| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe + 2 HCe = H2 + FeCe2
Na2CO3 + Pb(NO3)2 = PbCO3 + NaNO3 =>
Na2CO3 + Pb(NO3)2 = PbCO3 + 2 NaNO3
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
NaI + Br2 = NaBr + I2 =>
2 NaI + Br2 = 2 NaBr + I2
FeCl3 + KOH = KCl + Fe + OH =>
FeCl3 + 3 KOH = 3 KCl + Fe + 3 OH
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
La2(SO4)3 + NaOH = La(OH)3 + Na2SO4 =>
La2(SO4)3 + 6 NaOH = 2 La(OH)3 + 3 Na2SO4
SrO + H2O = SrOH + O2 =>
4 SrO + 2 H2O = 4 SrOH + O2
Ba + N2 + O2 = Ba(NO3)2 =>
Ba + N2 + 3 O2 = Ba(NO3)2
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
SO3 + H3O = SO2 + H2O =>
SO3 + 2 H3O = SO2 + 3 H2O
CO(NH2)2 + HNCO = NH2CONHCONH2 =>
CO(NH2)2 + HNCO = NH2CONHCONH2
CrO + Cr2O3 = Cr3O4 =>
CrO + Cr2O3 = Cr3O4
K2SO3(aq) + H2SO4(aq) = K2SO4 + SO2 + H2O =>
K2SO3(aq) + H2SO4(aq) = K2SO4 + SO2 + H2O
HNO3 + PBS = PBSO4 + NO2 + H2O =>
8 HNO3 + PBS = PBSO4 + 8 NO2 + 4 H2O
ZnSO4 + H2S = ZnS + H2SO4 =>
ZnSO4 + H2S = ZnS + H2SO4
KHSO4 + MgHPO4 = KHPO4 + MgHSO4 =>
KHSO4 + MgHPO4 = KHPO4 + MgHSO4
H2SO4 + CuO = CuSO4 + H2O =>
H2SO4 + CuO = CuSO4 + H2O
HClO3 + P4O10 = H3PO4 + Cl2O5 =>
12 HClO3 + P4O10 = 4 H3PO4 + 6 Cl2O5
BaO + H2SO4 = BaSO4H2O =>
BaO + H2SO4 = BaSO4H2O
Al{+3} + O{-2} = Al2O3 =>
2 Al{+3} + 3 O{-2} = Al2O3
ZnCl2 + LiOH = LiCl2 + ZnOH =>
ZnCl2 + LiOH = LiCl2 + ZnOH
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
PoO2 + VBr5 = PoBr4 + V2O5 =>
5 PoO2 + 4 VBr5 = 5 PoBr4 + 2 V2O5
H3Po4(aq) + Ca(OH)2(aq) = Ca3(Po4)2(saw) + H2O(l) =>
2 H3Po4(aq) + 3 Ca(OH)2(aq) = Ca3(Po4)2(saw) + 6 H2O(l)
HClO4 + CH3COONH4 + O2 = CO2 + H2O + NOCl =>
2 HClO4 + 2 CH3COONH4 + 3 O2 = 4 CO2 + 8 H2O + 2 NOCl
K2CrO7 + H2C2O4H2O = CO2 + K2CrO2 + H2O =>
K2CrO7 + 5 H2C2O4H2O = 10 CO2 + K2CrO2 + 10 H2O
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
K2CrO4 + BaCl2 = K2Cl2 + BaCrO4 =>
K2CrO4 + BaCl2 = K2Cl2 + BaCrO4
K2SO4 + Ba(OH)2 = K2(OH)2 + BaSO4 =>
K2SO4 + Ba(OH)2 = K2(OH)2 + BaSO4
NaOH + MgS = Mg(OH)2 + Na2S =>
2 NaOH + MgS = Mg(OH)2 + Na2S
FeSO4Sr(H2PO4)2 = Fe(H2PO4)2SrSO4 =>
FeSO4Sr(H2PO4)2 = Fe(H2PO4)2SrSO4
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
NaNO3 = O2 + NaNO2 = Q =>
2 NaNO3 = O2 + 2 NaNO2
CH3COONH4 + CH3OH = CH3CONHCH3 + H2O =>
CH3COONH4 + CH3OH = CH3CONHCH3 + 2 H2O
C2H5OHC6H5COOH = C9H10O2H2O =>
C2H5OHC6H5COOH = C9H10O2H2O
Pb + SiO3 = Pb2(SiO3)2 =>
2 Pb + 2 SiO3 = Pb2(SiO3)2
La2(SO4)3 + NaOH = La(OH)3 + Na2SO4 =>
La2(SO4)3 + 6 NaOH = 2 La(OH)3 + 3 Na2SO4
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
AsH3 + KMnO4 + HCl = H3AsO4 + MnCl2 + KCl + H2O =>
5 AsH3 + 8 KMnO4 + 24 HCl = 5 H3AsO4 + 8 MnCl2 + 8 KCl + 12 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Li + Cl = LiCl =>
Li + Cl = LiCl
SrO + H2O = SrOH + O2 =>
4 SrO + 2 H2O = 4 SrOH + O2
N2 + O2 = N2O5 = =>
2 N2 + 5 O2 = 2 N2O5
CH3Cl + K = KCl + CH3 =>
CH3Cl + K = KCl + CH3
NaClO = NaCl + NaClO3 =>
3 NaClO = 2 NaCl + NaClO3
NiCl2(ac) + NaOH(ac) = Ni(OH)2 + NaCl =>
NiCl2(ac) + 2 NaOH(ac) = Ni(OH)2 + 2 NaCl
CO2 + H2O = H{+} + CO3{2-} =>
CO2 + H2O = 2 H{+} + CO3{2-}
NH2H = NH3 =>
NH2H = NH3
FeCl3 + KOH = KCl + Fe + OH =>
FeCl3 + 3 KOH = 3 KCl + Fe + 3 OH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/15/24
Équations équilibrées sur12/15/23
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