| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 PBS + 3 O2 = 2 PBO + 2 SO2
As + H2 = AsH3 =>
2 As + 3 H2 = 2 AsH3
Mg(OH)2(aq) + HNO3(aq) = Mg(NO3)2(aq) + H2O(l) =>
Mg(OH)2(aq) + 2 HNO3(aq) = Mg(NO3)2(aq) + 2 H2O(l)
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Cr2O3(s) + C(s) = Cr(s) + CO(g) =>
Cr2O3(s) + 3 C(s) = 2 Cr(s) + 3 CO(g)
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
MnO2 + CaCl2 + H3PO4 = Cl + Mn3(PO4)2 + Ca3(PO4)2 + H2O =>
3 MnO2 + 3 CaCl2 + 4 H3PO4 = 6 Cl + Mn3(PO4)2 + Ca3(PO4)2 + 6 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
MgSO4 + H2So4 = MgSo4 + SO3 + H2O =>
MgSO4 + H2So4 = MgSo4 + SO3 + H2O
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
Na2O + HNO = NaNO + H2O =>
Na2O + 2 HNO = 2 NaNO + H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
KIO3 + H3AsO3 + HCl = H3AsO4 + KCl + I2 + H2O =>
2 KIO3 + 5 H3AsO3 + 2 HCl = 5 H3AsO4 + 2 KCl + I2 + H2O
FeS + O2 = Fe2O2 + SO2 =>
2 FeS + 3 O2 = Fe2O2 + 2 SO2
HCl + K = KCl + H2 =>
2 HCl + 2 K = 2 KCl + H2
PCl3 + Cl2 = PCl5 =>
PCl3 + Cl2 = PCl5
H2O + NH4NO3 = (NH4)2O + HNO3 =>
H2O + 2 NH4NO3 = (NH4)2O + 2 HNO3
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Cu + HNO3 = Cu(NO3)2 + N2O + H2O =>
4 Cu + 10 HNO3 = 4 Cu(NO3)2 + N2O + 5 H2O
Ca(OH)2 + NH4Cl = CaCl2 + NH4OH =>
Ca(OH)2 + 2 NH4Cl = CaCl2 + 2 NH4OH
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
KMnO4 + HCl = KCl + MnCl2 + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
KMnO4 + HCl = KCl + MnCl2 + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O
C4H11N + O2 = CO2 + H2O + N2 =>
4 C4H11N + 27 O2 = 16 CO2 + 22 H2O + 2 N2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Ag(NH3)2OH + H2S = Ag2S + H2O + NH4HS =>
2 Ag(NH3)2OH + 5 H2S = Ag2S + 2 H2O + 4 NH4HS
VO + Fe2O3 = V2O5 + FeO =>
2 VO + 3 Fe2O3 = V2O5 + 6 FeO
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
FeS2 + HNO3 = Fe(NO3)3 + H2SO4 + N2O + H2O =>
8 FeS2 + 54 HNO3 = 8 Fe(NO3)3 + 16 H2SO4 + 15 N2O + 11 H2O
Na2O + HNO = NaNO + H2O =>
Na2O + 2 HNO = 2 NaNO + H2O
H2SO4 + C2H2 = CO2 + SO2 + H2O =>
5 H2SO4 + C2H2 = 2 CO2 + 5 SO2 + 6 H2O
Ag(NH3)2OH + H2S = Ag2S + H2O + NH3 =>
2 Ag(NH3)2OH + H2S = Ag2S + 2 H2O + 4 NH3
KCl + HNO3 = KNO3 + Cl2 + NOCl + H2O =>
3 KCl + 4 HNO3 = 3 KNO3 + Cl2 + NOCl + 2 H2O
NH3 + O2 = NO2 + H20 =>
20 NH3 + 20 O2 = 20 NO2 + 3 H20
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Mg + H2SO4 = MgSO4 + H2S + H2O =>
4 Mg + 5 H2SO4 = 4 MgSO4 + H2S + 4 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
(NH4)2CO3 + HNO3 = CO2 + H2O + NH4NO3 =>
(NH4)2CO3 + 2 HNO3 = CO2 + H2O + 2 NH4NO3
Hg(NO3)2 + KI = HgI2 + KNO3 =>
Hg(NO3)2 + 2 KI = HgI2 + 2 KNO3
KMnO4 + KI + H2SO4 = MnSO4 + K2SO4 + H2O + I2 =>
2 KMnO4 + 10 KI + 8 H2SO4 = 2 MnSO4 + 6 K2SO4 + 8 H2O + 5 I2
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Fe3O4 + HNO3 = Fe(NO3)3 + NO + H2O =>
3 Fe3O4 + 28 HNO3 = 9 Fe(NO3)3 + NO + 14 H2O
C2H4(g) + O2(g) = CO2(g) + H2O(g) =>
C2H4(g) + 3 O2(g) = 2 CO2(g) + 2 H2O(g)
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
KMnO4 + BiBr3 + H2SO4 = Br + Mn(SO4) + Bi2(SO4)3 + K2(SO4) + H2O =>
6 KMnO4 + 10 BiBr3 + 24 H2SO4 = 30 Br + 6 Mn(SO4) + 5 Bi2(SO4)3 + 3 K2(SO4) + 24 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/16/17
Équations équilibrées sur07/16/16
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