| Équations équilibrées la veille | Équations équilibrées le lendemain |
9 H2SO4 + 8 KI = 4 I2 + H2S + 8 KHSO4 + 4 H2O
Be(OH)2 + NaOH = Na2BeO2 + H2O =>
Be(OH)2 + 2 NaOH = Na2BeO2 + 2 H2O
CaO + OH = CaOH + O2 =>
2 CaO + 2 OH = 2 CaOH + O2
Sr(NO3)2 + HCl = SrCl2 + HNO3 =>
Sr(NO3)2 + 2 HCl = SrCl2 + 2 HNO3
CuFe2S3 + NaCl + H2SO4 = Na2SO4 + H2O + CuCl2 + FeCl2 + S =>
CuFe2S3 + 6 NaCl + 4 H2SO4 = 3 Na2SO4 + 4 H2O + CuCl2 + 2 FeCl2 + 4 S
ZrOCl2H16O8 + H2C2O4H4O2 + KOH = K2ZrC6O12H2C2O4H2O + KCl + H2O =>
ZrOCl2H16O8 + 4 H2C2O4H4O2 + 4 KOH = K2ZrC6O12H2C2O4H2O + 2 KCl + 20 H2O
ZrO2 + C8H16O2 = C16H30O4ZrO + H2O =>
ZrO2 + 2 C8H16O2 = C16H30O4ZrO + H2O
LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O
Bi2O3 + Zn + HCl = Bi + ZnCl2 + H2O =>
Bi2O3 + 3 Zn + 6 HCl = 2 Bi + 3 ZnCl2 + 3 H2O
C6H8O7 + NaOH = Na3C6H5O7 + H2O =>
C6H8O7 + 3 NaOH = Na3C6H5O7 + 3 H2O
KAl(SO4)2(aq) + Na3[Co(NO2)6](aq) = K2Na3[Co(NO2)6] + Al(SO4)2 =>
2 KAl(SO4)2(aq) + Na3[Co(NO2)6](aq) = K2Na3[Co(NO2)6] + 2 Al(SO4)2
NiSO4 + Co(NO3)2 = Ni(NO3)2 + CoSO4 =>
NiSO4 + Co(NO3)2 = Ni(NO3)2 + CoSO4
PbO2 + H{+} + SO3{2-} = Pb{2+} + H2O + SO4{2-} =>
PbO2 + 2 H{+} + SO3{2-} = Pb{2+} + H2O + SO4{2-}
KClO3 + H2SO4 = KHSO4 + O2 + Cl202 + H2O =>
404 KClO3 + 404 H2SO4 = 404 KHSO4 + 505 O2 + 2 Cl202 + 202 H2O
SrBr2 + H2O = HBr + Sr(OH)2 =>
SrBr2 + 2 H2O = 2 HBr + Sr(OH)2
MgCl2(s) + Li2CO3(aq) = MgCO3(s) + LiCl(aq) =>
MgCl2(s) + Li2CO3(aq) = MgCO3(s) + 2 LiCl(aq)
C6H12O5 + O2 = CO2 + H2O =>
2 C6H12O5 + 13 O2 = 12 CO2 + 12 H2O
MnCl2 + H2SO4 = MnSO4 + Cl2 + H2 =>
MnCl2 + H2SO4 = MnSO4 + Cl2 + H2
CuI2 + Fe(NO3)3 = Cu(NO3)2 + FeI3 =>
3 CuI2 + 2 Fe(NO3)3 = 3 Cu(NO3)2 + 2 FeI3
Cr{+3} + S2O8{-2} + H2O = Cr2O7{-2} + SO4{-2} + H{+} =>
2 Cr{+3} + 3 S2O8{-2} + 7 H2O = Cr2O7{-2} + 6 SO4{-2} + 14 H{+}
Fe(OH)3 + NH3 = [Fe(NH3)6](OH)3 =>
Fe(OH)3 + 6 NH3 = [Fe(NH3)6](OH)3
NH4Cl + HCl = NH2Cl + H2Cl =>
NH4Cl + 2 HCl = NH2Cl + 2 H2Cl
KNo3 + H2S = HNo3 + K2S =>
2 KNo3 + H2S = 2 HNo3 + K2S
NaClO + KI + CH3COOH = NaCl + KOCOCH3 + H2O + I2 =>
NaClO + 2 KI + 2 CH3COOH = NaCl + 2 KOCOCH3 + H2O + I2
Ba(NO3)2 + CuSO4 = BaSO4 + Cu(NO3)2 =>
Ba(NO3)2 + CuSO4 = BaSO4 + Cu(NO3)2
