| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2O3 + 6 HCl = 2 Cr + 6 Cl + 3 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
H2C2 + O2 = CO2 + H2O =>
2 H2C2 + 5 O2 = 4 CO2 + 2 H2O
KMnO4 + CHCH = COOKCOOK + KOH + MnO2 + H2O =>
8 KMnO4 + 3 CHCH = 3 COOKCOOK + 2 KOH + 8 MnO2 + 2 H2O
S03 + H0 = H2S04 =>
4 S03 + 6 H0 = 3 H2S04
Na2SO4 + Al2S3 = Na2SO3 + Al2O3 + S2 =>
6 Na2SO4 + 2 Al2S3 = 6 Na2SO3 + 2 Al2O3 + 3 S2
Ca(ClO2)2 = CaCl2 + O21 =>
21 Ca(ClO2)2 = 21 CaCl2 + 4 O21
SiO2 + HNO3 = H2SiO3 + N2O5 =>
SiO2 + 2 HNO3 = H2SiO3 + N2O5
CH3CH2COOH + ZnO = (CH3CH2COO)2Zn + H2O =>
2 CH3CH2COOH + ZnO = (CH3CH2COO)2Zn + H2O
ZnBr2 + K3PO4 = Zn3(PO4)2 + KBr =>
3 ZnBr2 + 2 K3PO4 = Zn3(PO4)2 + 6 KBr
AgNH3(aq) + KI(aq) = AgI(aq) + K(aq) + NH3(aq) =>
AgNH3(aq) + KI(aq) = AgI(aq) + K(aq) + NH3(aq)
CuS + H2O2 = Cu(OH)2 + S =>
CuS + H2O2 = Cu(OH)2 + S
Si(OC2H5)4 + H2O = Si(OH)4 + C2H5OH =>
Si(OC2H5)4 + 4 H2O = Si(OH)4 + 4 C2H5OH
CuCl2 + Li2SO4 = LiCl + CuSO4 =>
CuCl2 + Li2SO4 = 2 LiCl + CuSO4
V + O2 = V5O2 =>
5 V + O2 = V5O2
LiHSO4 + Ba(OH)2 = BaSO4 + Li2SO4 + H2O =>
2 LiHSO4 + Ba(OH)2 = BaSO4 + Li2SO4 + 2 H2O
C11H14O2 + O2 = CO2 + H2O =>
2 C11H14O2 + 27 O2 = 22 CO2 + 14 H2O
Cr(OH)3 + NH3 = [Cr(NH3)6] + OH =>
Cr(OH)3 + 6 NH3 = [Cr(NH3)6] + 3 OH
HNO3 + NH4F = HF + NH4NO3 =>
HNO3 + NH4F = HF + NH4NO3
HClO(aq) + HCl(aq) = H2O(l) + Cl2(g) =>
HClO(aq) + HCl(aq) = H2O(l) + Cl2(g)
CS2 + H2S + Cu = CH3 + CuS =>
2 CS2 + 3 H2S + 7 Cu = 2 CH3 + 7 CuS
N2O4 + H2O = HNO3 + NO =>
3 N2O4 + 2 H2O = 4 HNO3 + 2 NO
Na + J2 = Na2J2 =>
2 Na + J2 = Na2J2
H2C2O4 + NaOH = Na2C2O4 + H2O =>
H2C2O4 + 2 NaOH = Na2C2O4 + 2 H2O
S2O3{2-} + H{+} + MnO4{2-} = SO4{2-} + H2O + Mn{2+} =>
S2O3{2-} + 6 H{+} + 2 MnO4{2-} = 2 SO4{2-} + 3 H2O + 2 Mn{2+}
H2SO4 + BaCl2 = (HCl)2 + BaSO4 =>
H2SO4 + BaCl2 = (HCl)2 + BaSO4
K2CO3 + HNO3 = KNO3 + H2O + CO2 =>
K2CO3 + 2 HNO3 = 2 KNO3 + H2O + CO2
C4H0OH + O2 = CO2 + H2O =>
C4H0OH + 4 O2 = 4 CO2 + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
NH4Cl + O2 = NH3 + HClO =>
2 NH4Cl + O2 = 2 NH3 + 2 HClO
N2O4 = N2 + O2 =>
N2O4 = N2 + 2 O2
Zn(NO3)2 + CuCl2 = ZnCl2 + Cu(NO3)2 =>
Zn(NO3)2 + CuCl2 = ZnCl2 + Cu(NO3)2
NH4Cl + Cu = NH4ClCu =>
NH4Cl + Cu = NH4ClCu
H2A + NaOH = Na + A + H2O =>
H2A + 2 NaOH = 2 Na + A + 2 H2O
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
H2 + CO2 + O = HCO3 =>
H2 + 2 CO2 + 2 O = 2 HCO3
SiO2 + HNO3 = H2SiO3 + N2O5 =>
SiO2 + 2 HNO3 = H2SiO3 + N2O5
Fe2O3(s) + Al(s) = Fe + Al2O3(s) =>
Fe2O3(s) + 2 Al(s) = 2 Fe + Al2O3(s)
Cu(s) + Cl2(g) = CuCl2(aq) =>
Cu(s) + Cl2(g) = CuCl2(aq)
Ca(NO3)2 + Na2SO4 = CaSO4 + Na2(NO3)2 =>
Ca(NO3)2 + Na2SO4 = CaSO4 + Na2(NO3)2
IO3{-} + C2O42{-} + H{+} = I2 + C2O52{-} + H2O =>
4 IO3{-} + C2O42{-} + 4 H{+} = 2 I2 + C2O52{-} + 2 H2O
N2O4 + N2H4 = N + H2O =>
N2O4 + 2 N2H4 = 6 N + 4 H2O
Se + O2 = SeO3 =>
2 Se + 3 O2 = 2 SeO3
Na3P + KMnO4 + H2SO4 = K2SO4 + MnSO4 + Na3PO4 + H2O =>
5 Na3P + 8 KMnO4 + 12 H2SO4 = 4 K2SO4 + 8 MnSO4 + 5 Na3PO4 + 12 H2O
HSO3{-} + H{+} = SO2 + H2O =>
HSO3{-} + H{+} = SO2 + H2O
K3[Cr(OH)6] + S + NH3 = K2Cr2O7 + (NH4)2S + KOH + H2O =>
2 K3[Cr(OH)6] + 3 S + 6 NH3 = K2Cr2O7 + 3(NH4)2S + 4 KOH + H2O
NH4HCO3 = NH3 + H2O + CO2 =>
NH4HCO3 = NH3 + H2O + CO2
BCl3 + H2 = B + HCl =>
2 BCl3 + 3 H2 = 2 B + 6 HCl
FeCl3 + KSCN = FeCN + KSCl3 =>
FeCl3 + KSCN = FeCN + KSCl3
Na3P + KMnO4 + H2SO4 = K2SO4 + MnSO4 + Na3PO4 + H2O =>
5 Na3P + 8 KMnO4 + 12 H2SO4 = 4 K2SO4 + 8 MnSO4 + 5 Na3PO4 + 12 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/04/25
Équations équilibrées sur02/03/24
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