| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2S2O3 + CO2 = S + SO2 + Na2CO3
Al + LiOH + H2O = LiAlO2 + H2 =>
2 Al + 2 LiOH + 2 H2O = 2 LiAlO2 + 3 H2
Cr2O72{-} + Sn + H{+} = Cr{+} + Sn{+} + H2O =>
Cr2O72{-} + 141 Sn + 144 H{+} = 2 Cr{+} + 141 Sn{+} + 72 H2O
K2O + HNO3 = KNO3 + H2O =>
K2O + 2 HNO3 = 2 KNO3 + H2O
As + HBrO + KOH = K3AsO4 + Br + H2O =>
As + 5 HBrO + 3 KOH = K3AsO4 + 5 Br + 4 H2O
K2CO3 + Cr(C2H3O2)3 = K2(C2H3O2)3 + CrCO3 =>
K2CO3 + Cr(C2H3O2)3 = K2(C2H3O2)3 + CrCO3
BaBr2 + K2Co3 = BaCo3 + KBr =>
BaBr2 + K2Co3 = BaCo3 + 2 KBr
Pb(NO3)4 + Na2Cr2O7 = Pb(Cr2O7)2 + NaNO3 =>
Pb(NO3)4 + 2 Na2Cr2O7 = Pb(Cr2O7)2 + 4 NaNO3
B + H2SO4 = BSO4 + H2 =>
B + H2SO4 = BSO4 + H2
CoSO4 + KBr = CoK + SO4Br =>
CoSO4 + KBr = CoK + SO4Br
H2S + FeBr3 = HBr + Fe2S3 =>
3 H2S + 2 FeBr3 = 6 HBr + Fe2S3
NO2 = O2 + NO =>
2 NO2 = O2 + 2 NO
CH3COOH + KMnO4 + KI = I2 + MnCH3COO + CH3COOK + HO =>
4 CH3COOH + KMnO4 + 2 KI = I2 + MnCH3COO + 3 CH3COOK + 4 HO
NO + KMnO2 + H2SO4 = HNO3 + MnSO4 + K2SO4 + H2O =>
2 NO + 6 KMnO2 + 9 H2SO4 = 2 HNO3 + 6 MnSO4 + 3 K2SO4 + 8 H2O
Hg(NO3)2 + NaOH = Hg(OH)2 + NaNO3 =>
Hg(NO3)2 + 2 NaOH = Hg(OH)2 + 2 NaNO3
Cu2 + Ag(NO3) = Cu(NO3) + Ag =>
Cu2 + 2 Ag(NO3) = 2 Cu(NO3) + 2 Ag
Pb + Po4 = PbPo4 =>
Pb + Po4 = PbPo4
KO + FeO = K[FeO2] =>
KO + FeO = K[FeO2]
NaOH + KOH + H2S = NaKS + H2O =>
NaOH + KOH + H2S = NaKS + 2 H2O
Br2 + H2O = HBr + HBrO3 =>
3 Br2 + 3 H2O = 5 HBr + HBrO3
KH2PO4 + CaCl2 = KCl2 + Ca(H2PO4) =>
KH2PO4 + CaCl2 = KCl2 + Ca(H2PO4)
K2CrO4 + H2SO4 + Zn = ZnSO4 + Cr2(SO4)3 + KHSO4 + H2O =>
2 K2CrO4 + 10 H2SO4 + 3 Zn = 3 ZnSO4 + Cr2(SO4)3 + 4 KHSO4 + 8 H2O
Cr3(AsO3)2 + Ni(IO3)3 = NiAsO3 + Cr(IO3)2 =>
Cr3(AsO3)2 + 2 Ni(IO3)3 = 2 NiAsO3 + 3 Cr(IO3)2
AgNO3 + Na(OH) = Ag(OH) + Na(NO3) =>
AgNO3 + Na(OH) = Ag(OH) + Na(NO3)
H2C4H4O6 + NaOH = Na2C4H4O6 + H2O =>
H2C4H4O6 + 2 NaOH = Na2C4H4O6 + 2 H2O
S2O4{-2} + TeO3{-2} + OH{-} = SO3{-2} + Te + H2O =>
2 S2O4{-2} + TeO3{-2} + 2 OH{-} = 4 SO3{-2} + Te + H2O
H2O + H2S = H3O{+} + HS{-} =>
H2O + H2S = H3O{+} + HS{-}
NaHCO3(s) + H2O2 = NaHCO4 + H2O =>
NaHCO3(s) + H2O2 = NaHCO4 + H2O
MHCl + Zn = MZn + HCl =>
MHCl + Zn = MZn + HCl
BaCO3 + HNO3 = Ba(NO3)2 + H2O + CO2 =>
BaCO3 + 2 HNO3 = Ba(NO3)2 + H2O + CO2
CH3CH2COOK + FCH2COOH = CH3CH2COOF + CH3COOK =>
CH3CH2COOK + FCH2COOH = CH3CH2COOF + CH3COOK
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
MnO2 + KOH + O2 = K2MnO4 + H2O =>
2 MnO2 + 4 KOH + O2 = 2 K2MnO4 + 2 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CrCl3 + NaBiO3 + NaOH = Na2CrO4 + BiOCl + NaCl + H2O =>
2 CrCl3 + 3 NaBiO3 + 4 NaOH = 2 Na2CrO4 + 3 BiOCl + 3 NaCl + 2 H2O
Si + Cl2 = SiCl4 =>
Si + 2 Cl2 = SiCl4
Zn + LiCl = Li + ZnCl2 =>
Zn + 2 LiCl = 2 Li + ZnCl2
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
C3H6 + Br = C3H6Br =>
C3H6 + Br = C3H6Br
Al2I3 = Al + I2 =>
2 Al2I3 = 4 Al + 3 I2
C2H6N + O2 = CO2 + H2O + NO2 =>
2 C2H6N + 9 O2 = 4 CO2 + 6 H2O + 2 NO2
C2H2 + KMnO4 + H2O = C2H2O4 + MnO2 + KOH =>
3 C2H2 + 8 KMnO4 + 4 H2O = 3 C2H2O4 + 8 MnO2 + 8 KOH
Cd(NO3)2 + NH4Cl = CdCl2 + NH4NO3 =>
Cd(NO3)2 + 2 NH4Cl = CdCl2 + 2 NH4NO3
C2HCl3 + HF = CF3CH2Cl + HCl =>
C2HCl3 + 3 HF = CF3CH2Cl + 2 HCl
Na2TeO3 + Na2[Sn(OH)4] + H2O = Te + Na2[Sn(OH)6] + NaOH =>
Na2TeO3 + 2 Na2[Sn(OH)4] + 3 H2O = Te + 2 Na2[Sn(OH)6] + 2 NaOH
CsOH + H2SO4 = Cs2SO4 + H2O =>
2 CsOH + H2SO4 = Cs2SO4 + 2 H2O
SiH4 + O2 = SiO2 + H2 =>
SiH4 + O2 = SiO2 + 2 H2
ZnCO3 + C6H7O8 = Zn3(C5H6O7)2 + H2O + CO2 =>
3 ZnCO3 + 2 C6H7O8 = Zn3(C5H6O7)2 + H2O + 5 CO2
Na(Al(OH)4) + HCl = NaCl + AlCl3 + H2O =>
Na(Al(OH)4) + 4 HCl = NaCl + AlCl3 + 4 H2O
NH4 + NO3 = N2 + H2O =>
6 NH4 + 4 NO3 = 5 N2 + 12 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/10/24
Équations équilibrées sur01/09/24
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