| Équations équilibrées la veille | Équations équilibrées le lendemain |
MgO + H2O = Mg(OH)2
K2CrO4 + H2SO4 = K{+} + CrO2(HSO4)2 + H3O{+} + HSO4{-} =>
K2CrO4 + 6 H2SO4 = 2 K{+} + CrO2(HSO4)2 + 2 H3O{+} + 4 HSO4{-}
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
Fe3 + SO4 = Fe3(SO4)3 =>
Fe3 + 3 SO4 = Fe3(SO4)3
C7H15OH + O2 = C + H2O =>
2 C7H15OH + 7 O2 = 14 C + 16 H2O
Mg + AgNO3 = Mg(NO3)2 + Ag =>
Mg + 2 AgNO3 = Mg(NO3)2 + 2 Ag
BrF3 + H2 = HBr + HF =>
BrF3 + 2 H2 = HBr + 3 HF
K2SO4(aq) + BaCl2(aq) = BaSO4(s) + KCl(aq) =>
K2SO4(aq) + BaCl2(aq) = BaSO4(s) + 2 KCl(aq)
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
KBr + Fe(OH)3 = KOH + FeBr3 =>
3 KBr + Fe(OH)3 = 3 KOH + FeBr3
Zn + S = ZnS =>
Zn + S = ZnS
Mg + CuSO4 = MgSO4 + Cu =>
Mg + CuSO4 = MgSO4 + Cu
HNO3 + Na2O = NaNO3 + H2O =>
2 HNO3 + Na2O = 2 NaNO3 + H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
Hg + O = HgO =>
Hg + O = HgO
AgNO3 + KBr = AgBr + KNO3 =>
AgNO3 + KBr = AgBr + KNO3
CuSO4(aq) + Al(s) = Cu(s) + Al2(SO4)3(aq) =>
3 CuSO4(aq) + 2 Al(s) = 3 Cu(s) + Al2(SO4)3(aq)
Hg + O = HgO =>
Hg + O = HgO
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
HCI + NaOH = NaCI + H2O =>
HCI + NaOH = NaCI + H2O
As2O3 + HCl + KMnO4 = As2O5 + MnCl2 + KCl + H2O =>
5 As2O3 + 12 HCl + 4 KMnO4 = 5 As2O5 + 4 MnCl2 + 4 KCl + 6 H2O
Fe(s) + CuSO4(aq) = FeSO4(aq) + Cu(s) =>
Fe(s) + CuSO4(aq) = FeSO4(aq) + Cu(s)
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
AgNO3 + KBr = AgBr + KNO3 =>
AgNO3 + KBr = AgBr + KNO3
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
KHCO3 = K2O + H2O + CO2 =>
2 KHCO3 = K2O + H2O + 2 CO2
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
Cr2O3 + KOH + H2O = K3Cr(OH)6 =>
Cr2O3 + 6 KOH + 3 H2O = 2 K3Cr(OH)6
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
BaF2 + LiBr = BaBr2 + LiF =>
BaF2 + 2 LiBr = BaBr2 + 2 LiF
Cu + HgCl2 = CuCl2 + Hg =>
Cu + HgCl2 = CuCl2 + Hg
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Zn + Cu2{+} = Zn2{+} + Cu =>
2 Zn + Cu2{+} = Zn2{+} + 2 Cu
KHCO3 = K2O + H2O + CO2 =>
2 KHCO3 = K2O + H2O + 2 CO2
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
HCI + NaOH = NaCI + H2O =>
HCI + NaOH = NaCI + H2O
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/03/21
Équations équilibrées sur03/05/20
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