| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
S{2-} + Cu{2+} = CuS =>
S{2-} + Cu{2+} = CuS
NaCl + H2SO4 + O2 = Na2SO4 + H2O + Cl =>
4 NaCl + 2 H2SO4 + O2 = 2 Na2SO4 + 2 H2O + 4 Cl
Ca + S = CaS2 =>
Ca + 2 S = CaS2
ZnO(s) + HCl(aq) = ZnCl2(aq) + H2O(l) =>
ZnO(s) + 2 HCl(aq) = ZnCl2(aq) + H2O(l)
NaBO2H2O = HBO2NaOH =>
NaBO2H2O = HBO2NaOH
Mg(OH) + HBr = MgBr + H(OH) =>
Mg(OH) + HBr = MgBr + H(OH)
AgNO3 + NBr = N2O3 + AgBr =>
AgNO3 + NBr = N2O3 + AgBr
FeCl2 + HCl + HNO3 = FeCl3 + NO + H2O =>
3 FeCl2 + 3 HCl + HNO3 = 3 FeCl3 + NO + 2 H2O
Ba(HSe)2 + H2O = Ba(OH)2 + H2Se =>
Ba(HSe)2 + 2 H2O = Ba(OH)2 + 2 H2Se
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al + F2 = AlF3 =>
2 Al + 3 F2 = 2 AlF3
NaOH + HNO3 = NaNO3 + HOH =>
NaOH + HNO3 = NaNO3 + HOH
KNO2 + Zn + NaOH + H2O = NH3 + Na2Zn(OH)4 + K2Zn(OH)4 =>
2 KNO2 + 6 Zn + 10 NaOH + 10 H2O = 2 NH3 + 5 Na2Zn(OH)4 + K2Zn(OH)4
Mg(s) + HCl(aq) = H2(g) + MgCl2(aq) =>
Mg(s) + 2 HCl(aq) = H2(g) + MgCl2(aq)
Cu + (HNO3) = Cu(NO3)2 + NO + H2O =>
3 Cu + 8(HNO3) = 3 Cu(NO3)2 + 2 NO + 4 H2O
H2C2O4 + HNO2 = CO2 + NO + H2O =>
H2C2O4 + 2 HNO2 = 2 CO2 + 2 NO + 2 H2O
H2S + Fe(OH)2 = FeS + H2O =>
H2S + Fe(OH)2 = FeS + 2 H2O
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
TiO2 + HF = TiF4 + H2O =>
TiO2 + 4 HF = TiF4 + 2 H2O
BeOHHCl = BeClH2O =>
BeOHHCl = BeClH2O
Li + HF = LiF + H2 =>
2 Li + 2 HF = 2 LiF + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
FeSO4 + HCl = Fe + Cl2 + H2SO4 =>
FeSO4 + 2 HCl = Fe + Cl2 + H2SO4
FeCl2 + KNO3 + HCl = FeCl3 + NO + H2O + KCl =>
3 FeCl2 + KNO3 + 4 HCl = 3 FeCl3 + NO + 2 H2O + KCl
Sb2S3(s) + O2(g) = Sb2O3(s) + SO2(g) =>
2 Sb2S3(s) + 9 O2(g) = 2 Sb2O3(s) + 6 SO2(g)
FeCl2 + KNO3 + HCl = FeCl3 + NO + H2O + KCl =>
3 FeCl2 + KNO3 + 4 HCl = 3 FeCl3 + NO + 2 H2O + KCl
KOH + BaCl2 = Ba(OH)2 + KCl =>
2 KOH + BaCl2 = Ba(OH)2 + 2 KCl
Zn + H2SO4 = ZnSO4 + H =>
Zn + H2SO4 = ZnSO4 + 2 H
Mg + H2SO4 = H2 + MgSO4 =>
Mg + H2SO4 = H2 + MgSO4
(NH2)2CO + CaSO4 = CaCO3 + H4N2SO2 =>
(NH2)2CO + CaSO4 = CaCO3 + H4N2SO2
Al + F2 = AlF3 =>
2 Al + 3 F2 = 2 AlF3
Zn(OH)2 + ZnSO4 = [Zn(OH)]2SO4 =>
Zn(OH)2 + ZnSO4 = [Zn(OH)]2SO4
Br2 + Na2S + H2O = HBr + Na2SO3 =>
3 Br2 + Na2S + 3 H2O = 6 HBr + Na2SO3
Rb + H3PO4 = Rb3PO4 + H2 =>
6 Rb + 2 H3PO4 = 2 Rb3PO4 + 3 H2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
V + ClO3 + OH{-} = HV2O7{3-} + Cl{-} + H2O =>
14 V + 10 ClO3 + 31 OH{-} = 7 HV2O7{3-} + 10 Cl{-} + 12 H2O
Al(NO3)3 + K3PO4 = AlPO4 + KNO3 =>
Al(NO3)3 + K3PO4 = AlPO4 + 3 KNO3
CO2 + Al(OH)3 = Al(HCO3)3 =>
3 CO2 + Al(OH)3 = Al(HCO3)3
KCO3 + HCl = HCO3 + KCl =>
KCO3 + HCl = HCO3 + KCl
Pb(CH3COO)2 + K2SO4 = PbSO4 + K2(CH3COO)2 =>
Pb(CH3COO)2 + K2SO4 = PbSO4 + K2(CH3COO)2
HCl + K2CO3 = CO2 + H2O + KCl =>
2 HCl + K2CO3 = CO2 + H2O + 2 KCl
Na2(SO4) + H2O = Na(OH) + H2(SO4) =>
Na2(SO4) + 2 H2O = 2 Na(OH) + H2(SO4)
Ba[OH]2 + HNO3 = Ba[NO3]2 + H2O =>
Ba[OH]2 + 2 HNO3 = Ba[NO3]2 + 2 H2O
Al + F2 = AlF3 =>
2 Al + 3 F2 = 2 AlF3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al + F2 = AlF3 =>
2 Al + 3 F2 = 2 AlF3
ZnCl2 + AgNO3 = Zn(NO3)2 + AgCl =>
ZnCl2 + 2 AgNO3 = Zn(NO3)2 + 2 AgCl
C12H22O5 + Cu(OH)2 = (C12H20O5)Cu + H2O =>
C12H22O5 + Cu(OH)2 = (C12H20O5)Cu + 2 H2O
CaNO + NaOH = NaNO + CaOH =>
CaNO + NaOH = NaNO + CaOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/13/24
Équations équilibrées sur12/13/23
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