| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CoCl2 + Na2O2 + 2 NaOH + 2 H2O = 2 Co(OH)3 + 4 NaCl
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
C4H8 + O2 = CO + H2O =>
C4H8 + 4 O2 = 4 CO + 4 H2O
Fe(i)S = Fe(ii)S =>
Fe(i)S = Fe(ii)S
Sb + HNO3 = Sb2O3 + NO + H20 =>
80 Sb + 60 HNO3 = 40 Sb2O3 + 60 NO + 3 H20
Al(CN)3 + (NH4)3PO4 = AlPO4 + NH4CN =>
Al(CN)3 + (NH4)3PO4 = AlPO4 + 3 NH4CN
H2O2 = H20 + O2 =>
10 H2O2 = H20 + 10 O2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H20 =>
25 CH3COOH + 10 CaCO3 = 10(CH3COO)2Ca + 20 CO2 + 2 H20
C2H6O + O2 = CO2 + H20 =>
10 C2H6O + 15 O2 = 20 CO2 + 3 H20
Fe(OH)2 + O2 + H2O = Fe(OH)3 =>
4 Fe(OH)2 + O2 + 2 H2O = 4 Fe(OH)3
KCl + NaNO3 = KNO3 + NaCl =>
KCl + NaNO3 = KNO3 + NaCl
Sb + HNO3 = Sb2O3 + NO + H2O =>
2 Sb + 2 HNO3 = Sb2O3 + 2 NO + H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Cr2O3(ac) + Al(s) = Cr(s) + Al2O3 =>
Cr2O3(ac) + 2 Al(s) = 2 Cr(s) + Al2O3
Cl2 + NaBr = Br + NaCl =>
Cl2 + 2 NaBr = 2 Br + 2 NaCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NH3 + O2 = NO + H20 =>
20 NH3 + 10 O2 = 20 NO + 3 H20
HG(OH)2 = HGO + H2O =>
HG(OH)2 = HGO + H2O
CH4 + O2 = CO2 + H20 =>
5 CH4 + 5 O2 = 5 CO2 + H20
Ca + H2SO4 = CaSO4 + S + H2O =>
3 Ca + 4 H2SO4 = 3 CaSO4 + S + 4 H2O
Mg + HCl = H + MgCl =>
Mg + HCl = H + MgCl
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Cr2O3(ac) + Al(s) = Cr(s) + Al2O3(s) =>
Cr2O3(ac) + 2 Al(s) = 2 Cr(s) + Al2O3(s)
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
Na2 + O2 = Na2O =>
2 Na2 + O2 = 2 Na2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + O2 =>
4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 6 H2O + 5 O2
Cl2 + NaBr = Br2 + NaCl =>
Cl2 + 2 NaBr = Br2 + 2 NaCl
ZnCl2(aq) + Mg(s) = Zn(s) + MgCl2(aq) =>
ZnCl2(aq) + Mg(s) = Zn(s) + MgCl2(aq)
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
Mg + HCl = H2 + MgCl =>
2 Mg + 2 HCl = H2 + 2 MgCl
ZnCl2(aq) + Mg(s) = Zn(s) + MgCl2(aq) =>
ZnCl2(aq) + Mg(s) = Zn(s) + MgCl2(aq)
Mn2O3 + Si = SiO2 + Mn =>
2 Mn2O3 + 3 Si = 3 SiO2 + 4 Mn
Ba + CrO4 = BaCrO4 =>
Ba + CrO4 = BaCrO4
FeCl3 + KSCN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl
C2H2 + H2 = C2H4 =>
C2H2 + H2 = C2H4
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
H3PO4 + K2CO3 = K3PO4 + H2O + CO2 =>
2 H3PO4 + 3 K2CO3 = 2 K3PO4 + 3 H2O + 3 CO2
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
N2H2 + N2O4 = N2 + H2O =>
4 N2H2 + N2O4 = 5 N2 + 4 H2O
Ca(OH)2 + Al2(SO4)3 = CaSO4 + Al(OH)3 =>
3 Ca(OH)2 + Al2(SO4)3 = 3 CaSO4 + 2 Al(OH)3
CaF2 + H2SO4 = CaSO4 + HF =>
CaF2 + H2SO4 = CaSO4 + 2 HF
Al2O2 + HCl = AlCl2 + H2O =>
Al2O2 + 4 HCl = 2 AlCl2 + 2 H2O
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
Cr2O3 + Al = Cr + Al2O3 =>
Cr2O3 + 2 Al = 2 Cr + Al2O3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/25/17
Équations équilibrées sur10/25/16
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