| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 3 S = Al2S3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
PbAc + Na2CO3 = PbCO3 + Na2Ac =>
PbAc + Na2CO3 = PbCO3 + Na2Ac
Fe2O3 + H2C2O4 = Fe(C2O4)3 + H2O + H =>
Fe2O3 + 6 H2C2O4 = 2 Fe(C2O4)3 + 3 H2O + 6 H
CuSO4 + KI = CuI + I2 + K2SO4 =>
2 CuSO4 + 4 KI = 2 CuI + I2 + 2 K2SO4
K + MgBr = KBr + Mg =>
K + MgBr = KBr + Mg
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
NaHCO3 + H2O = NaOH + H2CO3 =>
NaHCO3 + H2O = NaOH + H2CO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
C3H6O + NaBH4 = C3H8OH + NaBH3 =>
C3H6O + 3 NaBH4 = C3H8OH + 3 NaBH3
HC2H3O2 + Ba(OH)2 = H2O + Ba(C2H3O2)2 =>
2 HC2H3O2 + Ba(OH)2 = 2 H2O + Ba(C2H3O2)2
K2CO3 + Cu(CH3CO2)2 = K2(CH3CO2)2 + CuCO3 =>
K2CO3 + Cu(CH3CO2)2 = K2(CH3CO2)2 + CuCO3
LiCl + Br2 = LiBr + Cl2 =>
2 LiCl + Br2 = 2 LiBr + Cl2
Na2S + ZnBr2 = NaBr + Zn2S2 =>
2 Na2S + 2 ZnBr2 = 4 NaBr + Zn2S2
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Cu + S8 = Cu2S =>
16 Cu + S8 = 8 Cu2S
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
HClO3 + Ba(OH)2 = Ba(ClO3)2 + H2O =>
2 HClO3 + Ba(OH)2 = Ba(ClO3)2 + 2 H2O
FeCl2 + Na2CO3 = NaCl + FeCO3 =>
FeCl2 + Na2CO3 = 2 NaCl + FeCO3
Cl2 + O2 = Cl2O =>
2 Cl2 + O2 = 2 Cl2O
Al + HCl = H2 + AlCl3 =>
2 Al + 6 HCl = 3 H2 + 2 AlCl3
AlCl3 + Pb(NO3)2 = PbCl3 + Al(NO3)2 =>
AlCl3 + Pb(NO3)2 = PbCl3 + Al(NO3)2
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Ag(NO3) + Pb = Pb(NO3) + Ag =>
Ag(NO3) + Pb = Pb(NO3) + Ag
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
C3H8O3 + O2 = CO2 + H2O =>
2 C3H8O3 + 7 O2 = 6 CO2 + 8 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
K + Cl = KCl =>
K + Cl = KCl
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Fe(NO3)3 + KOH = Fe(OH)3 + KNO3 =>
Fe(NO3)3 + 3 KOH = Fe(OH)3 + 3 KNO3
B2O3 + NaOH = Na3BO3 + H2O =>
B2O3 + 6 NaOH = 2 Na3BO3 + 3 H2O
C2H4 = C + H2 =>
C2H4 = 2 C + 2 H2
(CH3(CH2)2CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)2CH3) + 13 O2 = 8 CO2 + 10 H2O
RbOH + HClO4 = RbClO4 + H2O =>
RbOH + HClO4 = RbClO4 + H2O
Mg2 + Br2 = MgBr =>
Mg2 + Br2 = 2 MgBr
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
C6H6 + O2 = CO2 + H20 =>
10 C6H6 + 60 O2 = 60 CO2 + 3 H20
Sb2S3 + HCl = SbCl3 + H2S =>
Sb2S3 + 6 HCl = 2 SbCl3 + 3 H2S
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Na3P + NH4NO3 = NaNO3 + (NH4)3P =>
Na3P + 3 NH4NO3 = 3 NaNO3 + (NH4)3P
Ca + Cr(C2H3O2)3 = Ca(C2H3O2) + Cr =>
3 Ca + Cr(C2H3O2)3 = 3 Ca(C2H3O2) + Cr
HBr + KOH = KBr + H2O =>
HBr + KOH = KBr + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/14/12
Équations équilibrées sur10/14/11
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