| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Li + 2 H2O = 2 LiOH + H2
Si2H6 + H2O = Si(OH)2 + H2 =>
Si2H6 + 4 H2O = 2 Si(OH)2 + 5 H2
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
FeH3 + HCl = FeCl3 + H2 =>
FeH3 + 3 HCl = FeCl3 + 3 H2
H2SO4 + MgO = H2O + MgSO4 =>
H2SO4 + MgO = H2O + MgSO4
BaOHNO3 + KHSO4 = KNO3 + H2O + BaSO4 =>
BaOHNO3 + KHSO4 = KNO3 + H2O + BaSO4
Mg(NO3)2(aq) + NaOH(aq) = Mg(OH)2(s) + NaNO3(aq) =>
Mg(NO3)2(aq) + 2 NaOH(aq) = Mg(OH)2(s) + 2 NaNO3(aq)
Mg3(PO4)2 + KCl = MgCl2 + K3(PO4) =>
Mg3(PO4)2 + 6 KCl = 3 MgCl2 + 2 K3(PO4)
Pb(NO3)2 + Na2SO4 = NaNO3 + PbSO4 =>
Pb(NO3)2 + Na2SO4 = 2 NaNO3 + PbSO4
HCI(aq) + KOH(aq) = H2O(l) + KCI(aq) =>
HCI(aq) + KOH(aq) = H2O(l) + KCI(aq)
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
SeO + H2O = H2Se + O2 =>
SeO + H2O = H2Se + O2
Fe2CI + Na + S = FeS + NaCI =>
Fe2CI + Na + 2 S = 2 FeS + NaCI
BaCl2 + F = BaF2 + Cl2 =>
BaCl2 + 2 F = BaF2 + Cl2
HBr + Cu = HBrCu =>
HBr + Cu = HBrCu
Na2SO4 + HOH = NaOH + H2SO4 =>
Na2SO4 + 2 HOH = 2 NaOH + H2SO4
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
CaCo3 + HCl = CaCl2 + H2Co3 =>
CaCo3 + 2 HCl = CaCl2 + H2Co3
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
KBr + Fe(OH){+3} = KOH + FeBr{+3} =>
KBr + Fe(OH){+3} = KOH + FeBr{+3}
Cu + FeSO4 = CuSO4 + Fe =>
Cu + FeSO4 = CuSO4 + Fe
C6H10O4S2 + O2 = CO2 + H2O + SO4 =>
2 C6H10O4S2 + 21 O2 = 12 CO2 + 10 H2O + 4 SO4
Al + MgCl2 + H2O = AlCl3 + Mg(OH)2 + H2 =>
2 Al + 3 MgCl2 + 6 H2O = 2 AlCl3 + 3 Mg(OH)2 + 3 H2
AgNO3 + KClO3 = AgCl + KNO3 + O2 =>
2 AgNO3 + 2 KClO3 = 2 AgCl + 2 KNO3 + 3 O2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
P + O8 = P4O10 =>
16 P + 5 O8 = 4 P4O10
B + NaOH = Na2B4O7 + H2 + Na2O =>
4 B + 12 NaOH = Na2B4O7 + 6 H2 + 5 Na2O
C2H6 = C + H2 =>
C2H6 = 2 C + 3 H2
Fe(ClO3)3 + Li2O = LiClO3 + Fe2O3 =>
2 Fe(ClO3)3 + 3 Li2O = 6 LiClO3 + Fe2O3
CuCl2 + Al = AlCl3 + Cu =>
3 CuCl2 + 2 Al = 2 AlCl3 + 3 Cu
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ba(NO3)2(aq) + NiSO4(aq) = BaSO4 + Ni(NO3)2 =>
Ba(NO3)2(aq) + NiSO4(aq) = BaSO4 + Ni(NO3)2
C6H14(ac)AgNO3(ac) = C6NO3AgH14 =>
C6H14(ac)AgNO3(ac) = C6NO3AgH14
NH3 + O2 = HNO3 + H2O =>
NH3 + 2 O2 = HNO3 + H2O
FeSO4*7H2O + KNO3 + KOH = Fe3O4 + K2SO4 + NO2 + H2O =>
3 FeSO4*7H2O + 2 KNO3 + 4 KOH = Fe3O4 + 3 K2SO4 + 2 NO2 + 23 H2O
BaCl2 + F = BaF2 + Cl2 =>
BaCl2 + 2 F = BaF2 + Cl2
FeCl2 + HNO3 + HCl = FeCl3 + NO + H2O =>
3 FeCl2 + HNO3 + 3 HCl = 3 FeCl3 + NO + 2 H2O
K2SO2(aq) + H2SO4(aq) = K2SO4 + SO2 + H2 =>
K2SO2(aq) + H2SO4(aq) = K2SO4 + SO2 + H2
Mg{2+} + I{-} = MgI2 =>
Mg{2+} + 2 I{-} = MgI2
CH3CHOHCH2OH + O2 = CO2 + H2O =>
CH3CHOHCH2OH + 4 O2 = 3 CO2 + 4 H2O
BaO + H2SO4 = BaSO4 + H2O =>
BaO + H2SO4 = BaSO4 + H2O
Mg + AlCl3 = Al + MgCl2 =>
3 Mg + 2 AlCl3 = 2 Al + 3 MgCl2
(CH3CH2COO)2Cu + NaOH = CH3CH2COONa + Cu(OH)2 =>
(CH3CH2COO)2Cu + 2 NaOH = 2 CH3CH2COONa + Cu(OH)2
Mg + S4 = MgS =>
4 Mg + S4 = 4 MgS
C2H5OH + K2Cr2O7 + H2SO4 = HCOOH + Cr2(SO4)3 + H2O + K2SO4 =>
3 C2H5OH + 4 K2Cr2O7 + 16 H2SO4 = 6 HCOOH + 4 Cr2(SO4)3 + 19 H2O + 4 K2SO4
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
Al + Cu(Cl)2 = Al(Cl)3 + Cu =>
2 Al + 3 Cu(Cl)2 = 2 Al(Cl)3 + 3 Cu
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
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Équations équilibrées sur10/18/24
Équations équilibrées sur11/17/23
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