| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al(OH)Cl3 = 2 Al + (OH)2 + 2 Cl3
Na2CO3 + Y2O3 + Nb2O5 = NaYNb2O7 + CO2 =>
Na2CO3 + Y2O3 + 2 Nb2O5 = 2 NaYNb2O7 + CO2
BaCl2 + NaNo3 = Ba(No3)2 + NaCl =>
BaCl2 + 2 NaNo3 = Ba(No3)2 + 2 NaCl
Al(OH)Cl3 = Al + (OH)2 + Cl2 =>
2 Al(OH)Cl3 = 2 Al + (OH)2 + 3 Cl2
KCrO2 + Br2 + KOH = K2CrO4 + KBr + H2O =>
2 KCrO2 + 3 Br2 + 8 KOH = 2 K2CrO4 + 6 KBr + 4 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Cu(s) + AgNO3(aq) = Cu(NO3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNO3(aq) = Cu(NO3)2(aq) + 2 Ag(s)
K + O2 = K2O =>
4 K + O2 = 2 K2O
K2CO3 + NaOH = KOH + Na2CO3 =>
K2CO3 + 2 NaOH = 2 KOH + Na2CO3
FeCl3 + KSCN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Fe + C12 = FeC13 =>
12 Fe + 13 C12 = 12 FeC13
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
C4H10(l) + O2 = C4H10O2 =>
C4H10(l) + O2 = C4H10O2
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
NH3 + H2So4 = (NH4)2So4 =>
2 NH3 + H2So4 = (NH4)2So4
CH2CH2 + H2O = CH3CH2OH =>
CH2CH2 + H2O = CH3CH2OH
Cu2O(s) + C(s) = Cu(s) + CO(g) =>
Cu2O(s) + C(s) = 2 Cu(s) + CO(g)
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
KOH + CO2 = K2CO3 + H2O =>
2 KOH + CO2 = K2CO3 + H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CoCl2 + Na2S = CoS + NaCl =>
CoCl2 + Na2S = CoS + 2 NaCl
CH3NH2 + H2SO4 = CH3NH3 + HSO4 =>
CH3NH2 + H2SO4 = CH3NH3 + HSO4
Cr + O2 + HCl = CrCl3 + H2O =>
4 Cr + 3 O2 + 12 HCl = 4 CrCl3 + 6 H2O
MNO2 + NA2CO3 + NANO3 = NA2MNO4 + NANO2 + CO2 =>
MNO2 + NA2CO3 + NANO3 = NA2MNO4 + NANO2 + CO2
CaCO3 + HCl = CO2 + H2O + CaCl2 =>
CaCO3 + 2 HCl = CO2 + H2O + CaCl2
KI + Pb(NO3)2 = PbI2 + KNO3 =>
2 KI + Pb(NO3)2 = PbI2 + 2 KNO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
H2S + SO2 = H2O + S =>
2 H2S + SO2 = 2 H2O + 3 S
CuS + HNO3 = Cu(NO3)2 + S + H2O + NO =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 4 H2O + 2 NO
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
ZnS(s) + O2 = ZnO + S8 =>
8 ZnS(s) + 4 O2 = 8 ZnO + S8
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
FeS2 + O2 = Fe2O2 + SO2 =>
2 FeS2 + 5 O2 = Fe2O2 + 4 SO2
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
Pb(NO3)2(aq) + NaI(s) = PbI2(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaI(s) = PbI2(s) + 2 NaNO3(aq)
CuSo4 + KCl = K2So4 + CuCl2 =>
CuSo4 + 2 KCl = K2So4 + CuCl2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
CaF2 + NaNO3 = Ca(NO3)2 + NaF =>
CaF2 + 2 NaNO3 = Ca(NO3)2 + 2 NaF
CaF2 + H2SO4 = CaSO4 + HF =>
CaF2 + H2SO4 = CaSO4 + 2 HF
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
BaO + HNO3 = Ba(NO3)2 + H2O =>
BaO + 2 HNO3 = Ba(NO3)2 + H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
K3FeC6N6 + Cr2O3 + KOH = K4FeC6N6 + K2CrO4 + H2O =>
6 K3FeC6N6 + Cr2O3 + 10 KOH = 6 K4FeC6N6 + 2 K2CrO4 + 5 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/27/16
Équations équilibrées sur04/26/15
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