| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H + (OH)2 = 2 H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
NH4NO3(aq) + Ca(OH)2(s) = Ca(NO3)2(aq) + NH4OH(aq) =>
2 NH4NO3(aq) + Ca(OH)2(s) = Ca(NO3)2(aq) + 2 NH4OH(aq)
K2SO4 + BaCl2 = KCl + BaSO4 =>
K2SO4 + BaCl2 = 2 KCl + BaSO4
H2SO4 + Au(OH)3 = Au2(SO4)3 + H2O =>
3 H2SO4 + 2 Au(OH)3 = Au2(SO4)3 + 6 H2O
CaSiO3(s) + HF(l) = SiF4(g) + CaF2(s) + H2O(l) =>
CaSiO3(s) + 6 HF(l) = SiF4(g) + CaF2(s) + 3 H2O(l)
Na2S2O3 + KMnO4 + H2SO4 = Na2HSO4 + MnSO4 + K2SO4 + H20 =>
80 Na2S2O3 + 100 KMnO4 + 70 H2SO4 = 80 Na2HSO4 + 100 MnSO4 + 50 K2SO4 + 3 H20
PbO2 + HNO3 + Mn(NO3)2 = HMnO4 + Pb(NO3)2 + H2O =>
5 PbO2 + 6 HNO3 + 2 Mn(NO3)2 = 2 HMnO4 + 5 Pb(NO3)2 + 2 H2O
MG + H2O = MGOH + H2 =>
2 MG + 2 H2O = 2 MGOH + H2
CA(OH)2 + H2SO4 = CASO4 + H2O =>
CA(OH)2 + H2SO4 = CASO4 + 2 H2O
CO2 + C = CO =>
CO2 + C = 2 CO
KNO3 + C12H22O11 = CO2 + H2O + KOH + NO =>
16 KNO3 + C12H22O11 = 12 CO2 + 3 H2O + 16 KOH + 16 NO
HCl + As2O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
4 HCl + 3 As2O3 + 4 NaNO3 + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
KNO3 + C12H22O11 = CO2 + H2O + K(OH) + NO =>
16 KNO3 + C12H22O11 = 12 CO2 + 3 H2O + 16 K(OH) + 16 NO
C6H4(OH)2 + C2H402 + C2H7NO2 = C6H7NO + H2O =>
401 C6H4(OH)2 + C2H402 + 602 C2H7NO2 = 602 C6H7NO + 1404 H2O
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
K(s) + Br2(l) = KBr(s) =>
2 K(s) + Br2(l) = 2 KBr(s)
C8H18 + O2 = H2O + CO2 =>
2 C8H18 + 25 O2 = 18 H2O + 16 CO2
(NH4)2CO3 + SrI2 = SrCO3 + NH4I =>
(NH4)2CO3 + SrI2 = SrCO3 + 2 NH4I
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
Cu(OH)2(s) = CuO(s) + H2O(l) =>
Cu(OH)2(s) = CuO(s) + H2O(l)
HCl + As2O3 + NaNO3 + H20 = NO + H2AsO4 + NaCl =>
100 HCl + 40 As2O3 + 100 NaNO3 + 3 H20 = 100 NO + 80 H2AsO4 + 100 NaCl
KMnO4 + KI + H2O = KOH + MnO2 + I2 =>
2 KMnO4 + 6 KI + 4 H2O = 8 KOH + 2 MnO2 + 3 I2
Cr2O7{-2} + Hg2Cl2 + H{+} = Cr{+3} + Hg{+2} + Cl2 + H2O =>
2 Cr2O7{-2} + 3 Hg2Cl2 + 28 H{+} = 4 Cr{+3} + 6 Hg{+2} + 3 Cl2 + 14 H2O
Mg(s) + HCl(ag) = MgCl2(aq) + H2(g) =>
Mg(s) + 2 HCl(ag) = MgCl2(aq) + H2(g)
S + O2 = SO2 =>
S + O2 = SO2
Na2S + Na3PO4 = Na2PO4 + Na3S =>
Na2S + Na3PO4 = Na2PO4 + Na3S
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cr(s) + O2(g) = Cr2O3(s) =>
4 Cr(s) + 3 O2(g) = 2 Cr2O3(s)
NaHSO4 + H2O = NaOH + H2SO4 =>
NaHSO4 + H2O = NaOH + H2SO4
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Ca + S = CaS =>
Ca + S = CaS
Al(s) + H2SO4(aq) = Al2SO4(aq) + H2(g) =>
2 Al(s) + H2SO4(aq) = Al2SO4(aq) + H2(g)
Mg3(BO3)2 + Na = Na3BO3 + Mg =>
Mg3(BO3)2 + 6 Na = 2 Na3BO3 + 3 Mg
H2SO4 + Fe = Fe2(SO4)3 + H2 =>
3 H2SO4 + 2 Fe = Fe2(SO4)3 + 3 H2
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Mg2Si + H2O = Mg(OH)2 + SiH4 =>
Mg2Si + 4 H2O = 2 Mg(OH)2 + SiH4
Mn + O2 = MnO =>
2 Mn + O2 = 2 MnO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Na(s) + H2O(l) = NaOH(aq)¬ + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq)¬ + H2(g)
NaOH(aq) + HC7H5O2(aq) = NaC7H5O2 + H2O(l) =>
NaOH(aq) + HC7H5O2(aq) = NaC7H5O2 + H2O(l)
FeCl3 + H2S = FeCl2 + S + HCl =>
2 FeCl3 + H2S = 2 FeCl2 + S + 2 HCl
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Ba(OH)2 + CO2 = BaCO3 + H2O =>
Ba(OH)2 + CO2 = BaCO3 + H2O
Zn(NO3)2(aq) + K2S(aq) = K2(NO3)2(aq) + ZnS(aq) =>
Zn(NO3)2(aq) + K2S(aq) = K2(NO3)2(aq) + ZnS(aq)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/27/14
Équations équilibrées sur10/27/13
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