| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 V3S4 + 31 O2 = 6 V2O5 + 16 SO2
Pb(NO3)2 + K2SO4 = PbSO4 + KNO3 =>
Pb(NO3)2 + K2SO4 = PbSO4 + 2 KNO3
CH3COOH + Fe = Fe(CH3COO)2 + H2 =>
2 CH3COOH + Fe = Fe(CH3COO)2 + H2
Na2S + Zn(NO3)2 = ZnS + NaNO3 =>
Na2S + Zn(NO3)2 = ZnS + 2 NaNO3
NH(g) + O2(g) = NO2(g) + H2O(g) =>
4 NH(g) + 5 O2(g) = 4 NO2(g) + 2 H2O(g)
Zn + H2O = Zn{2+} + H2 + OH{-} =>
Zn + 2 H2O = Zn{2+} + H2 + 2 OH{-}
CaHPO4 + H3PO4 = Ca(H2PO4)2 =>
CaHPO4 + H3PO4 = Ca(H2PO4)2
MgCl2 + Na2CO3 = MgCO3 + NaCl =>
MgCl2 + Na2CO3 = MgCO3 + 2 NaCl
Fe2O3(s) + CO(s) = Fe(s) + CO2 =>
Fe2O3(s) + 3 CO(s) = 2 Fe(s) + 3 CO2
Hg(II)O2H + H3PO4 = Hg(II)PO4 + H2O =>
Hg(II)O2H + H3PO4 = Hg(II)PO4 + 2 H2O
Bi + O2 + MoO2 = Bi2O3*MoO3 =>
2 Bi + 2 O2 + MoO2 = Bi2O3*MoO3
F2 + KBr = F2KBr =>
F2 + KBr = F2KBr
Pb(OH)2 + NaOH = Na[Pb(OH)4] + PbOH =>
2 Pb(OH)2 + NaOH = Na[Pb(OH)4] + PbOH
I{-}(aq) + NO2{-}(aq) + H{+} = I2(s) + NO(g) + H2O =>
2 I{-}(aq) + 2 NO2{-}(aq) + 4 H{+} = I2(s) + 2 NO(g) + 2 H2O
O2(g) + C2H6O(aq) = CO2 + H2O =>
3 O2(g) + C2H6O(aq) = 2 CO2 + 3 H2O
H3PO4 + K2(CO3) = K(H2PO4) + H2O + CO2 =>
2 H3PO4 + K2(CO3) = 2 K(H2PO4) + H2O + CO2
FeOCr2O3 + K2CO3 + O2 = K2CrO4 + CO2 + Fe2O3 =>
4 FeOCr2O3 + 8 K2CO3 + 7 O2 = 8 K2CrO4 + 8 CO2 + 2 Fe2O3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
BaH2(s) + H2O(i) = Ba(OH)2(ac) + H2(g) =>
BaH2(s) + 2 H2O(i) = Ba(OH)2(ac) + 2 H2(g)
Na + MgCl2(aq) = NaCl(aq) + Mg(s) =>
2 Na + MgCl2(aq) = 2 NaCl(aq) + Mg(s)
Mg + CaCl2 = MgCl2 + Ca =>
Mg + CaCl2 = MgCl2 + Ca
NH4NO2 + NaOH = NaNO2 + H2O + NH3 =>
NH4NO2 + NaOH = NaNO2 + H2O + NH3
PbO + O = PbO2 =>
PbO + O = PbO2
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
AgSCN + NH4OH = Ag(NH3)SCN + H2O =>
AgSCN + NH4OH = Ag(NH3)SCN + H2O
Cu + H2O = Cu2O + H2 =>
2 Cu + H2O = Cu2O + H2
FeCl3 + K2C2O4*H2O = K3FeC6O12H6O3 + KCl =>
FeCl3 + 3 K2C2O4*H2O = K3FeC6O12H6O3 + 3 KCl
(CH3COO)2Ca + O2 = CaCO3 + CO2 + H2O =>
(CH3COO)2Ca + 4 O2 = CaCO3 + 3 CO2 + 3 H2O
Cr(NO3)3 + FeSO4 = Cr2(SO4)3 + Fe(NO3)2 =>
2 Cr(NO3)3 + 3 FeSO4 = Cr2(SO4)3 + 3 Fe(NO3)2
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
HCIO3 + H2SO3 = CIO2 + H2SO4 + H2O =>
2 HCIO3 + H2SO3 = 2 CIO2 + H2SO4 + H2O
NaCl + CuSO4 + Cu = Na2SO4 + CuCl =>
2 NaCl + CuSO4 + Cu = Na2SO4 + 2 CuCl
CuO + Na = Na2O + Cu =>
CuO + 2 Na = Na2O + Cu
Zn(s) + Al(NO3)3(aq) = Zn(NO3)3(aq) + Al(s) =>
Zn(s) + Al(NO3)3(aq) = Zn(NO3)3(aq) + Al(s)
KMnO4 + Na2SO3 + H2SO4 = MnSO4 + K2SO4 + H2O + Na2SO4 =>
2 KMnO4 + 5 Na2SO3 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 3 H2O + 5 Na2SO4
C5H8O + C7H5OCl = C19H14OCl2 + H2O =>
C5H8O + 2 C7H5OCl = C19H14OCl2 + 2 H2O
(CH3)3CH + O2 = CO2 + H2O =>
2(CH3)3CH + 13 O2 = 8 CO2 + 10 H2O
Ag + Br = AgBr =>
Ag + Br = AgBr
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
NaClO3 + Al = Al2O3 + ClO + Na =>
3 NaClO3 + 4 Al = 2 Al2O3 + 3 ClO + 3 Na
Hg2(NO3)2 + KCl = Hg2Cl2 + KNO3 =>
Hg2(NO3)2 + 2 KCl = Hg2Cl2 + 2 KNO3
Na2FeO4 + BaCl2 + H2O = NaCl + BaOH + Cl + Fe(OH)3 =>
Na2FeO4 + 5 BaCl2 + 4 H2O = 2 NaCl + 5 BaOH + 8 Cl + Fe(OH)3
Sr(OH)2 + HClO2 = SrCl2 + H2O + O2 =>
Sr(OH)2 + 2 HClO2 = SrCl2 + 2 H2O + 2 O2
Pb + AgNO3 = Pb(NO3)2 + Ag(s) =>
Pb + 2 AgNO3 = Pb(NO3)2 + 2 Ag(s)
Na2S2O3 + KMnO4 + H2O = Na2SO4 + K2SO4 + Mn2O5 + KOH =>
Na2S2O3 + 4 KMnO4 + H2O = Na2SO4 + K2SO4 + 2 Mn2O5 + 2 KOH
Na3FeF6 + NaCN = Na3Fe(CN)6 + NaF =>
Na3FeF6 + 6 NaCN = Na3Fe(CN)6 + 6 NaF
CaCO3(l) + HCl(aq) = CaCl2(aq) + CO2(s) + H2O(l) =>
CaCO3(l) + 2 HCl(aq) = CaCl2(aq) + CO2(s) + H2O(l)
CUCO3(s) = CUO(s) + CO2(g) =>
CUCO3(s) = CUO(s) + CO2(g)
Br + HCl = BrCl + H =>
Br + HCl = BrCl + H
NaHSO3 + H2SiO3 = Na2SiO3 + SO2 + H2O =>
2 NaHSO3 + H2SiO3 = Na2SiO3 + 2 SO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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