| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ga2O3 + 2 HNO3 = 2 GaNO4 + H2O
Cu{+2} + HSO3{-} + H2O = Cu{+} + HSO4{-} + H{+} =>
2 Cu{+2} + HSO3{-} + H2O = 2 Cu{+} + HSO4{-} + 2 H{+}
CoO(g) = Co + O2(g) =>
2 CoO(g) = 2 Co + O2(g)
FeO(s) + H2(g) = H2FeO =>
FeO(s) + H2(g) = H2FeO
Ni(NO3)3 + KBr = NiBr3 + K3(NO3)3 =>
Ni(NO3)3 + 3 KBr = NiBr3 + K3(NO3)3
Na2CO3 + MgCl2 = Na2Cl2 + MgCO3 =>
Na2CO3 + MgCl2 = Na2Cl2 + MgCO3
Cu + NaNO3 + H2SO4 = CuSO4 + Na2SO4 + H2O + NO =>
3 Cu + 2 NaNO3 + 4 H2SO4 = 3 CuSO4 + Na2SO4 + 4 H2O + 2 NO
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
AgCl + NH4I = AgI + NH4Cl =>
AgCl + NH4I = AgI + NH4Cl
NaOH + Hg2Cl2 = NaCl + HgOH =>
2 NaOH + Hg2Cl2 = 2 NaCl + 2 HgOH
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
KCl + SO3 = Cl2 + K2SO3 =>
2 KCl + SO3 = Cl2 + K2SO3
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
FeCl3 = Fe + Cl =>
FeCl3 = Fe + 3 Cl
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Ag + HNO3(conc) = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3(conc) = AgNO3 + NO2 + H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Cu2O + Cu2S = Cu + SO2 =>
2 Cu2O + Cu2S = 6 Cu + SO2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
HY + KOH = KY + H2O =>
HY + KOH = KY + H2O
FeSO4 + KSCN = Fe(SCN)2 + K2SO4 =>
FeSO4 + 2 KSCN = Fe(SCN)2 + K2SO4
(Al(OH)2)Cl + HCl = AlOHCl2 + H2O =>
(Al(OH)2)Cl + HCl = AlOHCl2 + H2O
Cu2O + Cl2 = CuCl2 + O2 =>
2 Cu2O + 4 Cl2 = 4 CuCl2 + O2
NH3 = H2 + HN3 =>
3 NH3 = 4 H2 + HN3
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
CO2 + H2O = CH1206 + O =>
CO2 + 603 H2O = CH1206 + 605 O
SO3 + P = P2O5 + SO2 =>
5 SO3 + 2 P = P2O5 + 5 SO2
BF3 + NH3 = [B(NH3)F3] =>
BF3 + NH3 = [B(NH3)F3]
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Sb + P = SbP =>
Sb + P = SbP
HY + KOH = KY + H2O =>
HY + KOH = KY + H2O
MgO + Cu = Mg + CuO =>
MgO + Cu = Mg + CuO
K2Cr2O7 + H2C2O4 + HCl = CrCl2 + CO2 + H2O + KCl =>
K2Cr2O7 + 4 H2C2O4 + 6 HCl = 2 CrCl2 + 8 CO2 + 7 H2O + 2 KCl
K3[Au(OH)6] + HCl = KCl + Au(OH)3 + H2O =>
K3[Au(OH)6] + 3 HCl = 3 KCl + Au(OH)3 + 3 H2O
C2H6O + C2H2O4 = C4H6O4 + H2O =>
C2H6O + C2H2O4 = C4H6O4 + H2O
P + SO2 = P2O3 + S =>
4 P + 3 SO2 = 2 P2O3 + 3 S
MnO4 + (SO3)2{-} + H{+} = Mn + H2O + SO4 =>
5 MnO4 + 8(SO3)2{-} + 8 H{+} = 5 Mn + 4 H2O + 16 SO4
Na + H2 = NaH =>
2 Na + H2 = 2 NaH
Al*NaOH + H2O = NaAlO2 + H2 =>
2 Al*NaOH + 2 H2O = 2 NaAlO2 + 3 H2
AlF3 + K2CO3 = KF + Al2(CO3)3 =>
2 AlF3 + 3 K2CO3 = 6 KF + Al2(CO3)3
KI + H2SO3 + KMnO4 = K2SO3 + I2 + MnSO3 + H2O =>
10 KI + 8 H2SO3 + 2 KMnO4 = 6 K2SO3 + 5 I2 + 2 MnSO3 + 8 H2O
Fe3 + Cu3(SO4)2 = Cu2 + FeSO4 =>
4 Fe3 + 6 Cu3(SO4)2 = 9 Cu2 + 12 FeSO4
Mg{+} + O{-}2 = MgO =>
Mg{+} + O{-}2 = MgO
NiFe2O4 + H2O = Ni + Fe + OH =>
NiFe2O4 + 4 H2O = Ni + 2 Fe + 8 OH
NaCO3 + C2H2O2 = Na2CO3 + H2O + CO2 =>
6 NaCO3 + C2H2O2 = 3 Na2CO3 + H2O + 5 CO2
Na2CrO4 + Na2SO3 + H2O = CrOH3 + Na2SO4 + NaOH =>
2 Na2CrO4 + 7 Na2SO3 + 5 H2O = 2 CrOH3 + 7 Na2SO4 + 4 NaOH
Be + HCl = HClBe =>
Be + HCl = HClBe
HC3H5O + NaOH = H2O + NaC3H5O =>
HC3H5O + NaOH = H2O + NaC3H5O
C + H2SO4 = CO4 + SO + H2O =>
C + 2 H2SO4 = CO4 + 2 SO + 2 H2O
CO2 + H2O = O2 + C5H12 =>
5 CO2 + 6 H2O = 8 O2 + C5H12
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