| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn + 2 H2O = Zn(OH)2 + H2
Zn + HCl + HNO3 = ZnCl2 + N2O + H2O =>
4 Zn + 8 HCl + 2 HNO3 = 4 ZnCl2 + N2O + 5 H2O
CaCl2 + KOH = Ca(OH)2 + KCl = =>
CaCl2 + 2 KOH = Ca(OH)2 + 2 KCl
Cu + Ag2SO4 = CuSO4 + silver =>
Cu + Ag2SO4 = CuSO4 + 2 Ag
BaCl2 + LiBr = LiCl + BaBr2 =>
BaCl2 + 2 LiBr = 2 LiCl + BaBr2
KCl + Ba(NO3)2 + Na2SO4 = BaSO4 + K(NO3) + NaCl =>
2 KCl + Ba(NO3)2 + Na2SO4 = BaSO4 + 2 K(NO3) + 2 NaCl
C3H5NO2 + H2 = C3H7NO2 =>
C3H5NO2 + H2 = C3H7NO2
Na2S + Ca(ClO)2 + H2O = S + NaOH + CaCl2 =>
2 Na2S + Ca(ClO)2 + 2 H2O = 2 S + 4 NaOH + CaCl2
NH3(g) + O2 = NO(g) + H2O(l) =>
4 NH3(g) + 5 O2 = 4 NO(g) + 6 H2O(l)
CaCO3(s) + HCl = CaCl2(aq) + H2O + CO2 =>
CaCO3(s) + 2 HCl = CaCl2(aq) + H2O + CO2
Na2SAg2O = Ag2SNa2O =>
Na2SAg2O = Ag2SNa2O
{-} = {2-} =>
2e = {2-}
PbCl2 + K2S = PbS + KCl =>
PbCl2 + K2S = PbS + 2 KCl
CH2Br{-}CH2Br + H2O = CH2OH{-}CH2OH + HBr =>
CH2Br{-}CH2Br + H2O = CH2OH{-}CH2OH + HBr
MgSO4 + H2S = MgS + H2SO4 =>
MgSO4 + H2S = MgS + H2SO4
KBr + CCl4 = KCl4 + CBr =>
KBr + CCl4 = KCl4 + CBr
KI + KBrO3 + HCl = I2 + KBr + KCl + H2O =>
6 KI + KBrO3 + 6 HCl = 3 I2 + KBr + 6 KCl + 3 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Mg + NCl2 = MgCl2 + N2 =>
2 Mg + 2 NCl2 = 2 MgCl2 + N2
Mg + NCl2 = MgCl2 + N =>
Mg + NCl2 = MgCl2 + N
FeCl3Cu = FeCl2CuCl =>
FeCl3Cu = FeCl2CuCl
C8H9NO2 + K2CO3 + C4H9I = C12H17NO2 + KI + KHCO3 =>
C8H9NO2 + K2CO3 + C4H9I = C12H17NO2 + KI + KHCO3
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
FeCl3 + KSCN = [Fe(SCN)6]K3 + KCl =>
FeCl3 + 6 KSCN = [Fe(SCN)6]K3 + 3 KCl
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
K2Cr2O7 + H2O + S8 = SO2 + KOH + Cr2O3 =>
16 K2Cr2O7 + 16 H2O + 3 S8 = 24 SO2 + 32 KOH + 16 Cr2O3
La2O3 + NH4Cl = (NH4)2LaCl5 + H2O + NH3 =>
La2O3 + 10 NH4Cl = 2(NH4)2LaCl5 + 3 H2O + 6 NH3
Ni2[Fe(CN)6] + NH3 = [Ni(NH3)6]2[Fe(CN)6] =>
Ni2[Fe(CN)6] + 12 NH3 = [Ni(NH3)6]2[Fe(CN)6]
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
FeCl2 + CsOH = CsCl + Fe(OH)2 =>
FeCl2 + 2 CsOH = 2 CsCl + Fe(OH)2
KHO + MgNO3 = KNO3 + MgOH =>
KHO + MgNO3 = KNO3 + MgOH
Mg + NCl2 = MgCl2 + N2 =>
2 Mg + 2 NCl2 = 2 MgCl2 + N2
ZnCuBr2 = ZnBr2Cu =>
ZnCuBr2 = ZnBr2Cu
Fe + K3[Fe(CN)6] + HCl = Fe3K3 + HCl[Fe(CN)6] =>
3 Fe + K3[Fe(CN)6] + HCl = Fe3K3 + HCl[Fe(CN)6]
MgS + H2O = H2S + MgO =>
MgS + H2O = H2S + MgO
K2SO4 + AlCl3 = KCl + Al2(SO4)3 =>
3 K2SO4 + 2 AlCl3 = 6 KCl + Al2(SO4)3
Na2B4O7 + H2SO4 + H2O = H3BO3 + Na2SO4 =>
Na2B4O7 + H2SO4 + 5 H2O = 4 H3BO3 + Na2SO4
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
NH4NO3 + PbO2 = PbNO3 + Pb + H2O =>
2 NH4NO3 + 5 PbO2 = 4 PbNO3 + Pb + 4 H2O
KHCO3 + NaOH = K2CO3 + H2O + Na2CO3 =>
2 KHCO3 + 2 NaOH = K2CO3 + 2 H2O + Na2CO3
Na3VO4 + H2O2 + H2SO4 = Na2VO5 + Na2SO4 + H2O =>
2 Na3VO4 + 3 H2O2 + H2SO4 = 2 Na2VO5 + Na2SO4 + 4 H2O
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
KNO2 + Na2S + H2SO4 = S + NO + K2SO4 + NaOH =>
2 KNO2 + Na2S + H2SO4 = S + 2 NO + K2SO4 + 2 NaOH
C5H5 + Fe = Fe(C5H5)2 =>
2 C5H5 + Fe = Fe(C5H5)2
Sn(OH)2 + CO2 = SnCO3 + H2O =>
Sn(OH)2 + CO2 = SnCO3 + H2O
S(s) + O2(g) + KOH(aq) = K2SO4(aq) + H2O(l) =>
2 S(s) + 3 O2(g) + 4 KOH(aq) = 2 K2SO4(aq) + 2 H2O(l)
NiCl2 + H2O = NiO + HCl =>
NiCl2 + H2O = NiO + 2 HCl
PbS + O2 = PbO2 + S =>
PbS + O2 = PbO2 + S
CsOH + HClO3 = CsCl + O3 + H2O =>
CsOH + HClO3 = CsCl + O3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/16/24
Équations équilibrées sur12/16/23
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