| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu2S + 12 HNO3 = Cu(NO3)2 + CuSO4 + 10 NO2 + 6 H2O
ZnCl2 + Ca(OH)2 = CaCl2 + Zn(OH)2 =>
ZnCl2 + Ca(OH)2 = CaCl2 + Zn(OH)2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
IO3{-} + I{-} + H{+} = I2 + H2O =>
IO3{-} + 5 I{-} + 6 H{+} = 3 I2 + 3 H2O
CuCl2 + Al = AlCl3 + Cu =>
3 CuCl2 + 2 Al = 2 AlCl3 + 3 Cu
Ni(NO3)2(aq) + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2(aq) + 2 NaOH = Ni(OH)2 + 2 NaNO3
K2Cr2O7 + NH3 + H2SO4 = K2SO4 + Cr2(SO4)3 + N2 + H2O =>
K2Cr2O7 + 2 NH3 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + N2 + 7 H2O
Al2O3 + Na2O = NaAlO2 =>
Al2O3 + Na2O = 2 NaAlO2
KMnO4 + C8H10 + H2SO4 = C8H8O4 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + C8H10 + 3 H2SO4 = C8H8O4 + 2 MnSO4 + K2SO4 + 4 H2O
KNO3 + NH4Cl = N2O + H2O + KCl =>
KNO3 + NH4Cl = N2O + 2 H2O + KCl
Ni(NO3)2(aq) + NaOH(aq) = Ni(OH)2 + NaNO3 =>
Ni(NO3)2(aq) + 2 NaOH(aq) = Ni(OH)2 + 2 NaNO3
NaSO2 + HCl = NaCl + HSO2 =>
NaSO2 + HCl = NaCl + HSO2
Hg + HNO3 + HCl = HgCl2 + NO + H2O =>
3 Hg + 2 HNO3 + 6 HCl = 3 HgCl2 + 2 NO + 4 H2O
Ag2S + NH3 + H2O = (Ag(NH3)2)OH + H2S =>
Ag2S + 4 NH3 + 2 H2O = 2(Ag(NH3)2)OH + H2S
CuCl2 = Cu + Cl2 =>
CuCl2 = Cu + Cl2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
S + NaOH = Na2S + Na2SO3 + H2O =>
3 S + 6 NaOH = 2 Na2S + Na2SO3 + 3 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C3H8O3 + Cu(OH)2 = C3H6O3Cu + H2O =>
C3H8O3 + Cu(OH)2 = C3H6O3Cu + 2 H2O
K2CO3 + FeCl3 = KCl + Fe2(CO3)3 =>
3 K2CO3 + 2 FeCl3 = 6 KCl + Fe2(CO3)3
CH2NH2COOH + HCl = H2NCH2COOCl + H2 =>
CH2NH2COOH + HCl = H2NCH2COOCl + H2
(NH4)2Fe(SO4)2 + H2SO4 + KMnO4 = (NH4)2SO4 + K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
10(NH4)2Fe(SO4)2 + 8 H2SO4 + 2 KMnO4 = 10(NH4)2SO4 + K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 8 H2O
C2H6 + O2 = CO + H2O =>
2 C2H6 + 5 O2 = 4 CO + 6 H2O
Na + O2 = NaO =>
2 Na + O2 = 2 NaO
CuS + Br2 = CuBr2 + S =>
CuS + Br2 = CuBr2 + S
KOH + H2O2 + Cr(OH)3 = H2O + K2CrO4 =>
4 KOH + 3 H2O2 + 2 Cr(OH)3 = 8 H2O + 2 K2CrO4
CH3COOH(aq) + KOH(aq) = CH3COOK(aq) + H2O =>
CH3COOH(aq) + KOH(aq) = CH3COOK(aq) + H2O
KOH + H2O2 + Cr(OH)3 = H2O + K2CrO4 =>
4 KOH + 3 H2O2 + 2 Cr(OH)3 = 8 H2O + 2 K2CrO4
Cl2 + KI + KOH = KCl + KIO3 + H2O =>
3 Cl2 + KI + 6 KOH = 6 KCl + KIO3 + 3 H2O
Ni(NO3)2(aq) + NaOH(aq) = Ni(OH)2(s) + NaNO3(aq) =>
Ni(NO3)2(aq) + 2 NaOH(aq) = Ni(OH)2(s) + 2 NaNO3(aq)
Na + O2 = NaO2 =>
Na + O2 = NaO2
KHCO3 + NaOH = K2CO3 + Na2CO3 + H2O =>
2 KHCO3 + 2 NaOH = K2CO3 + Na2CO3 + 2 H2O
NaHCO3 + C6H8O7 = C6H5Na3O7 + CO2 + H2O =>
3 NaHCO3 + C6H8O7 = C6H5Na3O7 + 3 CO2 + 3 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
NaHCO3 + C6H8O7 = C6H5Na3O7 + CO2 + H2O =>
3 NaHCO3 + C6H8O7 = C6H5Na3O7 + 3 CO2 + 3 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al(OH)3 + H2So4 = Al2(So4)3 + H2O =>
2 Al(OH)3 + 3 H2So4 = Al2(So4)3 + 6 H2O
H2SO4 + Ca(OH)2 = CaSO4 + H2O =>
H2SO4 + Ca(OH)2 = CaSO4 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C5H12 + O2 = CO2 + H20 =>
5 C5H12 + 25 O2 = 25 CO2 + 3 H20
I2 + HNO3 = HIO3 + NO + H2O =>
3 I2 + 10 HNO3 = 6 HIO3 + 10 NO + 2 H2O
NaH + H2O = NaOH + H2 =>
NaH + H2O = NaOH + H2
C2H4 + H2O = C2H5OH =>
C2H4 + H2O = C2H5OH
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
P2 + O2 = P2O5 =>
2 P2 + 5 O2 = 2 P2O5
K2SO3 = K2SO4 + K2S =>
4 K2SO3 = 3 K2SO4 + K2S
Fe(OH)3 + KOH + Br2 = K2FeO4 + KBr + H2O =>
2 Fe(OH)3 + 10 KOH + 3 Br2 = 2 K2FeO4 + 6 KBr + 8 H2O
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/23/16
Équations équilibrées sur04/22/15
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