| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 3 H2So4 = Al2(So4)3 + 3 H2
HI(aq) + KOH(aq) = KI(aq) + H2O(l) =>
HI(aq) + KOH(aq) = KI(aq) + H2O(l)
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Mg + H2O = MgO + H2 =>
Mg + H2O = MgO + H2
Fe{3+} + HPO4{2-} = Fe2(HPO4)3 =>
2 Fe{3+} + 3 HPO4{2-} = Fe2(HPO4)3
H7IO7 + Al(OH)3 = Al7(IO7)3 + H2O =>
3 H7IO7 + 7 Al(OH)3 = Al7(IO7)3 + 21 H2O
H2SO4 + Mg(OH)2 = SO4Mg + H2O =>
H2SO4 + Mg(OH)2 = SO4Mg + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HI(aq) + KOH(aq) = H2O(l) + KI(aq) =>
HI(aq) + KOH(aq) = H2O(l) + KI(aq)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
AgNo3 + CaCl2 = AgCl + Ca(No3)2 =>
2 AgNo3 + CaCl2 = 2 AgCl + Ca(No3)2
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
C4H10 + O2 = C + H2O =>
2 C4H10 + 5 O2 = 8 C + 10 H2O
BaCl2 + AgNO3 = Ba(NO3)2 + AgCl =>
BaCl2 + 2 AgNO3 = Ba(NO3)2 + 2 AgCl
C4H6O6 + NaOH = H3O + C4H5O6 + Na =>
2 C4H6O6 + NaOH = H3O + 2 C4H5O6 + Na
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
KCrO2 + Br2 + KOH = K2CrO4 + KBr + H2O =>
2 KCrO2 + 3 Br2 + 8 KOH = 2 K2CrO4 + 6 KBr + 4 H2O
Na2SO4(aq) + CaI2(aq) = CaSO4(s) + NaI(aq) =>
Na2SO4(aq) + CaI2(aq) = CaSO4(s) + 2 NaI(aq)
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
H7IO7 + Al(OH)3 = Al7(IO7)3 + H2O =>
3 H7IO7 + 7 Al(OH)3 = Al7(IO7)3 + 21 H2O
Na2CO3 + CoCl2 = NaCl + CoCO3 =>
Na2CO3 + CoCl2 = 2 NaCl + CoCO3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
C2H6 + O2 = C2H5OH =>
2 C2H6 + O2 = 2 C2H5OH
HCl + Mg(OH)2 = H2O + MgCl2 =>
2 HCl + Mg(OH)2 = 2 H2O + MgCl2
Al + HCl = AlCl + H =>
Al + HCl = AlCl + H
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
HCO3 = CO2 + HO =>
HCO3 = CO2 + HO
SO2 = S2O4 =>
2 SO2 = S2O4
Pb + Na3PO4 = Na + Pb3(PO4)4 =>
3 Pb + 4 Na3PO4 = 12 Na + Pb3(PO4)4
CaCO3 + H3PO4 = Ca3(PO4)2 + CO2 + H2O =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 CO2 + 3 H2O
C6H12O6 = C3H6O3 =>
C6H12O6 = 2 C3H6O3
Mg3N2 + H2O = MgO + NH3 =>
Mg3N2 + 3 H2O = 3 MgO + 2 NH3
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Pb + Na3PO4 = Na + Pb3(PO4)4 =>
3 Pb + 4 Na3PO4 = 12 Na + Pb3(PO4)4
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
CaCO3 + HCl = CaCl + HCO3 =>
CaCO3 + HCl = CaCl + HCO3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Al + HNO3 = Al(NO3) + NO + H2O =>
3 Al + 4 HNO3 = 3 Al(NO3) + NO + 2 H2O
H2SO4(aq) + NaOH(aq) = H2O(l) + Na2SO4(aq) =>
H2SO4(aq) + 2 NaOH(aq) = 2 H2O(l) + Na2SO4(aq)
CU + HCl = CUCl2 + H2 =>
CU + 2 HCl = CUCl2 + H2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
nitrogen + hydrogen = ammonia =>
N2 + 3 H2 = 2 NH3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
FeCO3 + HBr = H2CO3 + FeBr2 =>
FeCO3 + 2 HBr = H2CO3 + FeBr2
HCO3 = CO2 + HO =>
HCO3 = CO2 + HO
HNO3 + Cr(OH)3 = Cr(NO3)3 + H2O =>
3 HNO3 + Cr(OH)3 = Cr(NO3)3 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/01/15
Équations équilibrées sur03/03/14
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