| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + 5 H2SO3 = 2 MnSO4 + K2SO4 + 3 H2O + 2 H2SO4
H2 + P2 = H4P2 =>
2 H2 + P2 = H4P2
CrI2 + Cl2 + NaOH = Na2CrO4 + NaCl + NaIO4 + H2O =>
CrI2 + 10 Cl2 + 24 NaOH = Na2CrO4 + 20 NaCl + 2 NaIO4 + 12 H2O
CaC2O4 + KMnO4 + H2SO4 = CaSO4 + MnSO4 + K2SO4 + CO2 + H2O =>
5 CaC2O4 + 2 KMnO4 + 8 H2SO4 = 5 CaSO4 + 2 MnSO4 + K2SO4 + 10 CO2 + 8 H2O
[Ni(NH3)6](BF4)2 + NaOH = NaBF4 + Ni(OH)2 + NH3 =>
[Ni(NH3)6](BF4)2 + 2 NaOH = 2 NaBF4 + Ni(OH)2 + 6 NH3
Na2S + Cd3N2 = Na3N + CdS =>
3 Na2S + Cd3N2 = 2 Na3N + 3 CdS
K2Cr2O7 + HCl + CH2O = CrCl3 + KCl + CH2O2 + H2O =>
K2Cr2O7 + 8 HCl + 3 CH2O = 2 CrCl3 + 2 KCl + 3 CH2O2 + 4 H2O
K2O + H2SO3 = K2SO3 + H2O =>
K2O + H2SO3 = K2SO3 + H2O
Hg2Cl2 + Sn{2+} + Cl{-} = Hg + SnCl6{2-} =>
Hg2Cl2 + Sn{2+} + 4 Cl{-} = 2 Hg + SnCl6{2-}
As2O5 = As2O3 + O2 =>
As2O5 = As2O3 + O2
FeSO4 + Cl2 + KOH = KCl + Fe(OH)3 + K2SO4 =>
2 FeSO4 + Cl2 + 6 KOH = 2 KCl + 2 Fe(OH)3 + 2 K2SO4
KAsO2 + I2 + KHCO3 = K3AsO4 + KI + CO2 + H2O =>
KAsO2 + I2 + 4 KHCO3 = K3AsO4 + 2 KI + 4 CO2 + 2 H2O
Mg + HCl + NH4OH = Mg(OH)2 + NH4Cl + H2 =>
Mg + 2 HCl + 2 NH4OH = Mg(OH)2 + 2 NH4Cl + H2
K2S + Zn(NO3)2 = ZnS + K(NO3) =>
K2S + Zn(NO3)2 = ZnS + 2 K(NO3)
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
NH4ClO4 + Al = Al2O3 + N2 + Cl2 + H2O =>
6 NH4ClO4 + 8 Al = 4 Al2O3 + 3 N2 + 3 Cl2 + 12 H2O
NaOCl + C13H9OH = C13H8O + H2O + NaCl =>
NaOCl + C13H9OH = C13H8O + H2O + NaCl
FeC2O4(H2O)2(s) + O2(g) = Fe2O3(s) + H2O(g) + CO2(g) =>
4 FeC2O4(H2O)2(s) + 3 O2(g) = 2 Fe2O3(s) + 8 H2O(g) + 8 CO2(g)
Na2CO3 + Cu(NO3)2 + H2O = NaNO3 + Cu(OH)2 + CO2 =>
Na2CO3 + Cu(NO3)2 + H2O = 2 NaNO3 + Cu(OH)2 + CO2
sodiumcarbonate + magnesiumchloride = magnesiumcarbonate + sodiumchloride =>
Na2CO3 + MgCl2 = MgCO3 + 2 NaCl
Al(ClO3)3 = AlCl3 + O2 =>
2 Al(ClO3)3 = 2 AlCl3 + 9 O2
Hg2Cl2 + Sn{2+} + Cl{-} = Hg + SnCl6{2-} =>
Hg2Cl2 + Sn{2+} + 4 Cl{-} = 2 Hg + SnCl6{2-}
AuOH + BeF = AuF + BeOH =>
AuOH + BeF = AuF + BeOH
NH4ClO4 + Al = AlCl3 + N2 + H2O + O2 =>
6 NH4ClO4 + 2 Al = 2 AlCl3 + 3 N2 + 12 H2O + 6 O2
