| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2 + Cl2 = 2 HCl
HNO3 + H2S = H2O + NO + S =>
2 HNO3 + 3 H2S = 4 H2O + 2 NO + 3 S
Al(OH)3 + H3O{+} = Al{3+} + H2O =>
Al(OH)3 + 3 H3O{+} = Al{3+} + 6 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Mg + CH3COOH = Mg(CH3COO)2 + H2 =>
Mg + 2 CH3COOH = Mg(CH3COO)2 + H2
Cr2(So4)3 + NaOH = Cr(OH)3 + Na2So4 =>
Cr2(So4)3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2So4
Cr2(SO4)3 + NaOH = Cr(OH)3 + Na2SO4 =>
Cr2(SO4)3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2SO4
C7H6O2 + O2 = C02 + H2O =>
2 C7H6O2 + O2 = 7 C02 + 6 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
K + O2 = K2O =>
4 K + O2 = 2 K2O
Cr + H3PO4 = H2 + CrPO4 =>
2 Cr + 2 H3PO4 = 3 H2 + 2 CrPO4
FeSO4 + NaOH = Na2SO4 + Fe(OH)2 =>
FeSO4 + 2 NaOH = Na2SO4 + Fe(OH)2
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
Pb + HCl = PbCl + H2 =>
2 Pb + 2 HCl = 2 PbCl + H2
S + HNO3 = H2SO4 + H2O + NO2 =>
S + 6 HNO3 = H2SO4 + 2 H2O + 6 NO2
CaCO3 + Al2Si2O7 = CaSiO3 + Ca2 + Al2O5 + CO2 =>
4 CaCO3 + Al2Si2O7 = 2 CaSiO3 + Ca2 + Al2O5 + 4 CO2
N2O4 + N2H4 = N2 + H2O =>
N2O4 + 2 N2H4 = 3 N2 + 4 H2O
LiNO3 = Li2O + NO2 + O2 =>
4 LiNO3 = 2 Li2O + 4 NO2 + O2
Ni(CO)4 = Ni + CO =>
Ni(CO)4 = Ni + 4 CO
K3PO4 + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3PO4 + 3 BaCl2 = 6 KCl + Ba3(PO4)2
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
PbO + C = CO + Pb =>
PbO + C = CO + Pb
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
H2SO4 + Al = Al2(SO4)3 + H2 =>
3 H2SO4 + 2 Al = Al2(SO4)3 + 3 H2
CH4 + Cl2 = CHCl3 + HCl =>
CH4 + 3 Cl2 = CHCl3 + 3 HCl
HCl + K = KCl + H2 =>
2 HCl + 2 K = 2 KCl + H2
H2SO4 + Fe = FeSO4 + H2 =>
H2SO4 + Fe = FeSO4 + H2
SnS2 + O2 = SnO2 + SO2 =>
SnS2 + 3 O2 = SnO2 + 2 SO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Zn + HNO3 = Zn(NO3)2 + H2O + NH4NO3 =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + 3 H2O + NH4NO3
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
sodiumchloride + calciumhydroxide = sodiumhydroxide + calciumchloride =>
2 NaCl + Ca(OH)2 = 2 NaOH + CaCl2
H2SO4 + BaCl2 = BaSO4 + HCl =>
H2SO4 + BaCl2 = BaSO4 + 2 HCl
CoCO3 = CoO + CO2 =>
CoCO3 = CoO + CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Zn + HNO3 = Zn(NO3)2 + H2O + NH4NO3 =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + 3 H2O + NH4NO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CaCO3 + Al2Si2O7 = CaSiO3 + Ca2 + Al2O5 + CO2 =>
4 CaCO3 + Al2Si2O7 = 2 CaSiO3 + Ca2 + Al2O5 + 4 CO2
KBr + MnO2 + H2SO4 = K2SO4 + MnSO4 + H2O + Br =>
2 KBr + MnO2 + 2 H2SO4 = K2SO4 + MnSO4 + 2 H2O + 2 Br
Mg(s) + H2SO4(aq) = MgSO4(aq) + H2(g) =>
Mg(s) + H2SO4(aq) = MgSO4(aq) + H2(g)
Ca(OH)2 + H2SO4 = (CaOH)2SO4 + H2O =>
2 Ca(OH)2 + H2SO4 = (CaOH)2SO4 + 2 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
KOH + Cl2 = KCl + KClO + H2O =>
2 KOH + Cl2 = KCl + KClO + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CaSO4H2O = (CaSO4)2H2O + H2O =>
2 CaSO4H2O = (CaSO4)2H2O + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/31/14
Équations équilibrées sur08/30/13
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