| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn + FeCl2 = ZnCl2 + Fe
Br{5+} + Sb{3+} = Br{-} + Sb{5+} =>
Br{5+} + 3 Sb{3+} = Br{-} + 3 Sb{5+}
Al2(SO4)3 + NH4OH = Al(OH)3 + (NH4)2SO4 =>
Al2(SO4)3 + 6 NH4OH = 2 Al(OH)3 + 3(NH4)2SO4
PbN2O6 + Na3PO4 = Pb3P2O8 + NaNO3 =>
3 PbN2O6 + 2 Na3PO4 = Pb3P2O8 + 6 NaNO3
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
CaCl2 + H2C2O4 = (COCl)2 + Ca(OH)2 =>
CaCl2 + H2C2O4 = (COCl)2 + Ca(OH)2
Ca + P2O5 = CaO + P4 =>
10 Ca + 2 P2O5 = 10 CaO + P4
Na4SiO4 + H2O = H4SiO4 + Na2O =>
Na4SiO4 + 2 H2O = H4SiO4 + 2 Na2O
HNO3(ac) + AgOH(ac) = AgNO3(ac) + H2O =>
HNO3(ac) + AgOH(ac) = AgNO3(ac) + H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
C6H4(CH3)2 + KMnO4 = KOOCC6H4COOK + MnO2 + KOH + H2O =>
C6H4(CH3)2 + 4 KMnO4 = KOOCC6H4COOK + 4 MnO2 + 2 KOH + 2 H2O
SO3 + HCl = SO3Cl + H2 =>
2 SO3 + 2 HCl = 2 SO3Cl + H2
Cd + Br2 = CdBr =>
2 Cd + Br2 = 2 CdBr
H2SO4(ac) + Fe(OH)3(ac) = Fe2(SO4)3 + H2O(l) =>
3 H2SO4(ac) + 2 Fe(OH)3(ac) = Fe2(SO4)3 + 6 H2O(l)
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
I{-} + H{+} + MnO4{-} = I2{+} + Mn{2+} + H2O =>
10 I{-} + 24 H{+} + 3 MnO4{-} = 5 I2{+} + 3 Mn{2+} + 12 H2O
Ba + H2 = H2Ba =>
Ba + H2 = H2Ba
AlBr3(aq) + Fe(NO3)3(aq) = (FeBr3)3 + Al(NO3)3 =>
3 AlBr3(aq) + 3 Fe(NO3)3(aq) = (FeBr3)3 + 3 Al(NO3)3
MnO4{-} + Zn + H3O{+} = Mn{2+} + Zn{2+} + H2O =>
2 MnO4{-} + 5 Zn + 16 H3O{+} = 2 Mn{2+} + 5 Zn{2+} + 24 H2O
K2CO3 + CaCO3 = K2Ca(CO3)2 =>
K2CO3 + CaCO3 = K2Ca(CO3)2
FeSO4*H2O + NH4OH + H3PO4 + H2O2 = FePO4 + H2O + (NH4)2SO4 =>
2 FeSO4*H2O + 4 NH4OH + 2 H3PO4 + H2O2 = 2 FePO4 + 8 H2O + 2(NH4)2SO4
KMnO4 + NaOH + Fe(NO2)3 = K2MnO4 + Na2MnO4 + Fe(NO3)3 + H2O =>
6 KMnO4 + 6 NaOH + Fe(NO2)3 = 3 K2MnO4 + 3 Na2MnO4 + Fe(NO3)3 + 3 H2O
H2SO4 + FeOH = Fe2SO4 + H2O =>
H2SO4 + 2 FeOH = Fe2SO4 + 2 H2O
Al(SO) + CaCl = AlCl + CaSO =>
Al(SO) + CaCl = AlCl + CaSO
MnSO4 = MnOSO3 =>
MnSO4 = MnOSO3
C2H5Br + C3H7MgBr = C5H12 + MgBr2 =>
C2H5Br + C3H7MgBr = C5H12 + MgBr2
