| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na3Po4(aq) + 3 NiCl2(aq) = Ni3(Po4)2(s) + 6 NaCl
C2H5OH(i) + O2 = CO2 + H2O(i) =>
C2H5OH(i) + 3 O2 = 2 CO2 + 3 H2O(i)
FeCl3 + H2SO4 = Fe2(SO4)3 + HCl =>
2 FeCl3 + 3 H2SO4 = Fe2(SO4)3 + 6 HCl
HCN + O2 = N2 + CO2 + H2O =>
4 HCN + 5 O2 = 2 N2 + 4 CO2 + 2 H2O
K[Cr(OH)4] + KClO3 + KOH = K2CrO4 + KCl + H2O =>
2 K[Cr(OH)4] + KClO3 + 2 KOH = 2 K2CrO4 + KCl + 5 H2O
K2Cr2O7 + BaCl2 + CH3COONa + H2O = BaCrO4 + CH3COOH + KCl + NaCl =>
K2Cr2O7 + 2 BaCl2 + 2 CH3COONa + H2O = 2 BaCrO4 + 2 CH3COOH + 2 KCl + 2 NaCl
SrCl2 + (NH4)2CO3 = NH4Cl + SrCO3 =>
SrCl2 + (NH4)2CO3 = 2 NH4Cl + SrCO3
S2O8{2-} + I{-} = SO4{2-} + I3{-} =>
S2O8{2-} + 3 I{-} = 2 SO4{2-} + I3{-}
(NH4)2Cr2O7 = Cr2O3 + H2O + N2 =>
(NH4)2Cr2O7 = Cr2O3 + 4 H2O + N2
Cu(NO2)2 + H2O = Cu(OH)NO2 + HNO2 =>
Cu(NO2)2 + H2O = Cu(OH)NO2 + HNO2
H2O2 + KNO2 = KNO3 + H2O =>
H2O2 + KNO2 = KNO3 + H2O
Zn + K{+} = Zn{2+} + K{-} =>
Zn + K{+} = Zn{2+} + K{-}
KCIO + HI = I2 + KCI + H2O =>
KCIO + 2 HI = I2 + KCI + H2O
Na2MoO4 + HF = Na2MoF4O2 + H2O =>
Na2MoO4 + 4 HF = Na2MoF4O2 + 2 H2O
HClO + Mg(OH)2 = Mg(ClO)2 + H2O =>
2 HClO + Mg(OH)2 = Mg(ClO)2 + 2 H2O
Cr2(SO4)3 + LiOH = Cr(OH)3 + Li2SO4 =>
Cr2(SO4)3 + 6 LiOH = 2 Cr(OH)3 + 3 Li2SO4
C2H2 + HBr = C2H2Br2 + H2 =>
C2H2 + 2 HBr = C2H2Br2 + H2
KMnO4 + H2S = MnO2 + S + KOH + H2O =>
2 KMnO4 + 3 H2S = 2 MnO2 + 3 S + 2 KOH + 2 H2O
Na2SO4(aq) + HNO3(aq) = NaNO3 + H2SO4 =>
Na2SO4(aq) + 2 HNO3(aq) = 2 NaNO3 + H2SO4
HCl + K2Cr2O7 + NaI = CrCl3 + NaIO4 + KCl + H2O =>
32 HCl + 4 K2Cr2O7 + 3 NaI = 8 CrCl3 + 3 NaIO4 + 8 KCl + 16 H2O
HgO + HCl = HgH + ClO =>
HgO + HCl = HgH + ClO
Xe + O2 = XeO =>
2 Xe + O2 = 2 XeO
I{-} + O2 + H2O = I2 + OH{-} =>
4 I{-} + O2 + 2 H2O = 2 I2 + 4 OH{-}
BiCl3 + Au = BiAuCl3 =>
BiCl3 + Au = BiAuCl3
H2O2 + NO2 = NO3 + H2O =>
H2O2 + NO2 = NO3 + H2O
CaO + S = CaS + O2 =>
2 CaO + 2 S = 2 CaS + O2
