| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2O3 + 2 Al = 2 Fe + Al2O3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
HI(g) = H(g) + I(g) =>
HI(g) = H(g) + I(g)
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Fe(NO3)3(aq) + NaCl(aq) = NaNO3(aq) + FeCl3(s) =>
Fe(NO3)3(aq) + 3 NaCl(aq) = 3 NaNO3(aq) + FeCl3(s)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ca3(PO4)22 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)22 + 6 SiO2 + 170 C = 6 CaSiO3 + 11 P4 + 170 CO
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
Br2 + CaI2 = I2 + CaBr2 =>
Br2 + CaI2 = I2 + CaBr2
Al(OH)3(s) + H2SO4(aq) = Al2(SO4)3(aq) + H2O(l) =>
2 Al(OH)3(s) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 6 H2O(l)
Si(OH)4 + NaBr = SiBr4 + NaOH =>
Si(OH)4 + 4 NaBr = SiBr4 + 4 NaOH
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na + MgCl2 = Mg + NaCl =>
2 Na + MgCl2 = Mg + 2 NaCl
Al + Pb(NO3)2 = Al(NO3)2 + Pb =>
Al + Pb(NO3)2 = Al(NO3)2 + Pb
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Ca3(PO4)2(s) + SiO2(s) + C(s) = CaSiO3(s) + P4(s) + CO(g) =>
2 Ca3(PO4)2(s) + 6 SiO2(s) + 10 C(s) = 6 CaSiO3(s) + P4(s) + 10 CO(g)
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
CaO + P4O10 = Ca3(PO4)2 =>
6 CaO + P4O10 = 2 Ca3(PO4)2
Mg(s) + N2(g) = Mg3N2(s) =>
3 Mg(s) + N2(g) = Mg3N2(s)
KClO3 = KClO + O2 =>
KClO3 = KClO + O2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
Ag2O(s) = Ag(s) + O2(g) =>
2 Ag2O(s) = 4 Ag(s) + O2(g)
Cu(NO3)2 + Zn = Zn(NO3)2 + Cu =>
Cu(NO3)2 + Zn = Zn(NO3)2 + Cu
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
F2 + H2O = OF2 + HF =>
2 F2 + H2O = OF2 + 2 HF
AlBr3(aq) + Mg(OH)2(aq) = Al(OH)3(s) + MgBr2(aq) =>
2 AlBr3(aq) + 3 Mg(OH)2(aq) = 2 Al(OH)3(s) + 3 MgBr2(aq)
C2H6 + O2 = CO2 + H20 =>
10 C2H6 + 20 O2 = 20 CO2 + 3 H20
Mn(NO2)2 + BeCl2 = Be(NO2)2 + MnCl2 =>
Mn(NO2)2 + BeCl2 = Be(NO2)2 + MnCl2
Br2 + CaI2 = I2 + CaBr2 =>
Br2 + CaI2 = I2 + CaBr2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mg2C3 + H2O = Mg(OH)2 + C3H4 =>
Mg2C3 + 4 H2O = 2 Mg(OH)2 + C3H4
Ca(OCl)2 + KI + HCl = I2 + CaCl2 + KCl + H2O =>
Ca(OCl)2 + 4 KI + 4 HCl = 2 I2 + CaCl2 + 4 KCl + 2 H2O
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
Mg + O = MgO =>
Mg + O = MgO
Cu(s) + S(s) = CuS(s) =>
Cu(s) + S(s) = CuS(s)
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
H2 + I2 = HI =>
H2 + I2 = 2 HI
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
AlBr3(aq) + Mg(OH)2(aq) = Al(OH)3(s) + MgBr2(aq) =>
2 AlBr3(aq) + 3 Mg(OH)2(aq) = 2 Al(OH)3(s) + 3 MgBr2(aq)
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
NH4Br + Pb(CH3COO)2 = NH4(CH3COO) + PbBr2 =>
2 NH4Br + Pb(CH3COO)2 = 2 NH4(CH3COO) + PbBr2
Pb(ClO2)4 + Zn(SO4) = Pb(SO4)2 + Zn(ClO2)2 =>
Pb(ClO2)4 + 2 Zn(SO4) = Pb(SO4)2 + 2 Zn(ClO2)2
K2Cr2O7 + H2O + S = SO2 + KOH + Cr2O3 =>
2 K2Cr2O7 + 2 H2O + 3 S = 3 SO2 + 4 KOH + 2 Cr2O3
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/05/19
Équations équilibrées sur02/04/18
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