| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 AlCl3 + 3(NH4)2S + 6 H2O = 2 Al(OH)3 + 3 H2S + 6 NH4Cl
NaOH(aq) + H2SO4 = Na2SO4 + H2O =>
2 NaOH(aq) + H2SO4 = Na2SO4 + 2 H2O
K2SO4 + K2S = K2SO3 =>
3 K2SO4 + K2S = 4 K2SO3
Na2S + PbCl2 = PbS + NaCl =>
Na2S + PbCl2 = PbS + 2 NaCl
FeCl{2+} = Fe + Cl{2+} =>
FeCl{2+} = Fe + Cl{2+}
HCl + O2 = Cl2 + H2O(g) =>
4 HCl + O2 = 2 Cl2 + 2 H2O(g)
H2 + F2 = HF =>
H2 + F2 = 2 HF
H2S0 + HNO3 = H2SO4 + NO2 + H2O =>
H2S0 + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O
Cu + (NO3)2 + NaOH = Cu(OH)2 + Na(NO3) =>
Cu + (NO3)2 + 2 NaOH = Cu(OH)2 + 2 Na(NO3)
Fe(II)Cl2 + NaOH = Fe(II)OH + NaCl2 =>
Fe(II)Cl2 + NaOH = Fe(II)OH + NaCl2
Li + Pb(OH)2 = Pb + LiOH =>
2 Li + Pb(OH)2 = Pb + 2 LiOH
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
ClO4{-} = Cl{-} + O2 =>
ClO4{-} = Cl{-} + 2 O2
H3BO3 + V(OH)4 = V3(BO3)4 + H2O =>
4 H3BO3 + 3 V(OH)4 = V3(BO3)4 + 12 H2O
AgSCN = AgS + CN =>
AgSCN = AgS + CN
CoSO4 + Sc = Co + Sc2(SO4)3 =>
3 CoSO4 + 2 Sc = 3 Co + Sc2(SO4)3
Cu(OH)2 + HNO3 = CuOHNO3 + H2O =>
Cu(OH)2 + HNO3 = CuOHNO3 + H2O
SiCl4(i) + Na2S2O3(i) = SiO2 + SO2 + S + NaCl =>
SiCl4(i) + 2 Na2S2O3(i) = SiO2 + 2 SO2 + 2 S + 4 NaCl
Br2 + H2S + H2O = HBr + H2SO4 =>
4 Br2 + H2S + 4 H2O = 8 HBr + H2SO4
C + HNO3 = C(NO3)4 + H2 =>
C + 4 HNO3 = C(NO3)4 + 2 H2
P2H4 = PH3 + P4 =>
6 P2H4 = 8 PH3 + P4
Cu + O2 + CO2 + H2O = Cu2(OH)2CO3 =>
2 Cu + O2 + CO2 + H2O = Cu2(OH)2CO3
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
FeCl3 + KOH = Fe(OH)3 + KCl =>
FeCl3 + 3 KOH = Fe(OH)3 + 3 KCl
Ba + HOH = Ba(OH)2 + H2 =>
Ba + 2 HOH = Ba(OH)2 + H2
CuSO4O5 = Cu + SO4 + O2 =>
2 CuSO4O5 = 2 Cu + 2 SO4 + 5 O2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Pb(OH)4{2-} + OBr{-} = PbO2 + Br{-} + OH{-} + H2O =>
Pb(OH)4{2-} + OBr{-} = PbO2 + Br{-} + 2 OH{-} + H2O
FeCI + KOH = Fe(OH) + KCI =>
FeCI + KOH = Fe(OH) + KCI
K3Fe(CN)6 + Fe(NO3)3 = Fe2(CN)6 + KNO3 =>
K3Fe(CN)6 + Fe(NO3)3 = Fe2(CN)6 + 3 KNO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Na2SO4 + HCl = NaCl + H2O + SO2 + O2 =>
2 Na2SO4 + 4 HCl = 4 NaCl + 2 H2O + 2 SO2 + O2
Cr(NO3)4 = Cr2O3 + NO2 + O2 =>
4 Cr(NO3)4 = 2 Cr2O3 + 16 NO2 + 5 O2
U + Te = UTe2 =>
U + 2 Te = UTe2
Ce{2+} + Co{2+} = Ce{3+} + Co =>
2 Ce{2+} + Co{2+} = 2 Ce{3+} + Co
H2SO3 + HBrO3 = H2O + Br2 + H2SO4 =>
5 H2SO3 + 2 HBrO3 = H2O + Br2 + 5 H2SO4
Na2CrO4 + Mg(NO3)2 = MgCrO4 + Na(NO3) =>
Na2CrO4 + Mg(NO3)2 = MgCrO4 + 2 Na(NO3)
Br2Br6 + HNO3 = Br(NO3)3 + HBr =>
Br2Br6 + 6 HNO3 = 2 Br(NO3)3 + 6 HBr
MgO + H2SO3 = Mg(SO3) + H2O =>
MgO + H2SO3 = Mg(SO3) + H2O
Nb2O5 + CO = NbC + O2 =>
2 Nb2O5 + 4 CO = 4 NbC + 7 O2
Fe + CuS4 = Cu + FeS =>
4 Fe + CuS4 = Cu + 4 FeS
FeS + H2SO4 = Fe(SO4) + SO2 + H2O =>
FeS + 4 H2SO4 = Fe(SO4) + 4 SO2 + 4 H2O
Cr(OH)3 + OH{-} = CrO4{2-} + H2O + e =>
Cr(OH)3 + 5 OH{-} = CrO4{2-} + 4 H2O + 3e
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Cr2S3 + O = Cr2O3 + SO2 =>
Cr2S3 + 9 O = Cr2O3 + 3 SO2
CO + HNO3 = CO2 + HNO2 =>
CO + HNO3 = CO2 + HNO2
La + H2O = La(OH)3 + H2 =>
2 La + 6 H2O = 2 La(OH)3 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/15/25
Équations équilibrées sur02/14/24
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