| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 7 H2C2O4 + 2 K2C2O4 = 2 K3[Cr(C2O4)3] + 6 CO2 + 7 H2O
CH3COOH + CH2N2 = CH3COOCH3 + N2 =>
CH3COOH + CH2N2 = CH3COOCH3 + N2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Na3PO4 + NiCl2 = Ni3(PO4)2 + NaCl =>
2 Na3PO4 + 3 NiCl2 = Ni3(PO4)2 + 6 NaCl
Cu(NO2)2 + NH4OH = Cu(OH)2 + NH4NO2 =>
Cu(NO2)2 + 2 NH4OH = Cu(OH)2 + 2 NH4NO2
Mn{2+} + ClO3{-} + H2O = MnO2 + Cl{-} + H{+} =>
3 Mn{2+} + ClO3{-} + 3 H2O = 3 MnO2 + Cl{-} + 6 H{+}
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
PbCO3 + BaCl2 = BaCO3 + PbCl2 =>
PbCO3 + BaCl2 = BaCO3 + PbCl2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ca + HCl = CaCl + H =>
Ca + HCl = CaCl + H
Na2CO3 + C + N2 = NaCN + CO =>
Na2CO3 + 4 C + N2 = 2 NaCN + 3 CO
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C6H12O6 + CuO = Cu + H2O + CO2 =>
C6H12O6 + 12 CuO = 12 Cu + 6 H2O + 6 CO2
HCl + Al(OH)3 = AlCl3 + H2O =>
3 HCl + Al(OH)3 = AlCl3 + 3 H2O
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
KClO = KCl + KClO3 =>
3 KClO = 2 KCl + KClO3
NH3 + CO2 = (NH2)2CO + H2O =>
2 NH3 + CO2 = (NH2)2CO + H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
AgNO3 + LiOH = AgOHLiNO3 =>
AgNO3 + LiOH = AgOHLiNO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
CuSO4 + KNO3 = Cu(NO3)2 + K2SO4 =>
CuSO4 + 2 KNO3 = Cu(NO3)2 + K2SO4
NiCl + O2 = NiO + Cl2 =>
2 NiCl + O2 = 2 NiO + Cl2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Cr2O7{2+}(aq) + Fe{2+}(aq) + H{+}(aq) = Cr{3+}(aq) + Fe{3+}(aq) + H2O =>
Cr2O7{2+}(aq) + 10 Fe{2+}(aq) + 14 H{+}(aq) = 2 Cr{3+}(aq) + 10 Fe{3+}(aq) + 7 H2O
Ni(ClO3)2 = NiCl2 + O2 =>
Ni(ClO3)2 = NiCl2 + 3 O2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Ca + HCl = CaCl + H =>
Ca + HCl = CaCl + H
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
Fe(CrO2)2 + KOH + O2 = K2Cr2O4 + Fe2O3 + H2O =>
4 Fe(CrO2)2 + 8 KOH + O2 = 4 K2Cr2O4 + 2 Fe2O3 + 4 H2O
Ca + HCl = CaCl + H2 =>
2 Ca + 2 HCl = 2 CaCl + H2
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
CO2(g) + CaSiO3(s) + H2O(l) = SiO2(s) + Ca(HCO3)2(aq) =>
2 CO2(g) + CaSiO3(s) + H2O(l) = SiO2(s) + Ca(HCO3)2(aq)
HCOOH + NAOH = HCOONA + H2O =>
HCOOH + NAOH = HCOONA + H2O
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
Pb(C2H3O2)2 + H2O + CO = PbCO3 + HC2H3O2 =>
2 Pb(C2H3O2)2 + 4 H2O + 4 CO = 2 PbCO3 + 5 HC2H3O2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Cr + ClO3 = CrO4 + Cl =>
3 Cr + 4 ClO3 = 3 CrO4 + 4 Cl
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
Zn + H2So4 = ZnSo4 + H2 =>
Zn + H2So4 = ZnSo4 + H2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
H + N = NH4 =>
4 H + N = NH4
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/30/17
Équations équilibrées sur10/30/16
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