| Équations équilibrées la veille | Équations équilibrées le lendemain |
SO3 + H2O = H2SO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
KCO3 + BaCl2 = KCl + Ba(CO3)2 =>
2 KCO3 + BaCl2 = 2 KCl + Ba(CO3)2
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
CaCl2 + Na2CO3 = NaCl + CaCO3 =>
CaCl2 + Na2CO3 = 2 NaCl + CaCO3
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Na2CO3 + H3PO4 = H2O + CO2 + Na3PO4 =>
3 Na2CO3 + 2 H3PO4 = 3 H2O + 3 CO2 + 2 Na3PO4
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Cr + CuSO4 = Cu + Cr2(SO4)3 =>
2 Cr + 3 CuSO4 = 3 Cu + Cr2(SO4)3
H2S + O2 = S + H2O =>
2 H2S + O2 = 2 S + 2 H2O
[Fe(SCN)6] + NaF = Na(SCN) + FeF6 =>
[Fe(SCN)6] + 6 NaF = 6 Na(SCN) + FeF6
NH4ReO4 + NH4I + HCl = ReCl5 + NH4Cl + I2 + H2O =>
NH4ReO4 + 2 NH4I + 8 HCl = ReCl5 + 3 NH4Cl + I2 + 4 H2O
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Fe + H2O = H2 + Fe3O4 =>
3 Fe + 4 H2O = 4 H2 + Fe3O4
Fe2(SO4)3 + NaOH = Fe(OH)3 + Na2SO4 =>
Fe2(SO4)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
C2H6(g) + O2(g) = H2O(g) + CO2(g) =>
2 C2H6(g) + 7 O2(g) = 6 H2O(g) + 4 CO2(g)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Fe(II)SO4 + NH4NO3 = Fe(II)(NO3)2 + (NH4)2SO4 =>
Fe(II)SO4 + 2 NH4NO3 = Fe(II)(NO3)2 + (NH4)2SO4
As2S3 + (NH4)2S2 = (NH4)3AsS4 + S =>
As2S3 + 3(NH4)2S2 = 2(NH4)3AsS4 + S
Pb(NO3)2 + KI = KNO3 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO3 + PbI2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
CaSO4 + Na2Co3 = CaCo3 + Na2SO4 =>
CaSO4 + Na2Co3 = CaCo3 + Na2SO4
Cr(OH)3 = Cr2O3 + H2O =>
2 Cr(OH)3 = Cr2O3 + 3 H2O
Fe(s) + Sn(NO3)4(aq) = Fe(NO3)3(aq) + Sn(s) =>
4 Fe(s) + 3 Sn(NO3)4(aq) = 4 Fe(NO3)3(aq) + 3 Sn(s)
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
C15H32 + O2 = CO2 + H2O =>
C15H32 + 23 O2 = 15 CO2 + 16 H2O
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
SiCl4 + H2O = H4SiO4 + HCl =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl
NaOH + Ca(OH)2 + Cl = Ca(ClO)2 + NaCl + H2O =>
2 NaOH + Ca(OH)2 + 4 Cl = Ca(ClO)2 + 2 NaCl + 2 H2O
Al2O3(s) + HNO3(aq) = Al(NO3)3(aq) + H2O(l) =>
Al2O3(s) + 6 HNO3(aq) = 2 Al(NO3)3(aq) + 3 H2O(l)
Au + HCl + HNO3 = AuCl3 + NO + H2O =>
Au + 3 HCl + HNO3 = AuCl3 + NO + 2 H2O
Pb3(PO4)4 + Ni(NO3)3 = Ni3(PO4)3 + Pb(NO3)4 =>
3 Pb3(PO4)4 + 12 Ni(NO3)3 = 4 Ni3(PO4)3 + 9 Pb(NO3)4
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
Na + HNO3 = NaNO3 + NH4NO3 + H2O =>
8 Na + 10 HNO3 = 8 NaNO3 + NH4NO3 + 3 H2O
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
SCl2 + NH3 = S4N4 + (NH4)Cl + S =>
6 SCl2 + 16 NH3 = S4N4 + 12(NH4)Cl + 2 S
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/20/15
Équations équilibrées sur05/20/14
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