| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(NO3)2 + CuSO4 = Pb(SO4) + 2(NO3) + Cu
PbN6 = Pb + N2 =>
PbN6 = Pb + 3 N2
Br{-} + Cr2O7{2-} + H3O{+} = Br2 + Cr{3+} + H2O =>
6 Br{-} + Cr2O7{2-} + 14 H3O{+} = 3 Br2 + 2 Cr{3+} + 21 H2O
Zn + (NH4)2SO4 = Zn(NH4)2SO4 =>
Zn + (NH4)2SO4 = Zn(NH4)2SO4
CuO + NH4H2PO4 = Cu5P2O10 + NH3 + H2O =>
5 CuO + 2 NH4H2PO4 = Cu5P2O10 + 2 NH3 + 3 H2O
C12H22O11(aq) + H2O(l) = CH3CH2OH(aq) + CO2(g) =>
C12H22O11(aq) + H2O(l) = 4 CH3CH2OH(aq) + 4 CO2(g)
MnC2O4 = MnO + CO2 + CO =>
MnC2O4 = MnO + CO2 + CO
AgNO{3} + BaCl{2} = AgCl + Ba(NO{3}){2} =>
AgNO{3} + BaCl{2} = AgCl + Ba(NO{3}){2}
Al(NO3)3 + HBr = H(NO3)3 + AlBr =>
Al(NO3)3 + HBr = H(NO3)3 + AlBr
CuCl2 + Na2CO3 = Cu2(CO3)2 + NaCl =>
2 CuCl2 + 2 Na2CO3 = Cu2(CO3)2 + 4 NaCl
K2SO4 + Sn(NO3)2 = KNO3 + Sn(SO4) =>
K2SO4 + Sn(NO3)2 = 2 KNO3 + Sn(SO4)
SO4 + H3O = SO2 + H2O =>
SO4 + 4 H3O = SO2 + 6 H2O
H2SO4 + BaCl2 = H2 + BaSO4 + Cl =>
H2SO4 + BaCl2 = H2 + BaSO4 + 2 Cl
Na2SO3 + KBrO3 = KBr + Na2SO4 =>
3 Na2SO3 + KBrO3 = KBr + 3 Na2SO4
NHClO4 = N2 + Cl2 + O2 + H2O =>
4 NHClO4 = 2 N2 + 2 Cl2 + 7 O2 + 2 H2O
NaOH(aq) + AgC2H3O2(aq) = Ag(OH) + Na(C2H3O2) =>
NaOH(aq) + AgC2H3O2(aq) = Ag(OH) + Na(C2H3O2)
CrCl3 + K2CO3 + KNO3 = K2CrO4 + KNO2 + CO2 + KCl =>
2 CrCl3 + 5 K2CO3 + 3 KNO3 = 2 K2CrO4 + 3 KNO2 + 5 CO2 + 6 KCl
CuSO4 + KH2PO4 = CuPO4 + KH2SO4 =>
CuSO4 + KH2PO4 = CuPO4 + KH2SO4
HF(aq) + Cl(g) = F2(g) + HCl(aq) =>
2 HF(aq) + 2 Cl(g) = F2(g) + 2 HCl(aq)
FeS + HCl(a) = H2S + FeCl2(a) =>
FeS + 2 HCl(a) = H2S + FeCl2(a)
CaFl + HSO4 = HFl + CaSO4 =>
CaFl + HSO4 = HFl + CaSO4
K2S + FeSO4 = K2SO4 + FeS =>
K2S + FeSO4 = K2SO4 + FeS
NH4Cl + Na2SiO3 = H2SiO3 + NH3 + NaCl =>
2 NH4Cl + Na2SiO3 = H2SiO3 + 2 NH3 + 2 NaCl
CaCr2O7 + H3PO4 + AlBr3 = Ca(PO4)2 + CrPO4 + AlPO4 + H2O + Br2 =>
3 CaCr2O7 + 14 H3PO4 + 2 AlBr3 = 3 Ca(PO4)2 + 6 CrPO4 + 2 AlPO4 + 21 H2O + 3 Br2
Si + H2SO4 = Si2(SO4)4 + H2 =>
2 Si + 4 H2SO4 = Si2(SO4)4 + 4 H2
H2SO4 + e = SO4{2-} + H2 =>
