| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu + 2 HCl = CuCl2 + H2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CaSiO3 + HF = SiF4 + CaF2 + H2O =>
CaSiO3 + 6 HF = SiF4 + CaF2 + 3 H2O
CS2 + H2 = H2S + C =>
CS2 + 2 H2 = 2 H2S + C
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
CS2 + H2 = H2S + C =>
CS2 + 2 H2 = 2 H2S + C
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
Ca10F2(PO4)6 + H2SO4 = Ca(H2PO4)2 + CaSO4 + HF =>
Ca10F2(PO4)6 + 7 H2SO4 = 3 Ca(H2PO4)2 + 7 CaSO4 + 2 HF
C6H8O7 + NaOH = Na3C6H5O7 + H2O =>
C6H8O7 + 3 NaOH = Na3C6H5O7 + 3 H2O
(CN)2 + H2O = H2C2O4 + NH3 =>
(CN)2 + 4 H2O = H2C2O4 + 2 NH3
SnCl6{-} + Fe = Sn{2+} + Fe{2+} + Cl{-} =>
2 SnCl6{-} + 3 Fe = 2 Sn{2+} + 3 Fe{2+} + 12 Cl{-}
KOH + NaCl = NaOH + KCl =>
KOH + NaCl = NaOH + KCl
H2S + O2 = S + H2O =>
2 H2S + O2 = 2 S + 2 H2O
CH3NH2 + HBr = CH3NH3Br =>
CH3NH2 + HBr = CH3NH3Br
Na3PO4 + Ca(NO3)2 = Ca3(PO4)2 + NaNO3 =>
2 Na3PO4 + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 NaNO3
FeCO3 + HNO3 = Fe(NO3)3 + CO2 + H2O + NO =>
3 FeCO3 + 10 HNO3 = 3 Fe(NO3)3 + 3 CO2 + 5 H2O + NO
CH3NH2 + HBr = CH3NH3 + Br =>
CH3NH2 + HBr = CH3NH3 + Br
H2S + O2 = S + H2O =>
2 H2S + O2 = 2 S + 2 H2O
CH3NH2 + HBr = CH3 + NH3 + Br =>
CH3NH2 + HBr = CH3 + NH3 + Br
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
KCl + HNO3 = KNO3 + HCl =>
KCl + HNO3 = KNO3 + HCl
MgCl2 + HNO3 = Mg(NO3)2 + HCl =>
MgCl2 + 2 HNO3 = Mg(NO3)2 + 2 HCl
C3H5N3O9 = CO2 + H2O + N3 + O2 =>
4 C3H5N3O9 = 12 CO2 + 10 H2O + 4 N3 + O2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
Al + O2 = AlO2 =>
Al + O2 = AlO2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
P + Br = PBr3 =>
P + 3 Br = PBr3
AgNO3(aq) + KI(aq) = AgI(s) + KNO3(aq) =>
AgNO3(aq) + KI(aq) = AgI(s) + KNO3(aq)
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
KNO3 + H2SO4 = K2SO4 + HNO3 =>
2 KNO3 + H2SO4 = K2SO4 + 2 HNO3
As2O3 + HCl = AsCl3 + H2O =>
As2O3 + 6 HCl = 2 AsCl3 + 3 H2O
NH3 + H2O + Ni(NO3)2 = NH4(NO3) + Ni(OH) =>
18 NH3 + 11 H2O + 8 Ni(NO3)2 = 17 NH4(NO3) + 8 Ni(OH)
Fe(NO3)3 + H2SO4 = HNO3 + Fe2(SO4)3 =>
2 Fe(NO3)3 + 3 H2SO4 = 6 HNO3 + Fe2(SO4)3
NH3 + H2O + Ni(NO3)2 = NH4(NO3) + Ni(OH)2 =>
2 NH3 + 2 H2O + Ni(NO3)2 = 2 NH4(NO3) + Ni(OH)2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Na2CO3 + AgNO3 = NaNO3 + Ag2CO3 =>
Na2CO3 + 2 AgNO3 = 2 NaNO3 + Ag2CO3
Pb(NO3)2 = PbO + NO + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO + 3 O2
NaHCO3(aq) + HCl(aq) = NaCl(aq) + CO2(g) + H2O =>
NaHCO3(aq) + HCl(aq) = NaCl(aq) + CO2(g) + H2O
AgNO3(aq) + FeSO4(aq) = Ag2SO4 + Fe(NO3)2 =>
2 AgNO3(aq) + FeSO4(aq) = Ag2SO4 + Fe(NO3)2
C + O2 = CO2 =>
C + O2 = CO2
F2 + H2O = HF + O2 =>
2 F2 + 2 H2O = 4 HF + O2
H2SO4 + Zn(OH)2 = ZnSO4 + H2O =>
H2SO4 + Zn(OH)2 = ZnSO4 + 2 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
K + H2O = KHO2 + H2 =>
2 K + 4 H2O = 2 KHO2 + 3 H2
V2O5 + PbI4 = VI5 + PbO2 =>
2 V2O5 + 5 PbI4 = 4 VI5 + 5 PbO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/06/13
Équations équilibrées sur10/06/12
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