| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2S + 2 H2O = 2 NaOH + H2S
NiCO3 + H2SO4 = NiSO4 + H2O + CO2 =>
NiCO3 + H2SO4 = NiSO4 + H2O + CO2
Co(s) + HCl(aq) = CoCl3(s) + H2(g) =>
2 Co(s) + 6 HCl(aq) = 2 CoCl3(s) + 3 H2(g)
NaOH + HC8H7O3 = H2O + C8H7NaO3 =>
NaOH + HC8H7O3 = H2O + C8H7NaO3
H2O + P4O10 = PH3 + O2 =>
6 H2O + P4O10 = 4 PH3 + 8 O2
Pb3(SO4)2 + Na = Na3SO4 + Pb =>
Pb3(SO4)2 + 6 Na = 2 Na3SO4 + 3 Pb
Li(s) + H2 = LiH(s) =>
2 Li(s) + H2 = 2 LiH(s)
Mg + O3 = MgO =>
3 Mg + O3 = 3 MgO
Ca + HClO4 = Ca(ClO4)2 + Cl2 + H2O =>
7 Ca + 16 HClO4 = 7 Ca(ClO4)2 + Cl2 + 8 H2O
PhCl + (CH3)2CHOH = Ph(CH3)2CHCl + HO =>
PhCl + (CH3)2CHOH = Ph(CH3)2CHCl + HO
Fe2O3 + I{-} + H{+} = I2 + FeO + H2O =>
Fe2O3 + 2 I{-} + 2 H{+} = I2 + 2 FeO + H2O
Pb(ClO3)2 + BaS = PbS + (ClO3)2Ba =>
Pb(ClO3)2 + BaS = PbS + (ClO3)2Ba
FeSO4 + Mg = Mg2(SO4) + Fe =>
FeSO4 + 2 Mg = Mg2(SO4) + Fe
H3NO + HCl = H4NO{+} + Cl{-} =>
H3NO + HCl = H4NO{+} + Cl{-}
NaCN(aq) + NaOCl(aq) = NaCNO(aq) + NaCl(aq) =>
NaCN(aq) + NaOCl(aq) = NaCNO(aq) + NaCl(aq)
Mn + H2O = Mn2O5 + H2 =>
2 Mn + 5 H2O = Mn2O5 + 5 H2
KMnO4 + H2SO4 + CH3CHO = K2SO4 + MnSO4 + CH3COOH + H2 =>
2 KMnO4 + 3 H2SO4 + 8 CH3CHO = K2SO4 + 2 MnSO4 + 8 CH3COOH + 3 H2
Al2(SO4)3(aq) + Pb(NO3)2(aq) = Al(NO3)3 + Pb(SO4) =>
Al2(SO4)3(aq) + 3 Pb(NO3)2(aq) = 2 Al(NO3)3 + 3 Pb(SO4)
Na2CO3 + H2O2 = Na2O2 + CO2 + H2O =>
Na2CO3 + H2O2 = Na2O2 + CO2 + H2O
[Zn(OH)]NO3 + HCl = Zn(NO3)2 + ZnCl2 + H2O =>
2[Zn(OH)]NO3 + 2 HCl = Zn(NO3)2 + ZnCl2 + 2 H2O
FeO + H2 = Fe2O + H2O =>
2 FeO + H2 = Fe2O + H2O
NaCl + S = Na + SCl2 =>
2 NaCl + S = 2 Na + SCl2
Si + F = SiF =>
Si + F = SiF
CH3CH2CHCH3NH2 + HBr = CH3CH2Br + NH3 =>
CH3CH2CHCH3NH2 + 2 HBr = 2 CH3CH2Br + NH3
K2Cr2O7 + FeCl2 + H2SO4 = Cr2 + H2O + K2SO4 + HCl + Fe2(SO4)3 =>
K2Cr2O7 + 12 FeCl2 + 19 H2SO4 = Cr2 + 7 H2O + K2SO4 + 24 HCl + 6 Fe2(SO4)3
Cu(NO3)2 + KI = CuI2 + KNO3 =>
Cu(NO3)2 + 2 KI = CuI2 + 2 KNO3
PbO + SO2 = PbS + O2 =>
2 PbO + 2 SO2 = 2 PbS + 3 O2
CH3(CH2)8CH3 + CH3OH = CH3(CH2)9CH3 + H2O =>
CH3(CH2)8CH3 + CH3OH = CH3(CH2)9CH3 + H2O
H3C6H5O7 + NaHCO + CO2 = H2O + NaC6H5O7 =>
2 H3C6H5O7 + 3 NaHCO + 3 CO2 = 2 H2O + 3 NaC6H5O7
NaNO3 + Hg + H2SO4 = HgSO4 + NaSO4 + H2O + NO =>
NaNO3 + Hg + 2 H2SO4 = HgSO4 + NaSO4 + 2 H2O + NO
(CH3)2NH + H2O = (CH3)2NH2 + OH =>
(CH3)2NH + H2O = (CH3)2NH2 + OH
KNo3 + SnO2 = K2O + Sn(No3)4 =>
4 KNo3 + SnO2 = 2 K2O + Sn(No3)4
Al + H2SO4(OH)2 = Al2(SO4)3 + H2O =>
2 Al + 3 H2SO4(OH)2 = Al2(SO4)3 + 6 H2O
H2CrO4 + NaHSO3 + H2SO4 = Cr2(SO4)3 + Na2SO4 + H2O =>
4 H2CrO4 + 6 NaHSO3 + 3 H2SO4 = 2 Cr2(SO4)3 + 3 Na2SO4 + 10 H2O
Y + I = YI =>
Y + I = YI
HBr + PbO2 = PbBr2 + Br + H2O =>
4 HBr + PbO2 = PbBr2 + 2 Br + 2 H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
NaO(s) + CO2(g) = Na2CO3(s) + O2(g) =>
4 NaO(s) + 2 CO2(g) = 2 Na2CO3(s) + O2(g)
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Al + H2SO4(OH)2 = Al2(SO4)3 + H2O =>
2 Al + 3 H2SO4(OH)2 = Al2(SO4)3 + 6 H2O
HBr + PbO2 = PbBr2 + Br + H2O =>
4 HBr + PbO2 = PbBr2 + 2 Br + 2 H2O
Al + H2SO4(OH)2 = Al2(SO4)3 + H2O =>
2 Al + 3 H2SO4(OH)2 = Al2(SO4)3 + 6 H2O
NaOH + HC2H3O = H2O + NaC2H3O =>
NaOH + HC2H3O = H2O + NaC2H3O
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
Cl + P = ClP3 =>
Cl + 3 P = ClP3
Ba(NO3)2 + (NH4)Cl = BaCl + (NH4)(NO3)2 =>
Ba(NO3)2 + (NH4)Cl = BaCl + (NH4)(NO3)2
BaCl2 + CH3COOH + Na2CO3 = CH3COOBa + NaCl + CO2 + H2O =>
8 BaCl2 + 9 CH3COOH + 8 Na2CO3 = 8 CH3COOBa + 16 NaCl + 10 CO2 + 6 H2O
Na2VO4 + HCl + KI = HI + K2VO4 + NaCl =>
Na2VO4 + 2 HCl + 2 KI = 2 HI + K2VO4 + 2 NaCl
HBr + PbO2 = PbBr2 + Br + H2O =>
4 HBr + PbO2 = PbBr2 + 2 Br + 2 H2O
K2SO3 + HCl = KHSO3 + KCl =>
K2SO3 + HCl = KHSO3 + KCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/16/24
Équations équilibrées sur03/17/23
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