| Équations équilibrées la veille | Équations équilibrées le lendemain |
2(NO3)2 + Na2 = 2 Na(NO3)2
HCl + Cr = CrCl2 + H2 =>
2 HCl + Cr = CrCl2 + H2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
NaBr + Cl2 = NaCl2 + Br2 =>
2 NaBr + 2 Cl2 = 2 NaCl2 + Br2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
KNO3(s) = K2O(s) + N2(g) + O2(g) =>
4 KNO3(s) = 2 K2O(s) + 2 N2(g) + 5 O2(g)
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
K2CO3 + BaCl2 = KCl + BaCO3 =>
K2CO3 + BaCl2 = 2 KCl + BaCO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C7H7NO2 + C4H6O3 = C9H9NO3 + C2H4O2 =>
C7H7NO2 + C4H6O3 = C9H9NO3 + C2H4O2
MnO2(s) + Al(s) = Mn(s) + Al2O3(s) =>
3 MnO2(s) + 4 Al(s) = 3 Mn(s) + 2 Al2O3(s)
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
Mg + TiCl4 = MgCl + Ti =>
4 Mg + TiCl4 = 4 MgCl + Ti
CH3OH + O = CO2 + H2O2 =>
CH3OH + 5 O = CO2 + 2 H2O2
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
Zn + H2SO4 = H2 + ZnSO4 =>
Zn + H2SO4 = H2 + ZnSO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HBr + MgCO3 = MgBr2 + H2O + CO2 =>
2 HBr + MgCO3 = MgBr2 + H2O + CO2
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
Ca3(PO4)2 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
Pb(OH)4 + H2SO4 = Pb(SO4)2 + H2O =>
Pb(OH)4 + 2 H2SO4 = Pb(SO4)2 + 4 H2O
CO + H2O = CO2 + H2 =>
CO + H2O = CO2 + H2
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
C + H2O = CO + H =>
C + H2O = CO + 2 H
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
NaCl + Ag2SO4 = Na2SO4 + AgCl =>
2 NaCl + Ag2SO4 = Na2SO4 + 2 AgCl
HCl + As2O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
4 HCl + 3 As2O3 + 4 NaNO3 + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
H2(g) + Cl2(g) = HCl(g) =>
H2(g) + Cl2(g) = 2 HCl(g)
Al(s) + H2SO4(aq) = Al2(SO4)3(aq) + H2(g) =>
2 Al(s) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 3 H2(g)
CuCl2 + Na2CO3 = CuCO3 + NaCl =>
CuCl2 + Na2CO3 = CuCO3 + 2 NaCl
PbCl2 + Na2SO4 = PbSO4 + NaCl =>
PbCl2 + Na2SO4 = PbSO4 + 2 NaCl
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
(NH4)3PO4 + AlI3 = AlPO4 + NH4I =>
(NH4)3PO4 + AlI3 = AlPO4 + 3 NH4I
C9H2O + O2 = H2O + CO2 =>
C9H2O + 9 O2 = H2O + 9 CO2
Na2Br + Cl2 = NaCl + Br2 =>
2 Na2Br + 2 Cl2 = 4 NaCl + Br2
(NO3) + Na = Na(NO3)2 =>
2(NO3) + Na = Na(NO3)2
C2H4 + O2 = CO2 + H20 =>
5 C2H4 + 10 O2 = 10 CO2 + H20
Y(NO3)2 + GaPO4 = YPO4 + Ga(NO3)2 =>
Y(NO3)2 + GaPO4 = YPO4 + Ga(NO3)2
Na2Br + Cl2 = NaCl + Br2 =>
2 Na2Br + 2 Cl2 = 4 NaCl + Br2
Cu2S(s) + O2(g) = Cu2O(s) + SO2(g) =>
2 Cu2S(s) + 3 O2(g) = 2 Cu2O(s) + 2 SO2(g)
CH3COOH + NaOH = CH3COONa + H2O =>
CH3COOH + NaOH = CH3COONa + H2O
NaHCO3 = CO2 + Na2CO3 + H2O =>
2 NaHCO3 = CO2 + Na2CO3 + H2O
CO2 + LiOH = Li2CO3 + H2O =>
CO2 + 2 LiOH = Li2CO3 + H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C2H5NH2(g) + O2(g) = CO2(g) + H2O(g) + N2(g) =>
4 C2H5NH2(g) + 15 O2(g) = 8 CO2(g) + 14 H2O(g) + 2 N2(g)
CuCl2 + Al = Cu + AlCl3 =>
3 CuCl2 + 2 Al = 3 Cu + 2 AlCl3
K2CO3(s) = K2O(s) + CO2(g) =>
K2CO3(s) = K2O(s) + CO2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/05/19
Équations équilibrées sur02/04/18
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