| Équations équilibrées la veille |
ZnO + Cl2O3 = ZnO2 + 2 ClO
Zn + Sn(NO3)4 = Zn(NO3)2 + Sn =>
2 Zn + Sn(NO3)4 = 2 Zn(NO3)2 + Sn
Pb(NO3)2Na2SO4 = Pb(NO3)2 + Na2SO4 =>
Pb(NO3)2Na2SO4 = Pb(NO3)2 + Na2SO4
CH3Cl + Na + C3H7Cl = C4H10 + NaCl =>
CH3Cl + 2 Na + C3H7Cl = C4H10 + 2 NaCl
Fe(NO3)3 + Ca = Ca(NO3)2 + Fe =>
2 Fe(NO3)3 + 3 Ca = 3 Ca(NO3)2 + 2 Fe
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Sn + Cr2O7 = SnO + Cr =>
7 Sn + Cr2O7 = 7 SnO + 2 Cr
C2H3Cl3 + O2 = CO + HCl =>
C2H3Cl3 + O2 = 2 CO + 3 HCl
Al + HgCl2 + H2O = HCl + AlHg + Al(OH)3 =>
5 Al + 3 HgCl2 + 6 H2O = 6 HCl + 3 AlHg + 2 Al(OH)3
K + NaOH = KOH + Na =>
K + NaOH = KOH + Na
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
Hg2I2 + O2 = Hg2O + I2 =>
2 Hg2I2 + O2 = 2 Hg2O + 2 I2
C2H4O = C4H6O + H2O =>
2 C2H4O = C4H6O + H2O
Cr2O3 + FeCl3 = CrCl3 + Fe2O3 =>
Cr2O3 + 2 FeCl3 = 2 CrCl3 + Fe2O3
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
FeCl3 + NaHCO3 = Fe2O3 + H2O + CO2 + NaCl =>
2 FeCl3 + 6 NaHCO3 = Fe2O3 + 3 H2O + 6 CO2 + 6 NaCl
Zn + H2SO4 = ZnSO4 + H2S + H2O =>
4 Zn + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O
CaCO3 + H2SO4 = CaSO4 + H2CO3 =>
CaCO3 + H2SO4 = CaSO4 + H2CO3
BaCl2 + MnO2 + H2SO4 = BaHSO4 + MnSO4 + H2O + Cl2 =>
2 BaCl2 + MnO2 + 3 H2SO4 = 2 BaHSO4 + MnSO4 + 2 H2O + 2 Cl2
Ni3 + H3PO4 = Ni3PO4 + H2 =>
2 Ni3 + 2 H3PO4 = 2 Ni3PO4 + 3 H2
K2S + H2SO4 = K2SO4 + H2S =>
K2S + H2SO4 = K2SO4 + H2S
H3PO4 + Na2S = Na2HPO4 + H2S =>
H3PO4 + Na2S = Na2HPO4 + H2S
CuS + O2 = Cu2O + SO2 =>
4 CuS + 5 O2 = 2 Cu2O + 4 SO2
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
KOH + MgCl2 = MgOH + KCl2 =>
KOH + MgCl2 = MgOH + KCl2
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
Na2CO3 + FeO = FeCO3 + Na2O =>
Na2CO3 + FeO = FeCO3 + Na2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
FeCl3 + NaHCO3 = Fe2O3 + H2O + CO2 + NaCl =>
2 FeCl3 + 6 NaHCO3 = Fe2O3 + 3 H2O + 6 CO2 + 6 NaCl
CH3Cl + Na + C3H7Cl = C4H10 + NaCl =>
CH3Cl + 2 Na + C3H7Cl = C4H10 + 2 NaCl
KH(IO3)2 = K{+} + H{+} + IO3{-} =>
KH(IO3)2 = K{+} + H{+} + 2 IO3{-}
Na = Na2 =>
2 Na = Na2
CaCl2 + NaOH = NaCl2CaOH =>
CaCl2 + NaOH = NaCl2CaOH
H2SO + NaOH = NaHSO + H2O =>
H2SO + NaOH = NaHSO + H2O
CaC2 + H2O = [Ca(OH)2] + C2H2 =>
CaC2 + 2 H2O = [Ca(OH)2] + C2H2
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
FeCl3 + S = Fe2S3 + Cl2 =>
2 FeCl3 + 3 S = Fe2S3 + 3 Cl2
Fe2(C2O4)3 = FeC2O4 + CO2 =>
Fe2(C2O4)3 = 2 FeC2O4 + 2 CO2
Cr(OH)3 + NaOH = Na2CrO4 + CrO + H2O =>
4 Cr(OH)3 + 2 NaOH = Na2CrO4 + 3 CrO + 7 H2O
Mn2 + KClO3 + KOH = K2MnO4 + KCl + H2O =>
Mn2 + 2 KClO3 + 4 KOH = 2 K2MnO4 + 2 KCl + 2 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
C7H3Cl2O2 + C6H5CH3 = C6H5Cl + HCl + CO =>
20 C7H3Cl2O2 + 14 C6H5CH3 = 33 C6H5Cl + 7 HCl + 40 CO
idrossidodicalcio + diossidodicarbonio = carbonatodicalcio + acqua =>
Ca(OH)2 + CO2 = CaCO3 + H2O
KICl4 + H2O = KCl + HCl + HIO3 + I2 =>
5 KICl4 + 9 H2O = 5 KCl + 15 HCl + 3 HIO3 + I2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Pb(NO3)4 + K2S = KNO3 + PbS2 =>
Pb(NO3)4 + 2 K2S = 4 KNO3 + PbS2
C + O2 = CO =>
2 C + O2 = 2 CO
AgSO4 = AgO + SO3 =>
AgSO4 = AgO + SO3
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Équations équilibrées sur11/16/24
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