| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 C2H5OH + 2 Na2Cr2O7 + 8 H2SO4 = 3 HC2H3O2 + 2 Cr2(SO4)3 + 2 Na2SO4 + 11 H2O
H2 + Fe2 = HFe =>
H2 + Fe2 = 2 HFe
Pt + ZnCl2 = ZnPt + Cl2 =>
Pt + ZnCl2 = ZnPt + Cl2
In + OH{-} + H2O = In(OH)4{-} + H2 =>
2 In + 2 OH{-} + 6 H2O = 2 In(OH)4{-} + 3 H2
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
PB + (CH3COO)2 + KI = PBI2 + CH3COOK =>
PB + (CH3COO)2 + 2 KI = PBI2 + 2 CH3COOK
BaO + Na3N = Na2O + Ba3N2 =>
3 BaO + 2 Na3N = 3 Na2O + Ba3N2
Ca3N2(s) + H2O(l) = Ca(OH)2(l) + NH3(g) =>
Ca3N2(s) + 6 H2O(l) = 3 Ca(OH)2(l) + 2 NH3(g)
MnO2 + H2SO4 + I = IO2 + MnSO4 + H2O =>
2 MnO2 + 2 H2SO4 + I = IO2 + 2 MnSO4 + 2 H2O
C4H10O + H2SO4 + CrO3 = CH3COOH + H2O + Cr2(SO)3 =>
3 C4H10O + 3 H2SO4 + 2 CrO3 = 6 CH3COOH + 6 H2O + Cr2(SO)3
Eu + HF = EuF3 + H2 =>
2 Eu + 6 HF = 2 EuF3 + 3 H2
Sn + Cr2O3 = Sn2O3 + Cr =>
2 Sn + Cr2O3 = Sn2O3 + 2 Cr
C9H8O4 + H = C7H6O3 + C2H4O =>
C9H8O4 + 2 H = C7H6O3 + C2H4O
MnO4{-} + SO3{2-} + H2O = Mn2{+} + SO4{2-} + OH{-} =>
4 MnO4{-} + 13 SO3{2-} + 3 H2O = 2 Mn2{+} + 13 SO4{2-} + 6 OH{-}
K2TaF7 + Na = Ta + NaF + KF =>
K2TaF7 + 5 Na = Ta + 5 NaF + 2 KF
C6H5NH2 + C6H5COCl + NaOH = C6H5NHCOC6H5 + NaCl + H2O =>
C6H5NH2 + C6H5COCl + NaOH = C6H5NHCOC6H5 + NaCl + H2O
BaOH + CO2 = BaCO3 + H2 =>
2 BaOH + 2 CO2 = 2 BaCO3 + H2
NH4Cl + HNO3 = NO2 + H2O + Cl2 =>
2 NH4Cl + 16 HNO3 = 18 NO2 + 12 H2O + Cl2
K2CrO4 + CuSO4*5H2O = K2SO4 + CuCrO4 + H2O =>
K2CrO4 + CuSO4*5H2O = K2SO4 + CuCrO4 + 5 H2O
NH4{+} + Cl{-} = NH4Cl =>
NH4{+} + Cl{-} = NH4Cl
K2CO3(aq) + CaBr2(aq) = CaCO3(s) + KBr(aq) =>
K2CO3(aq) + CaBr2(aq) = CaCO3(s) + 2 KBr(aq)
P2O3 + H2SO4 = P2O5 + SO2 + H3PO3 =>
5 P2O3 + 6 H2SO4 = 3 P2O5 + 6 SO2 + 4 H3PO3
C6H7NO + Ce(SO4)2 = C6H5NO + Ce2(SO4)3 + H2SO4 =>
C6H7NO + 2 Ce(SO4)2 = C6H5NO + Ce2(SO4)3 + H2SO4
NH4{+} + Cl{-} = NH4Cl =>
NH4{+} + Cl{-} = NH4Cl
Fe2O3 + C3O3 = Fe2 + C3O6 =>
Fe2O3 + C3O3 = Fe2 + C3O6
K2CO3(s) + H3PO4(aq) = K3PO4(aq) + H2O + CO2(g) =>
3 K2CO3(s) + 2 H3PO4(aq) = 2 K3PO4(aq) + 3 H2O + 3 CO2(g)
KMnO4 + SnCl2 + H2O + KCl = KOH + MnO2 + SnCl4 =>
2 KMnO4 + 3 SnCl2 + 4 H2O + 6 KCl = 8 KOH + 2 MnO2 + 3 SnCl4
CH4 + Br2 = CBr4 + HBr =>
CH4 + 4 Br2 = CBr4 + 4 HBr
NH4{+} + Cl{-} = NH4Cl =>
NH4{+} + Cl{-} = NH4Cl
C3H7COOH + CaO = (C3H7COO)2Ca + H2O =>
2 C3H7COOH + CaO = (C3H7COO)2Ca + H2O
CaF2 = Ca + F2CaF2 = Ca + F2 =>
2 CaF2 = Ca + F2CaF2
LiCI + KBr = LiBr + KCI =>
LiCI + KBr = LiBr + KCI
Al2(SO4)3 + Co(NO3)2 = Co(AlO2) + NO2 + O2 + SO3 =>
2 Al2(SO4)3 + 4 Co(NO3)2 = 4 Co(AlO2) + 8 NO2 + 3 O2 + 6 SO3
N4 + Li = Li3N =>
N4 + 12 Li = 4 Li3N
SiO2 + NaOH = Na2SiO3 + H2O =>
SiO2 + 2 NaOH = Na2SiO3 + H2O
Rb1 + O2 = Rb2O =>
4 Rb1 + O2 = 2 Rb2O
H = H2 =>
2 H = H2
CoSO4NaClONaOHH2O = Co(OH)3NaSO4NaCl =>
CoSO4NaClONaOHH2O = Co(OH)3NaSO4NaCl
C6H6 + Cl2 = C6H6Cl6 =>
C6H6 + 3 Cl2 = C6H6Cl6
NaF + TiO2 = NaO + F2Ti =>
2 NaF + TiO2 = 2 NaO + F2Ti
Mercury(II)Nitrate + PotassiumIodide = Mercury(II)Iodide + PotassiumNitrate =>
Mercury(II)Nitrate + PotassiumIodide = Mercury(II)Iodide + PotassiumNitrate
Cr(s) + O2(g) = Cr2O3(g) =>
4 Cr(s) + 3 O2(g) = 2 Cr2O3(g)
HCl + HNO3 = (NO)Cl + Cl2 + H2O =>
3 HCl + HNO3 = (NO)Cl + Cl2 + 2 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Pb(s) + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb(s) + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
K3PO4 + CaCl2 = Ca3(PO4)2 + KCl =>
2 K3PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 KCl
CrO2 + N2 + H2 + H2O = (NH4)2Cr2O7 =>
2 CrO2 + N2 + H2 + 3 H2O = (NH4)2Cr2O7
(NH4) + SO4 + KOH = NH3 + K2SO4 + H2O =>
2(NH4) + SO4 + 2 KOH = 2 NH3 + K2SO4 + 2 H2O
NaOH + Na2CO3 = Na2OHNaCO3 =>
NaOH + Na2CO3 = Na2OHNaCO3
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/21/24
Équations équilibrées sur01/20/24
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