Pb(NO3)2 = PbO + NO2 + O1 =>
Pb(NO3)2 = PbO + 2 NO2 + O1
Ca + (OH)2 + HCl = Ca2Cl2 + H2O =>
2 Ca + (OH)2 + 2 HCl = Ca2Cl2 + 2 H2O
Fe2Cl2 + K2S = Fe2S + KCl =>
Fe2Cl2 + K2S = Fe2S + 2 KCl
H2SO4 + NH4Cl = HCl + (NH4)2SO4 =>
H2SO4 + 2 NH4Cl = 2 HCl + (NH4)2SO4
Cl{-} + H3O{+} = H3OCl =>
Cl{-} + H3O{+} = H3OCl
Co2 + Mn08 + Cr02 + Al = Co2Mn09Cr01Al =>
8 Co2 + 9 Mn08 + 4 Cr02 + 8 Al = 8 Co2Mn09Cr01Al
HCl(aq) + BaSO4(s) = BaCl2(aq) + H2SO4(s) =>
2 HCl(aq) + BaSO4(s) = BaCl2(aq) + H2SO4(s)
AgNO3 + K2HPO4 = Ag2HPO4 + K2(NO3)2 =>
2 AgNO3 + K2HPO4 = Ag2HPO4 + K2(NO3)2
H2O2 + KNO2 = HNO3 + KOH =>
H2O2 + KNO2 = HNO3 + KOH
Ag{+} + HCO3{-} = Ag2CO3 + CO2 + H2O =>
2 Ag{+} + 2 HCO3{-} = Ag2CO3 + CO2 + H2O
H2SO4(aq) + K2CO3(aq) = H2CO3(s) + K2SO4(aq) =>
H2SO4(aq) + K2CO3(aq) = H2CO3(s) + K2SO4(aq)
BaCl2(aq) + Na3AsO4(aq) = NaCl2(aq) + Ba3AsO4(aq) =>
3 BaCl2(aq) + Na3AsO4(aq) = 3 NaCl2(aq) + Ba3AsO4(aq)
Cr2O4 + HBr = CrBr2 + H2O + Br2 =>
Cr2O4 + 8 HBr = 2 CrBr2 + 4 H2O + 2 Br2
NH3 + Na = (NaNH2) + H2 =>
2 NH3 + 2 Na = 2(NaNH2) + H2
NH3 + HI = NI3 + H2 =>
NH3 + 3 HI = NI3 + 3 H2
H{+} + BrO2{-} + BrO3{-} = BrO2 + H2O =>
2 H{+} + BrO2{-} + BrO3{-} = 2 BrO2 + H2O
K[Cr(OH)4] = KCrO2 + H2O =>
K[Cr(OH)4] = KCrO2 + 2 H2O
C3H7COOH + Mg(OH)2 = (C3H7COO)2Mg + H2O =>
2 C3H7COOH + Mg(OH)2 = (C3H7COO)2Mg + 2 H2O
CO(NH2)2(s) + O2(g) = N2(g) + CO2(g) + H2O(l) =>
2 CO(NH2)2(s) + 3 O2(g) = 2 N2(g) + 2 CO2(g) + 4 H2O(l)
KJ + AgNO3 = KNO3 + JAg =>
KJ + AgNO3 = KNO3 + JAg
NaH + HCl = NaCl + H =>
NaH + HCl = NaCl + 2 H
CH3CH2OH + HCH3COOH = CH3CH2COOCH3 + H2O =>
2 CH3CH2OH + 4 HCH3COOH = 3 CH3CH2COOCH3 + 4 H2O
H3CH2OH + O2 = CH3COOH + H2O =>
2 H3CH2OH + 2 O2 = CH3COOH + 4 H2O
CCl4 + CrO4 = COCl2 + CrO2Cl2 + Cl =>
2 CCl4 + CrO4 = 2 COCl2 + CrO2Cl2 + 2 Cl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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