3PO4 = 2 CrPO4 + 3(NH4)2SO4
H2AsO4 + SnCl2 + HCl = As + H2(SnCl6) + H2O =>
H2AsO4 + 3 SnCl2 + 12 HCl = As + 3 H2(SnCl6) + 4 H2O
NCl2 + Ba(OH)2 = BaCl2 + N(OH)2 =>
NCl2 + Ba(OH)2 = BaCl2 + N(OH)2
HCl + ZnO = ZnCl2H2O =>
2 HCl + ZnO = ZnCl2H2O
NaOH(aq) + Pb(NO3)2(aq) = Pb(OH)2 + Na + NO3 =>
2 NaOH(aq) + Pb(NO3)2(aq) = Pb(OH)2 + 2 Na + 2 NO3
CH + O2(g) = CO + H2O =>
4 CH + 3 O2(g) = 4 CO + 2 H2O
HCl + Cu(NO2)3 = CuCl + H(NO2)3 =>
HCl + Cu(NO2)3 = CuCl + H(NO2)3
Ge + S = Ge2S4 =>
2 Ge + 4 S = Ge2S4
CO2 + NaOH = H2O + Na2CO3 =>
CO2 + 2 NaOH = H2O + Na2CO3
KOH + H3PO3 = H2O + K3PO3 =>
3 KOH + H3PO3 = 3 H2O + K3PO3
Zn3(AsO4)2 + H2O = H3AsO4 + Zn(OH)2 =>
Zn3(AsO4)2 + 6 H2O = 2 H3AsO4 + 3 Zn(OH)2
NH4NO3 + CH2 = CO2 + H2O + N2 =>
3 NH4NO3 + CH2 = CO2 + 7 H2O + 3 N2
N2O3 + H2O = H2N2O4 =>
N2O3 + H2O = H2N2O4
HI(aq) + LiHSO3(aq) = H2O(l) + SO2(g) + LiI(aq) =>
HI(aq) + LiHSO3(aq) = H2O(l) + SO2(g) + LiI(aq)
As2S3 + KOH = AsS2{-} + AsO2{-} + K{+} + H{+} =>
2 As2S3 + 2 KOH = 3 AsS2{-} + AsO2{-} + 2 K{+} + 2 H{+}
Al(s) + S(S) = AlS(s) =>
2 Al(s) + S(S) = 2 AlS(s)
MgSO4 + NH3 = Mg(OH)2 + NHSO2 =>
MgSO4 + NH3 = Mg(OH)2 + NHSO2
Al + Na2(SO4) = Al2(SO4)3 + Na =>
2 Al + 3 Na2(SO4) = Al2(SO4)3 + 6 Na
Al + AgNO3(aq) = Al(NO3)3(aq) + Ag(s) =>
Al + 3 AgNO3(aq) = Al(NO3)3(aq) + 3 Ag(s)
H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
Pb + AgCl = Cl2 + PbAg2 =>
Pb + 2 AgCl = Cl2 + PbAg2
SnCl3 + HgCl2 = HgCl + SnCl4 =>
SnCl3 + HgCl2 = HgCl + SnCl4
C3H8O3 = C10H22O + CO2 + H2O =>
30 C3H8O3 = 7 C10H22O + 20 CO2 + 43 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/26/25
Équations équilibrées sur02/25/24
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