| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 Fe + 2 KMnO4 + 8 H2SO4 = 5 FeSO4 + 8 H2O + K2SO4 + 2 MnSO4
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Ca + HCl = CaCl2 + H =>
Ca + 2 HCl = CaCl2 + 2 H
Al + Cl3 = Al2Cl3 =>
2 Al + Cl3 = Al2Cl3
CaI2 + HCN = Ca(CN)2 + HI =>
CaI2 + 2 HCN = Ca(CN)2 + 2 HI
HSO4{-} + Cl{-} = HCl + SO4{2-} =>
HSO4{-} + Cl{-} = HCl + SO4{2-}
Cr(H2O)6 + HNO3 = Cr(NO3)3 + H2O + NO2 =>
Cr(H2O)6 + 6 HNO3 = Cr(NO3)3 + 9 H2O + 3 NO2
NaClO4 + PPh3 = NaCl + POPh3 =>
NaClO4 + 4 PPh3 = NaCl + 4 POPh3
Na2CrO4 + Cu(CH3COO)2 = CuCrO4 + NaCH3COO =>
Na2CrO4 + Cu(CH3COO)2 = CuCrO4 + 2 NaCH3COO
C16H34 + N2 = HCN + CH3 =>
2 C16H34 + 7 N2 = 14 HCN + 18 CH3
Ra2 + O2 = RaO =>
Ra2 + O2 = 2 RaO
Ca3(PO4)2 + SiO2 + C = P + Ca2(SiO4)2 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 4 C = 4 P + 3 Ca2(SiO4)2 + 4 CO
C2O2H2 + (CH3CHOO)2Pb = C2O2Pb + CH3COOH =>
2 C2O2H2 + (CH3CHOO)2Pb = C2O2Pb + 3 CH3COOH
HCl + KMnO4 = MnCl2 + KCl + Cl + H2O =>
8 HCl + KMnO4 = MnCl2 + KCl + 5 Cl + 4 H2O
Al + K2CrO7 + H2SO4 = Cr2SO4 + AlSO4 + H2O + K2SO4 =>
11 Al + 2 K2CrO7 + 14 H2SO4 = Cr2SO4 + 11 AlSO4 + 14 H2O + 2 K2SO4
LiBr + CsI = LiI + CsBr =>
LiBr + CsI = LiI + CsBr
NaHCO3 + H3C6H5O7 = Na3C6H4O7 + H2O + CO2 =>
54 NaHCO3 + 17 H3C6H5O7 = 18 Na3C6H4O7 + 59 H2O + 48 CO2
CuNi2 + CuSO4 = NiSO4 + Cu =>
CuNi2 + 2 CuSO4 = 2 NiSO4 + 3 Cu
As2S5 + HNO3 + HOH = H3AsO4 + S + NO =>
3 As2S5 + 10 HNO3 + 4 HOH = 6 H3AsO4 + 15 S + 10 NO
C + Cr = CrC =>
C + Cr = CrC
NaNO2 + KI + H2SO4 = I2 + NO + Na2SO4 + K2SO4 + H2O =>
2 NaNO2 + 2 KI + 2 H2SO4 = I2 + 2 NO + Na2SO4 + K2SO4 + 2 H2O
ZnBr2 + Ni = NiBr2 + Zn =>
ZnBr2 + Ni = NiBr2 + Zn
Co + I = Co(I)2 =>
Co + 2 I = Co(I)2
KI + Pb(CH3CO2)2 = PbI2 + CH3CO2K =>
2 KI + Pb(CH3CO2)2 = PbI2 + 2 CH3CO2K
KMnO4 + H2SO4 + K2SO3 = MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 K2SO3 = 2 MnSO4 + 6 K2SO4 + 3 H2O
Ni(NO3)2 + Na2SiO3 = Ni2(SiO3)2 + NaNO3 =>
2 Ni(NO3)2 + 2 Na2SiO3 = Ni2(SiO3)2 + 4 NaNO3
Zn + Ca(NO3)2 + KOH = K2ZnO2 + NH3 + H2O + Ca(OH)2 =>
8 Zn + Ca(NO3)2 + 16 KOH = 8 K2ZnO2 + 2 NH3 + 4 H2O + Ca(OH)2
Sn(s) + AgC2H3O2(aq) = Ag(s) + SnC2H3O2(aq) =>
Sn(s) + AgC2H3O2(aq) = Ag(s) + SnC2H3O2(aq)
Fe(NO3)3 + NaOH = Fe(OH)3(s) + NaNO3(aq) =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3(s) + 3 NaNO3(aq)
KHO + HBr = KBr + H2O =>
KHO + HBr = KBr + H2O
CH2O + CuSO4 + NaOH = CO2 + Cu2O + Na2SO4 + H2O =>
CH2O + 4 CuSO4 + 8 NaOH = CO2 + 2 Cu2O + 4 Na2SO4 + 5 H2O
CaCl2(aq) + Na2(CO3)(aq) = CaCO3 + NaCl =>
CaCl2(aq) + Na2(CO3)(aq) = CaCO3 + 2 NaCl
AnNO3 + Ca = An + CaNO3 =>
AnNO3 + Ca = An + CaNO3
Pb(NO3)2(aq) + NaCl(aq) = PbCl2(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaCl(aq) = PbCl2(s) + 2 NaNO3(aq)
V2O5 + Mg = V + MgO =>
V2O5 + 5 Mg = 2 V + 5 MgO
H2Se + Ca(OH)2 = CaSe + H2O =>
H2Se + Ca(OH)2 = CaSe + 2 H2O
K2S + MgSO4 = K2SO4 + MgS =>
K2S + MgSO4 = K2SO4 + MgS
Ca + H3PO3 = Ca3(PO3)2 + H2 =>
3 Ca + 2 H3PO3 = Ca3(PO3)2 + 3 H2
C2H5 + Br2 = C2H4Br + H2 =>
2 C2H5 + Br2 = 2 C2H4Br + H2
Na(OH) + Mg(SO4) = Mg(OH)2 + Na2SO4 =>
2 Na(OH) + Mg(SO4) = Mg(OH)2 + Na2SO4
K2Cr2O7 + SO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 SO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O
Zn + Cr2(SO4)3 = ZnSO4 + Cr(SO4) =>
Zn + Cr2(SO4)3 = ZnSO4 + 2 Cr(SO4)
Na2SO4 + K2S = K2SO4 + Na2S =>
Na2SO4 + K2S = K2SO4 + Na2S
Al + HNO3 = Al(NO3)3 + NO2 + H2O =>
Al + 6 HNO3 = Al(NO3)3 + 3 NO2 + 3 H2O
HF + H3PO4 = HPF6 + H2O =>
6 HF + H3PO4 = HPF6 + 4 H2O
C16H26O7 + O2 = CO2 + H2O =>
C16H26O7 + 19 O2 = 16 CO2 + 13 H2O
C4H8O + Ag2O = Ag + CO2 + H2O =>
C4H8O + 11 Ag2O = 22 Ag + 4 CO2 + 4 H2O
H2O + Ni + HNO3 = Ni(OH)2 + NH3 =>
5 H2O + 4 Ni + HNO3 = 4 Ni(OH)2 + NH3
C2H5NH2 + O2 = N2 + H2O + CO2 =>
4 C2H5NH2 + 15 O2 = 2 N2 + 14 H2O + 8 CO2
C200H420 + O2 = CO2 + H2O =>
C200H420 + 305 O2 = 200 CO2 + 210 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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