H2SO4 + 2e = SO4{2-} + H2
La2O3 + PbO + MgO + RuO2 + O = LaPbMgRuO6 =>
La2O3 + 2 PbO + 2 MgO + 2 RuO2 + O = 2 LaPbMgRuO6
Pb(NO3)2 + Ca(CH3COO)2 = Pb(CH3COO)2 + Ca(NO3)2 =>
Pb(NO3)2 + Ca(CH3COO)2 = Pb(CH3COO)2 + Ca(NO3)2
Na + H2O = NaOH + H22 =>
22 Na + 22 H2O = 22 NaOH + H22
Pb + CuCl = Pb2Cl4 + Cu =>
2 Pb + 4 CuCl = Pb2Cl4 + 4 Cu
NH4C2H3O2 + CaCl2 = NH4Cl + Ca(C2H3O2)2 =>
2 NH4C2H3O2 + CaCl2 = 2 NH4Cl + Ca(C2H3O2)2
FeNO32 + HNO3 = FeNO33 + NO + H2O =>
3 FeNO32 + 2 HNO3 = 3 FeNO33 + 2 NO + H2O
Ag + AuNO3 = AgNO3 + Au =>
Ag + AuNO3 = AgNO3 + Au
Br9I2 = I2 + Br =>
Br9I2 = I2 + 9 Br
KI + S = K2S + I2 =>
2 KI + S = K2S + I2
HClO4 + Nh4OH = Nh4ClO4 + H2O =>
HClO4 + Nh4OH = Nh4ClO4 + H2O
C6H7ON + O2 = CO2 + NH3 + H2O =>
2 C6H7ON + 13 O2 = 12 CO2 + 2 NH3 + 4 H2O
C4H9OH + KBr + H2SO4 = C4H9Br + KHSO4 + H2O =>
C4H9OH + KBr + H2SO4 = C4H9Br + KHSO4 + H2O
Bi(OH)3 = Bi + OH =>
Bi(OH)3 = Bi + 3 OH
C3H8O2 = CH4 + CO2 =>
C3H8O2 = 2 CH4 + CO2
FeSO4(aq) + H2SO4(aq) + KMnO4(aq) = Fe2(SO4)3(aq) + H2O(l) + K2SO4(aq) + MnSO4(aq) =>
10 FeSO4(aq) + 8 H2SO4(aq) + 2 KMnO4(aq) = 5 Fe2(SO4)3(aq) + 8 H2O(l) + K2SO4(aq) + 2 MnSO4(aq)
N{3+} = N{5+} + {-} =>
N{3+} = N{5+} + 2e
NaHCO3 + BaSO4 = Na2SO4 + Ba(HCO3)2 =>
2 NaHCO3 + BaSO4 = Na2SO4 + Ba(HCO3)2
H2SO4 + F = SO4 + HF =>
H2SO4 + 2 F = SO4 + 2 HF
Al(NO3)3 + NH4I = Al(I)3 + NH4NO3 =>
Al(NO3)3 + 3 NH4I = Al(I)3 + 3 NH4NO3
Zn + MnO4{-} + H{+} = Zn{2+} + H2O + Mn{2+} =>
5 Zn + 2 MnO4{-} + 16 H{+} = 5 Zn{2+} + 8 H2O + 2 Mn{2+}
Ba(CH3COO)2 + K2SO4 = KCH3COO + BaSO4 =>
Ba(CH3COO)2 + K2SO4 = 2 KCH3COO + BaSO4
KOH + H3C6O7H5*2H2O = H2O + KH2C6O7H5*2H2O =>
KOH + H3C6O7H5*2H2O = H2O + KH2C6O7H5*2H2O
(CH3COO)2PB + H2S + H2O2 = CH3COOH + PBSO4 + H2O =>
(CH3COO)2PB + H2S + 4 H2O2 = 2 CH3COOH + PBSO4 + 4 H2O
S + KOH = KSO3 + KS + H2O =>
6 S + 6 KOH = KSO3 + 5 KS + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/18/24
Équations équilibrées sur01/17/24
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