| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaNO3(s) = 2 NaNO2(s) + O2(g)
C3H5(NO3)3 = CO2 + H2O + N2 + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 10 H2O + 6 N2 + O2
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
Sn(OH)4 + SO2 = Sn(SO3)2 + H2O =>
Sn(OH)4 + 2 SO2 = Sn(SO3)2 + 2 H2O
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
K2Cr2O7 + FeSO4 + H2SO4 = K2SO4 + Cr2(SO4)3 + Fe(SO4)3 + H2O =>
2 K2Cr2O7 + 3 FeSO4 + 14 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 3 Fe(SO4)3 + 14 H2O
H2SO3 + MG(OH)2 = MGSO3 + H2O =>
H2SO3 + MG(OH)2 = MGSO3 + 2 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
Al + Ag{+} = Al3{+} + Ag =>
3 Al + Ag{+} = Al3{+} + Ag
Fe + CuSo4 = FeSo4 + Cu =>
Fe + CuSo4 = FeSo4 + Cu
NaCl + CaCO3 = Na2CO3 + CaCl2 =>
2 NaCl + CaCO3 = Na2CO3 + CaCl2
GaF3 + Cs = CsF + Ga =>
GaF3 + 3 Cs = 3 CsF + Ga
V6O13 + H{+} + {-} = V(OH)2{+} + H2O =>
V6O13 + 14 H{+} + 8e = 6 V(OH)2{+} + H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
C2H5OH + O2 = CO + H2O =>
C2H5OH + 2 O2 = 2 CO + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
FE + Cl2 = FECl3 =>
2 FE + 3 Cl2 = 2 FECl3
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
CU + H2SO4 = CUSO4 + H2O + SO2 =>
CU + 2 H2SO4 = CUSO4 + 2 H2O + SO2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
KOH + H2So4 = K2So4 + H2O =>
2 KOH + H2So4 = K2So4 + 2 H2O
Sr(OH)2 + P2O5 = Sr3(PO4)2 + H2O =>
3 Sr(OH)2 + P2O5 = Sr3(PO4)2 + 3 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
WO2(s) + H2(g) = W(s) + H2O(l) =>
WO2(s) + 2 H2(g) = W(s) + 2 H2O(l)
Cu + Cl2 = CuCl2 =>
Cu + Cl2 = CuCl2
C2H5OH + O2 = C + H2O =>
C2H5OH + O2 = 2 C + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Mg + H2SO4 = H2 + MgSO4 =>
Mg + H2SO4 = H2 + MgSO4
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
FeO + O2 = Fe2O3 =>
4 FeO + O2 = 2 Fe2O3
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
C + CO2 = CO =>
C + CO2 = 2 CO
H2 + CuO = Cu + H2O =>
H2 + CuO = Cu + H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
NiS + O2 = NiO + SO2 =>
2 NiS + 3 O2 = 2 NiO + 2 SO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
FeS2 + O2 = FeO3 + SO2 =>
2 FeS2 + 7 O2 = 2 FeO3 + 4 SO2
Na(s) + H2O(l) = NaH + O =>
2 Na(s) + H2O(l) = 2 NaH + O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
PbO2 + SO2 = PbSO4 =>
PbO2 + SO2 = PbSO4
S + O2 = SO2 =>
S + O2 = SO2
AlCl2 + KOH = Al(OH)2 + KCl =>
AlCl2 + 2 KOH = Al(OH)2 + 2 KCl
Na + Hg2Cl2 = NaCl + Hg =>
2 Na + Hg2Cl2 = 2 NaCl + 2 Hg
Br2(l) + I2(s) = IBr3(g) =>
3 Br2(l) + I2(s) = 2 IBr3(g)
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/08/18
Équations équilibrées sur09/07/17
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