| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr(NO3)3 + 3 H2O = Cr(H2O)3 + 3 NO3
Pb(NO3)2(aq) + LiCH3COO(aq) = PbCH3COO + Li(NO3)2 =>
Pb(NO3)2(aq) + LiCH3COO(aq) = PbCH3COO + Li(NO3)2
Fe(NO3)3 + C6H8O7 = FeO + CO2 + H2O + N2 =>
18 Fe(NO3)3 + 16 C6H8O7 = 18 FeO + 96 CO2 + 64 H2O + 27 N2
*NH3 + CO2 = CO(NH2)2 + H2O =>
2*NH3 + CO2 = CO(NH2)2 + H2O
HgO + O2 = Hg2O3 =>
4 HgO + O2 = 2 Hg2O3
Cu(C2H3O2)2 + Al(NO3)3 = Al(C2H3O2)2 + Cu(NO3)3 =>
Cu(C2H3O2)2 + Al(NO3)3 = Al(C2H3O2)2 + Cu(NO3)3
HCl(aq) + K2CO3(s) = KCl(aq) + H2O(s) + CO2(s) =>
2 HCl(aq) + K2CO3(s) = 2 KCl(aq) + H2O(s) + CO2(s)
PdI2 + F2 = PdF + I2 =>
2 PdI2 + F2 = 2 PdF + 2 I2
As2S3 + HNO3 = H3As4 + H2SO4 + NO2 + H2O =>
2 As2S3 + 33 HNO3 = H3As4 + 6 H2SO4 + 33 NO2 + 9 H2O
Cu2S + O2 = Cu(s) + SO2 =>
Cu2S + O2 = 2 Cu(s) + SO2
NH3 + ClO = N2H2 + H2O + Cl =>
2 NH3 + 2 ClO = N2H2 + 2 H2O + 2 Cl
Al2(SO4)3 + BaCl2 = Al2Cl6 + Ba3(SO4)3 =>
Al2(SO4)3 + 3 BaCl2 = Al2Cl6 + Ba3(SO4)3
H3PO4 + CaO = H2O + CaHPO4 =>
H3PO4 + CaO = H2O + CaHPO4
HCl + Ba2(CO3)2 = BaCl2 + H2O + CO2 =>
4 HCl + Ba2(CO3)2 = 2 BaCl2 + 2 H2O + 2 CO2
Re(OH)7 + HIO3 = Re(IO3)7 + H2O =>
Re(OH)7 + 7 HIO3 = Re(IO3)7 + 7 H2O
NaOH + CoCl2 = NaCl + CoO + H2O =>
2 NaOH + CoCl2 = 2 NaCl + CoO + H2O
V2O5 + H2O2 = VO2(O2)2 + H2O =>
V2O5 + 7 H2O2 = 2 VO2(O2)2 + 7 H2O
HClO + Ba(OH)2 = BaCl2 + H2O + O2 =>
2 HClO + Ba(OH)2 = BaCl2 + 2 H2O + O2
FeSO4 + HBrO + H2SO4 = Fe(SO4)3 + FeBr3 + H2O =>
9 FeSO4 + 12 HBrO + 6 H2SO4 = 5 Fe(SO4)3 + 4 FeBr3 + 12 H2O
HI + Mg(OH)2 = H2O + MgI2 =>
2 HI + Mg(OH)2 = 2 H2O + MgI2
(c)Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3(c)Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
NaNO2 + C2H2O4 = NO2 + NO + H2O + Na2C2O4 =>
2 NaNO2 + C2H2O4 = NO2 + NO + H2O + Na2C2O4
NaHCO3 + CaBr2 = HBr + NaBr + CaCO3 =>
NaHCO3 + CaBr2 = HBr + NaBr + CaCO3
Hg2Cl2 + HNO3 = Cl2 + Hg(NO3)2 + NO + H2O =>
3 Hg2Cl2 + 16 HNO3 = 3 Cl2 + 6 Hg(NO3)2 + 4 NO + 8 H2O
NH4Cl + Hg2CH3CO2 = NH4CH3CO2 + Hg2Cl =>
NH4Cl + Hg2CH3CO2 = NH4CH3CO2 + Hg2Cl
