| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2 + 2 H2O = 2 NaOH + H2
H2SO4 = SO3 + H2O =>
H2SO4 = SO3 + H2O
Hg2CO3 = Hg + HgO + CO2 =>
Hg2CO3 = Hg + HgO + CO2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
HCl + NaHCO3 = CO2 + H2O + NaCl =>
HCl + NaHCO3 = CO2 + H2O + NaCl
Al3 + O2 = Al2O3 =>
4 Al3 + 9 O2 = 6 Al2O3
Ca(OH)2 + Al2(SO4)3 = CaSO4 + Al(OH)3 =>
3 Ca(OH)2 + Al2(SO4)3 = 3 CaSO4 + 2 Al(OH)3
CaSO4 + SiO2 + C = CaSiO3 + CO + S =>
CaSO4 + SiO2 + 3 C = CaSiO3 + 3 CO + S
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
KBr + CaCl2 = KCl2 + CaBr =>
KBr + CaCl2 = KCl2 + CaBr
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
HNO3 + Ca(OH)2 = H2O + Ca(NO3)2 =>
2 HNO3 + Ca(OH)2 = 2 H2O + Ca(NO3)2
Cl2 + O2 = Cl2O7 =>
2 Cl2 + 7 O2 = 2 Cl2O7
KOH + (NH4)2SO4 = K2SO4 + NH3 + H2O =>
2 KOH + (NH4)2SO4 = K2SO4 + 2 NH3 + 2 H2O
C5H12O + HCl = C5H11Cl + H2O =>
C5H12O + HCl = C5H11Cl + H2O
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
Fe2(SO4)3 + KSCN = K3Fe(SCN)6 + K2SO4 =>
Fe2(SO4)3 + 12 KSCN = 2 K3Fe(SCN)6 + 3 K2SO4
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
K2Cr2O7 + FeCl2 + HCl = KCl + CrCl3 + FeCl3 + FeH2O =>
K2Cr2O7 + 27 FeCl2 + 14 HCl = 2 KCl + 2 CrCl3 + 20 FeCl3 + 7 FeH2O
KBr + BaCl2 = KCl2 + BaBr =>
KBr + BaCl2 = KCl2 + BaBr
Cl + O2 = Cl2O =>
4 Cl + O2 = 2 Cl2O
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
H + N = NH3 =>
3 H + N = NH3
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
(NH4)2SO4 + Ba(NO3)2 = BaSO4 + NH4NO3 =>
(NH4)2SO4 + Ba(NO3)2 = BaSO4 + 2 NH4NO3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Br2(l) + KI(aq) = I2(s) + KBr(aq) =>
Br2(l) + 2 KI(aq) = I2(s) + 2 KBr(aq)
N2O4 = NO2 =>
N2O4 = 2 NO2
I2 + Na2S2O3 = NaI + S2O3 =>
I2 + Na2S2O3 = 2 NaI + S2O3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
K2Cr2O7 + FeCl2 + HCl = KCl + CrCl3 + FeCl3 + H2O =>
K2Cr2O7 + 6 FeCl2 + 14 HCl = 2 KCl + 2 CrCl3 + 6 FeCl3 + 7 H2O
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
N2H4 + OH{-} + Br2 = N2 + H2O + Br{-} =>
N2H4 + 4 OH{-} + 2 Br2 = N2 + 4 H2O + 4 Br{-}
KMNO4 + FeSO4 + H2SO4 = K2SO4 + MNSO4 + Fe2(SO4)3 + H2O =>
2 KMNO4 + 10 FeSO4 + 8 H2SO4 = K2SO4 + 2 MNSO4 + 5 Fe2(SO4)3 + 8 H2O
CuCl2 + Na2S = CuS + NaCl =>
CuCl2 + Na2S = CuS + 2 NaCl
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
Mg3N2 + H2SO4 = MgSO4 + (NH4)2SO4 =>
Mg3N2 + 4 H2SO4 = 3 MgSO4 + (NH4)2SO4
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Na + KNO3 = K2O + Na2O + N2 =>
10 Na + 2 KNO3 = K2O + 5 Na2O + N2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Zn3Sb2 + H2O = Zn(OH)2 + SbH3 =>
Zn3Sb2 + 6 H2O = 3 Zn(OH)2 + 2 SbH3
Cl + O2 = Cl2O3 =>
4 Cl + 3 O2 = 2 Cl2O3
Zn + AgCl = ZnCl2 + Ag =>
Zn + 2 AgCl = ZnCl2 + 2 Ag
AgBr = Ag + Br2 =>
2 AgBr = 2 Ag + Br2
N2H4 + H2O2 = HNO3 + H20 =>
5 N2H4 + 15 H2O2 = 10 HNO3 + 2 H20
Fe + S8 = FeS =>
8 Fe + S8 = 8 FeS
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/25/18
Équations équilibrées sur04/24/17
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