| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Li(s) + 2 H2O(l) = H2(g) + 2 LiOH(aq)
K2CO3 + HNO3 = KNO3 + H2O + CO2 =>
K2CO3 + 2 HNO3 = 2 KNO3 + H2O + CO2
Al(HCO3)3(s) = Al2(CO3)3(s) + CO2(g) + H2O(g) =>
2 Al(HCO3)3(s) = Al2(CO3)3(s) + 3 CO2(g) + 3 H2O(g)
Mg + CuSO4 = MgSO4 + Cu =>
Mg + CuSO4 = MgSO4 + Cu
CaSi2 + SbCl3 = Si + Sb + CaCl2 =>
3 CaSi2 + 2 SbCl3 = 6 Si + 2 Sb + 3 CaCl2
LiAlH4 + AlCl3 = AlH3 + LiCl =>
3 LiAlH4 + AlCl3 = 4 AlH3 + 3 LiCl
NaI + H2SO4 = H2S + I2 + Na2SO4 + H2O =>
8 NaI + 5 H2SO4 = H2S + 4 I2 + 4 Na2SO4 + 4 H2O
As2O3 + C = CO2 + As =>
2 As2O3 + 3 C = 3 CO2 + 4 As
Br2(l) + KI(aq) = I2(s) + KBr(aq) =>
Br2(l) + 2 KI(aq) = I2(s) + 2 KBr(aq)
As2O3 + C = CO2 + As =>
2 As2O3 + 3 C = 3 CO2 + 4 As
Al2(SO4)3(aq) + Na2CO3(aq) = Al2CO3(s) + Na2(SO4)3(aq) =>
Al2(SO4)3(aq) + Na2CO3(aq) = Al2CO3(s) + Na2(SO4)3(aq)
CaSi2 + SbCl3 = Si + Sb + CaCl2 =>
3 CaSi2 + 2 SbCl3 = 6 Si + 2 Sb + 3 CaCl2
NaI + H2SO4 = H2O + H2S + I2 + Na2SO4 =>
8 NaI + 5 H2SO4 = 4 H2O + H2S + 4 I2 + 4 Na2SO4
KL + H2SO4 = KSO4 + H2L =>
KL + H2SO4 = KSO4 + H2L
Mg + H2S = MgS + H2 =>
Mg + H2S = MgS + H2
Cu(s) + HCl(aq) = CuCl2(aq) + H2(g) =>
Cu(s) + 2 HCl(aq) = CuCl2(aq) + H2(g)
Na2SO4 + C = Na2S + CO2 =>
Na2SO4 + 2 C = Na2S + 2 CO2
H3PO4 + H2O = H3O + HPO4 =>
H3PO4 + 2 H2O = 2 H3O + HPO4
Al(s) + H2SO4(aq) = Al2(SO4)3(aq) + H2(g) =>
2 Al(s) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 3 H2(g)
NaOH + Ba = BaO + H + Na =>
NaOH + Ba = BaO + H + Na
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
TiCl3 + H2S = Ti2S + S + HCl =>
2 TiCl3 + 3 H2S = Ti2S + 2 S + 6 HCl
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
NaOH + Ba = BaO + H2 + Na =>
2 NaOH + 2 Ba = 2 BaO + H2 + 2 Na
BaCl2(aq) + Na2CO3(aq) = BaCO3(s) + Na2Cl2(aq) =>
BaCl2(aq) + Na2CO3(aq) = BaCO3(s) + Na2Cl2(aq)
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
H2SO4 + Na2CO3 = H2O + CO2 + Na2SO4 =>
H2SO4 + Na2CO3 = H2O + CO2 + Na2SO4
Sr(s) + H2O(l) = H2(g) + Sr(OH)2(aq) =>
Sr(s) + 2 H2O(l) = H2(g) + Sr(OH)2(aq)
H2SO4 + Na2CO3 = H2O + CO2 + Na2SO4 =>
H2SO4 + Na2CO3 = H2O + CO2 + Na2SO4
H2SO4 + NaHCO3 = H2O + CO2 + Na2SO4 =>
H2SO4 + 2 NaHCO3 = 2 H2O + 2 CO2 + Na2SO4
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
AlCl + AgNO3 = AgCl + Al(NO3) =>
AlCl + AgNO3 = AgCl + Al(NO3)
Ca(OH)2 + AgNO3 = Ca(NO3)2 + Ag2O + H2O =>
Ca(OH)2 + 2 AgNO3 = Ca(NO3)2 + Ag2O + H2O
BaCl2(aq) + AgNO3(aq) = AgCl2(s) + BaNO3(aq) =>
BaCl2(aq) + AgNO3(aq) = AgCl2(s) + BaNO3(aq)
Ce(OH)4 + HCl = CeCl3 + Cl2 + H2O =>
2 Ce(OH)4 + 8 HCl = 2 CeCl3 + Cl2 + 8 H2O
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
H2SO4 + CaCO3 = H2O + CO2 + CaSO4 =>
H2SO4 + CaCO3 = H2O + CO2 + CaSO4
Mg(s) + ZnBr2(aq) = BrMg + Zn =>
2 Mg(s) + ZnBr2(aq) = 2 BrMg + Zn
K2C8H12O4 + H2SO4 = C8H14O4 + K2SO4 =>
K2C8H12O4 + H2SO4 = C8H14O4 + K2SO4
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
ReO3 + KOH = KReO4 + K2ReO3 + H2O =>
3 ReO3 + 4 KOH = 2 KReO4 + K2ReO3 + 2 H2O
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
K(s) + Cl2(g) = KCl(s) =>
2 K(s) + Cl2(g) = 2 KCl(s)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Ag + OH = Ag(OH)2 =>
Ag + 2 OH = Ag(OH)2
Ag + (OH)2 = Ag(OH)2 =>
Ag + (OH)2 = Ag(OH)2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Te + HNO3 = HTeO4 + NO + H2O =>
3 Te + 7 HNO3 = 3 HTeO4 + 7 NO + 2 H2O
Na2SO4(aq) + CaCl2(aq) = CaSO4(s) + NaCl(aq) =>
Na2SO4(aq) + CaCl2(aq) = CaSO4(s) + 2 NaCl(aq)
Ag{+} + Cl{-} = AgCl =>
Ag{+} + Cl{-} = AgCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/06/12
Équations équilibrées sur11/05/11
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