KMnO4 + H2SO4 + H2C2O4 = MnSO4 + CO2 + H2O2 + K2SO4 =>
2 KMnO4 + 3 H2SO4 + H2C2O4 = 2 MnSO4 + 2 CO2 + 4 H2O2 + K2SO4
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
C20H14O4 + NaOH + HCl = NaOHC20H14O4HCl =>
C20H14O4 + NaOH + HCl = NaOHC20H14O4HCl
Ni + HCl = NiCl2 + H2 =>
Ni + 2 HCl = NiCl2 + H2
MgBr2 + PbCl2 = MgCl2 + PbBr2 =>
MgBr2 + PbCl2 = MgCl2 + PbBr2
Cr2S3 + KOH + I2 = K2Cr2O4 + K2SO4 + KI + H2O =>
Cr2S3 + 32 KOH + 12 I2 = K2Cr2O4 + 3 K2SO4 + 24 KI + 16 H2O
NH3 + O2 = NH2O3 + H2O =>
4 NH3 + 7 O2 = 4 NH2O3 + 2 H2O
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Pb(CH3COO)2 + NaOH + NaClO = CH3COONa + NaCl + PbO2 + H2O =>
Pb(CH3COO)2 + 2 NaOH + NaClO = 2 CH3COONa + NaCl + PbO2 + H2O
CaPO4 + H2SO4 = CaSO4 + PO4H2 =>
CaPO4 + H2SO4 = CaSO4 + PO4H2
BaCrO4 + KI + HCl = BaCl2 + CrCl3 + KCl + H2O + I2 =>
2 BaCrO4 + 6 KI + 16 HCl = 2 BaCl2 + 2 CrCl3 + 6 KCl + 8 H2O + 3 I2
AsBr3 + K2Cr2O7 + H2SO4 = HBrO3 + H4As2O7 + Cr2(SO4)3 + K2SO4 + H2O =>
6 AsBr3 + 20 K2Cr2O7 + 80 H2SO4 = 18 HBrO3 + 3 H4As2O7 + 20 Cr2(SO4)3 + 20 K2SO4 + 65 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C14H12O2 + HNO3 = C14H10O2 + NO2 + H2O =>
C14H12O2 + 2 HNO3 = C14H10O2 + 2 NO2 + 2 H2O
H2O + NO3{-} + I{-} = I2 + NO2 + OH{-) =>
2 H2O + 2 NO3{-} + 2 I{-} = I2 + 2 NO2 + 4 OH{-)
C14H12O2 + HNO3 = C14H10O2 + NO2 + H2O =>
C14H12O2 + 2 HNO3 = C14H10O2 + 2 NO2 + 2 H2O
AgNO3 + Cu(OH)2 = Cu(NO3)2 + Ag2(OH)2 =>
2 AgNO3 + Cu(OH)2 = Cu(NO3)2 + Ag2(OH)2
H2SO4 + C2H3NaO2 = Na2SO4 + C2H4O2 =>
H2SO4 + 2 C2H3NaO2 = Na2SO4 + 2 C2H4O2
AgNO3 + Cu(OH)2 = Cu(NO3)2 + Ag2(OH)2 =>
2 AgNO3 + Cu(OH)2 = Cu(NO3)2 + Ag2(OH)2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NaBr + CI = NaCIBr =>
NaBr + CI = NaCIBr
FeCl3(aq) + (NH4)2S(aq) = Fe2S3(s) + NH4Cl(aq) =>
2 FeCl3(aq) + 3(NH4)2S(aq) = Fe2S3(s) + 6 NH4Cl(aq)
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
MgSO4 + NaOH = Mg(OH)2 + Na2SO4 =>
MgSO4 + 2 NaOH = Mg(OH)2 + Na2SO4
HN3 + CuO = N2 + Cu + H2O =>
2 HN3 + CuO = 3 N2 + Cu + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/13/24
Équations équilibrées sur03/14/23
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