Na2O2 = O2 + Na2O =>
2 Na2O2 = O2 + 2 Na2O
KClO3 = KCl + O(gas) =>
KClO3 = KCl + 3 O(gas)
Cr2O3 + NO3{-} + H2O = CrO4{2-} + NO2{-} + H{+} =>
Cr2O3 + 3 NO3{-} + 2 H2O = 2 CrO4{2-} + 3 NO2{-} + 4 H{+}
LiOH(aq)NaCl(aq) = LiCl(s)NaOH(aq) =>
LiOH(aq)NaCl(aq) = LiCl(s)NaOH(aq)
H2S + Cr2O7{2-} + H{+} = S + Cr{3+} + H2O =>
3 H2S + Cr2O7{2-} + 8 H{+} = 3 S + 2 Cr{3+} + 7 H2O
Be3(PO3)2 + (NH4)2CO3 = BeCO3 + (NH4)3PO3 =>
Be3(PO3)2 + 3(NH4)2CO3 = 3 BeCO3 + 2(NH4)3PO3
Si + O2 = Si4O3 =>
8 Si + 3 O2 = 2 Si4O3
Cr2O7{2-} + H{+} + Fe{2+} = Cr{3+} + H2O + Fe{3+} =>
Cr2O7{2-} + 14 H{+} + 6 Fe{2+} = 2 Cr{3+} + 7 H2O + 6 Fe{3+}
C3H3N + H2O = C3H6 + NH3 + O2 =>
2 C3H3N + 6 H2O = 2 C3H6 + 2 NH3 + 3 O2
IO3{-} + Sn{2+} + H2O = I{-} + Sn{4+} + OH{-} =>
IO3{-} + 3 Sn{2+} + 3 H2O = I{-} + 3 Sn{4+} + 6 OH{-}
Pb2(C2H3O2)2 + KNO3 = Pb2(NO3) + K(C2H3O2)2 =>
Pb2(C2H3O2)2 + KNO3 = Pb2(NO3) + K(C2H3O2)2
CN = C + N =>
CN = C + N
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Cr + Cu(No3)2 = Cr(No3)3 + Cu =>
2 Cr + 3 Cu(No3)2 = 2 Cr(No3)3 + 3 Cu
SnCl2 + I2 + KCl = SnCl4 + KI =>
SnCl2 + I2 + 2 KCl = SnCl4 + 2 KI
C2H5OH + HNO3 = CO + N2 + H2O =>
5 C2H5OH + 8 HNO3 = 10 CO + 4 N2 + 19 H2O
K2CrO4 + H2SO4 + Na2SO3 = K2SO4 + Cr2(SO4)3 + Na2SO4 + H2O =>
2 K2CrO4 + 5 H2SO4 + 3 Na2SO3 = 2 K2SO4 + Cr2(SO4)3 + 3 Na2SO4 + 5 H2O
P4O10 = P4 + O2 =>
P4O10 = P4 + 5 O2
P4S3 + KClO3 = P2O5 + SO2 + KCl =>
3 P4S3 + 16 KClO3 = 6 P2O5 + 9 SO2 + 16 KCl
I2 + S2O3{2-} = S4O6{2-} + I{-} =>
I2 + 2 S2O3{2-} = S4O6{2-} + 2 I{-}
FeCl2*6H2O + H2O2 + H2SO4 = FeCl2SO4 + H2O =>
FeCl2*6H2O + H2O2 + H2SO4 = FeCl2SO4 + 8 H2O
HCl + Cd(OH)2 = Cd(Cl)2 + H2O =>
2 HCl + Cd(OH)2 = Cd(Cl)2 + 2 H2O
C(OH)4 + AlCl3 = Al(OH)3 + CCl4 =>
3 C(OH)4 + 4 AlCl3 = 4 Al(OH)3 + 3 CCl4
Ca + HOH = Ca(HOH) =>
Ca + HOH = Ca(HOH)
Mg(OH)2 + FeO = MgO2 + FeOH2 =>
Mg(OH)2 + FeO = MgO2 + FeOH2
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Équations équilibrées sur12/12/24
Équations équilibrées sur01/11/24
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