| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2Cr2O7 + 3 Cl2Ca + 7 H2SO4 = (SO4)3Cr2 + (SO4)Na2 + 3(SO4)Ca + 3 Cl2 + 7 H2O
CaCO3 + NaF = CaF2 + Na2CO3 =>
CaCO3 + 2 NaF = CaF2 + Na2CO3
CuNO3(aq) + K2S(aq) = Cu2S(s) + KNO3(aq) =>
2 CuNO3(aq) + K2S(aq) = Cu2S(s) + 2 KNO3(aq)
potassiumiodide + sodiumnitrate = potassiumnitrate + sodiumiodide =>
KI + NaNO3 = KNO3 + NaI
copper + sulfur = copper(II)sulfide =>
Cu + S = CuS
Ni + K{+] = NiK{+} =>
Ni + K{+] = NiK{+}
Cu(OH)2 + H3PO4 = Cu3(PO4)2 + H2O =>
3 Cu(OH)2 + 2 H3PO4 = Cu3(PO4)2 + 6 H2O
Al + Fe3N2 = AlN + Fe =>
2 Al + Fe3N2 = 2 AlN + 3 Fe
C4H12 + O2 = CO2 + H2O =>
C4H12 + 7 O2 = 4 CO2 + 6 H2O
NH3 + O = NO2 + H2O =>
2 NH3 + 7 O = 2 NO2 + 3 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NaI(aq) + Cl2(g) = I2(s) + NaCl(aq) =>
2 NaI(aq) + Cl2(g) = I2(s) + 2 NaCl(aq)
Sr(OH)2*8H2O(s) + NH4Cl(s) = SrCl2(aq) + NH3(g) + H2O(l) =>
Sr(OH)2*8H2O(s) + 2 NH4Cl(s) = SrCl2(aq) + 2 NH3(g) + 10 H2O(l)
Fe2O3 + H2O2 = O2 + Fe(OH)3 =>
2 Fe2O3 + 6 H2O2 = 3 O2 + 4 Fe(OH)3
BaS + HCl = BaCl2 + H2S =>
BaS + 2 HCl = BaCl2 + H2S
CH2CH2 + Cl2 = CH2ClCH2Cl =>
CH2CH2 + Cl2 = CH2ClCH2Cl
KAlO2 + HCl = KCl + AlCl3 + H2O =>
KAlO2 + 4 HCl = KCl + AlCl3 + 2 H2O
Ba + H2SiO3 = Ba2SiO3 + H2 =>
2 Ba + H2SiO3 = Ba2SiO3 + H2
Na3PO4 + AgNO3 = NaNO3 + Ag3PO4 =>
Na3PO4 + 3 AgNO3 = 3 NaNO3 + Ag3PO4
CaCO3 + HCl = CaCl2 + CO2H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2H2O
O2N2 = NO =>
O2N2 = 2 NO
Cl2 + Na(OH)2 = NaClO + H2O =>
Cl2 + 2 Na(OH)2 = 2 NaClO + 2 H2O
CO = C + CO2 =>
2 CO = C + CO2
C4H10N2 + CH3COOH = C8H18N2O4 =>
C4H10N2 + 2 CH3COOH = C8H18N2O4
K2CO3(aq) + NaCl(aq) = KCl(aq) + Na2CO3(g) =>
K2CO3(aq) + 2 NaCl(aq) = 2 KCl(aq) + Na2CO3(g)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Li3Al(C2O4)3 = LiAlO2 + Li2CO3 + CO + CO2 =>
Li3Al(C2O4)3 = LiAlO2 + Li2CO3 + 3 CO + 2 CO2
Br2 + H2O + SO2 = HBr + H2SO4 =>
Br2 + 2 H2O + SO2 = 2 HBr + H2SO4
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cu2Cl = Cu + CuCl =>
Cu2Cl = Cu + CuCl
KMnO4 = K2MnO + MnO + O2 =>
2 KMnO4 = K2MnO + MnO + 3 O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
HAgF2 + NaBH4 + H2O = Ag + B(OH)3 + H2 + NaF =>
2 HAgF2 + 4 NaBH4 + 12 H2O = 2 Ag + 4 B(OH)3 + 15 H2 + 4 NaF
CaCn + HCl = CaCl + HCn =>
CaCn + HCl = CaCl + HCn
Ca(OH)2(aq) + K2CO3(aq) = CaCO3(s) + KOH(aq) =>
Ca(OH)2(aq) + K2CO3(aq) = CaCO3(s) + 2 KOH(aq)
C15H31COOH + O2 = CO + H2O =>
C15H31COOH + 15 O2 = 16 CO + 16 H2O
C6H7NaO6 + HCl = C6H6O5 + NaCl + H2O =>
C6H7NaO6 + HCl = C6H6O5 + NaCl + H2O
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
Hg + AgNO3 = Ag + Hg(NO3)2 =>
Hg + 2 AgNO3 = 2 Ag + Hg(NO3)2
BaO + Cr2O3 = BaCr2O4 =>
BaO + Cr2O3 = BaCr2O4
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Na3N = Na2 + N2 =>
2 Na3N = 3 Na2 + N2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CrO3 + SO3 = Cr2(SO3)3 + O =>
2 CrO3 + 3 SO3 = Cr2(SO3)3 + 6 O
Na2CO3 + Sr(OH)2 = SrCO3 + NaOH =>
Na2CO3 + Sr(OH)2 = SrCO3 + 2 NaOH
ZnSO4 + NaOH = Na2SO4 + Zn(OH)2 =>
ZnSO4 + 2 NaOH = Na2SO4 + Zn(OH)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/16/25
Équations équilibrées sur03/18/24
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