AgNO3(aq) + CoCl2(aq) = AgCl2 + CoNO3 =>
AgNO3(aq) + CoCl2(aq) = AgCl2 + CoNO3
NaOH + H3PO4 = PO4Na3 + H2O =>
3 NaOH + H3PO4 = PO4Na3 + 3 H2O
Hg2Cl2 + Sn{2+} + Cl{-} = Hg + SnCl6{2-} =>
Hg2Cl2 + Sn{2+} + 4 Cl{-} = 2 Hg + SnCl6{2-}
Cr + NaOH = Cr2O3 + Na + H2O =>
2 Cr + 6 NaOH = Cr2O3 + 6 Na + 3 H2O
SO3(l) + H2O(l) = H2SO4 =>
SO3(l) + H2O(l) = H2SO4
K2Cr2O7 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl + H2O =>
K2Cr2O7 + 5 Na2SO3 + 4 HCl = 2 KCl + 5 Na2SO4 + 2 CrCl + 2 H2O
Mg(s) + ZnSO4(aq) = MgSO4(aq) + Zn(an) =>
Mg(s) + ZnSO4(aq) = MgSO4(aq) + Zn(an)
C11H24 = C3H8 + C4H8 =>
C11H24 = C3H8 + 2 C4H8
PbHCO3 = Pb2O + CO2 + H2O =>
2 PbHCO3 = Pb2O + 2 CO2 + H2O
CrO + H2O = H2Cr2O3 =>
2 CrO + H2O = H2Cr2O3
Ca(HCO3)2 + HNO3 = CO2 + Ca(NO3)2 + H2O =>
Ca(HCO3)2 + 2 HNO3 = 2 CO2 + Ca(NO3)2 + 2 H2O
CUS + H2SO4 = CU + SO2 + H2O =>
CUS + 2 H2SO4 = CU + 3 SO2 + 2 H2O
HNO3 + N2H4 = N2 + H2O =>
4 HNO3 + 5 N2H4 = 7 N2 + 12 H2O
Cl2O5 + Al2O3 = Al2(Cl2O7) + O =>
Cl2O5 + Al2O3 = Al2(Cl2O7) + O
C5H11Br + AgNO3 + C2H6O = C7H16O + HNO3 + AgBr =>
C5H11Br + AgNO3 + C2H6O = C7H16O + HNO3 + AgBr
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
NaBr + WF6 = NaF6 + WBr =>
NaBr + WF6 = NaF6 + WBr
H + BiO3 = BiO + H2O =>
4 H + BiO3 = BiO + 2 H2O
MnSO4 + NaBrO4 + NaOH = Na2MnO4 + NaBr + Na2SO4 + H2O =>
2 MnSO4 + NaBrO4 + 8 NaOH = 2 Na2MnO4 + NaBr + 2 Na2SO4 + 4 H2O
Hg2Cl2 + Sn{2+} + Cl{-} = Hg + SnCl6{2-} =>
Hg2Cl2 + Sn{2+} + 4 Cl{-} = 2 Hg + SnCl6{2-}
HgS + NaOH = Hg(OH) + NaS =>
HgS + NaOH = Hg(OH) + NaS
CH3COOH + CH3CH(OH)CH2(OH) = CH3COOCH2CH2OH + H2O =>
5 CH3COOH + 2 CH3CH(OH)CH2(OH) = 4 CH3COOCH2CH2OH + 2 H2O
[Cr(H2O)3(OH3)] + HNO3 = Cr(NO3)3 + NO2 + H2O =>
[Cr(H2O)3(OH3)] + 7 HNO3 = Cr(NO3)3 + 4 NO2 + 8 H2O
CuCl2 + H2SO4 = CuSO4 + HCl =>
CuCl2 + H2SO4 = CuSO4 + 2 HCl
H2 + Na2O = NaOH + Na =>
H2 + 2 Na2O = 2 NaOH + 2 Na
Al + H2NO3 = Al2O3 + NO + H2O =>
2 Al + 3 H2NO3 = Al2O3 + 3 NO + 3 H2O
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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