C2H3O2 + Ca(NO3)2 = CaC2H3O2 + NO3 =>
C2H3O2 + Ca(NO3)2 = CaC2H3O2 + 2 NO3
Ca + CH3OO = Ca(CH3OO)2 =>
Ca + 2 CH3OO = Ca(CH3OO)2
Mn(CH3COO)2 + KMnO4 + H2O = MnO2 + CH3COOK + CH3COOH =>
3 Mn(CH3COO)2 + 2 KMnO4 + 2 H2O = 5 MnO2 + 2 CH3COOK + 4 CH3COOH
MnO4{-} + Cl2 + H{+} = Mn{2+} + HClO2 + H2O =>
6 MnO4{-} + 5 Cl2 + 18 H{+} = 6 Mn{2+} + 10 HClO2 + 4 H2O
Pb(NO{3}){2} + KOH = Pb(OH){2} + K(NO{3}) =>
Pb(NO{3}){2} + KOH = Pb(OH){2} + K(NO{3})
MgN2 + D2O = D2N2 + MgO =>
MgN2 + D2O = D2N2 + MgO
Sn + HNO3 = Sn(NO3)2 + NO2 + H2O =>
Sn + 4 HNO3 = Sn(NO3)2 + 2 NO2 + 2 H2O
Co(NO3)2 + CO = Co(CO)4*(NO3)2 =>
Co(NO3)2 + 4 CO = Co(CO)4*(NO3)2
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
AsCl5 = AsCl3 + Cl2 =>
AsCl5 = AsCl3 + Cl2
BaCl2 + Na2S = BaS + NaCl =>
BaCl2 + Na2S = BaS + 2 NaCl
Na[Al(OH)4] + HNO3 = Al(OH)3 + NaNO3 + H2O =>
Na[Al(OH)4] + HNO3 = Al(OH)3 + NaNO3 + H2O
HBr + HCOONa = NaBr + HCOOH =>
HBr + HCOONa = NaBr + HCOOH
AsS3 + HNO3 + H2O = H2SO4 + H3AsO4 + NO =>
3 AsS3 + 23 HNO3 + 2 H2O = 9 H2SO4 + 3 H3AsO4 + 23 NO
H2O2 + CH3COCH3 = C9H18O6 + H3O =>
9 H2O2 + 12 CH3COCH3 = 4 C9H18O6 + 6 H3O
CH2Br2 + Br2 = CHBr3 + HBr =>
CH2Br2 + Br2 = CHBr3 + HBr
CaCO3H2O = H2O + CaO + CO2 =>
CaCO3H2O = H2O + CaO + CO2
NaHCO3 + H4C2O2 + H2O = NaH4C2O3 + H2CO3 =>
8 NaHCO3 + 7 H4C2O2 + 4 H2O = 8 NaH4C2O3 + 6 H2CO3
KMnO4 + H2SO4 + Na2(C2O4) = K2SO4 + MnSO4 + Na2SO4 + H2O + CO2 =>
2 KMnO4 + 8 H2SO4 + 5 Na2(C2O4) = K2SO4 + 2 MnSO4 + 5 Na2SO4 + 8 H2O + 10 CO2
Ni2 + N2 = NiN =>
Ni2 + N2 = 2 NiN
C + HNO3 = CO2 + H2O + NO =>
3 C + 4 HNO3 = 3 CO2 + 2 H2O + 4 NO
CaCl2 + Al2(SO4)3 = AlCl3 + CaSO4 =>
3 CaCl2 + Al2(SO4)3 = 2 AlCl3 + 3 CaSO4
CH3CH2CH2NH2 + HNO2 = CH3CH2CH2OH + H2O + N2 =>
CH3CH2CH2NH2 + HNO2 = CH3CH2CH2OH + H2O + N2
Zn + NiCl2 = Zn2Ni3 + Cl =>
2 Zn + 3 NiCl2 = Zn2Ni3 + 6 Cl
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Équations équilibrées sur12/24/24
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