| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
K2Cr2O7 + SO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 SO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O
Zn + HCl = ZnCl2 + H =>
Zn + 2 HCl = ZnCl2 + 2 H
Mg(s) + Fe3(PO4)2(aq) = Mg3(PO4)2(aq) + Fe(aq) =>
3 Mg(s) + Fe3(PO4)2(aq) = Mg3(PO4)2(aq) + 3 Fe(aq)
CaCl2(aq) + Na3Po4(aq) = Ca3(Po4)2(s) + NaCl(aq) =>
3 CaCl2(aq) + 2 Na3Po4(aq) = Ca3(Po4)2(s) + 6 NaCl(aq)
F2 + Ca = CaF2 =>
F2 + Ca = CaF2
CO2 + H2O = CH3OH + O2 =>
2 CO2 + 4 H2O = 2 CH3OH + 3 O2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
(NH4)Cl(aq) + AgNO3(aq) = NH4NO3 + AgCl =>
(NH4)Cl(aq) + AgNO3(aq) = NH4NO3 + AgCl
Al + HNO3 = Al(NO3)3 + H2 =>
2 Al + 6 HNO3 = 2 Al(NO3)3 + 3 H2
SnO = Sn + O2 =>
2 SnO = 2 Sn + O2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NaCl + CaO = CaCl2 + Na2O =>
2 NaCl + CaO = CaCl2 + Na2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Cu(NO3)2 + NaI = CuI + Na(NO3)2 =>
Cu(NO3)2 + NaI = CuI + Na(NO3)2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Mo2O6 = Mo + O2 =>
Mo2O6 = 2 Mo + 3 O2
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
O2 + NO = NO2 =>
O2 + 2 NO = 2 NO2
AS2O5 + HNO3 + H2O = H2SO4 + NO + H3ASO4 =>
3 AS2O5 + HNO3 + 7 H2O = 3 H2SO4 + NO + 3 H3ASO4
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
CuO1 + NO2 + O2 = Cu(NO3)2 =>
2 CuO1 + 4 NO2 + O2 = 2 Cu(NO3)2
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
Ca + Pb(NO3)2 = Pb + Ca(NO3)2 =>
Ca + Pb(NO3)2 = Pb + Ca(NO3)2
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
Na + FeCl2 = Fe + NaCl =>
2 Na + FeCl2 = Fe + 2 NaCl
(NH4)Cl(aq) + AgNO3(aq) = NH4NO3 + AgCl =>
(NH4)Cl(aq) + AgNO3(aq) = NH4NO3 + AgCl
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Cu(NO3)2 + NaSCN = CuSCN + Na(NO3)2 =>
Cu(NO3)2 + NaSCN = CuSCN + Na(NO3)2
KOH + H2CO3 = H2O + K2CO3 =>
2 KOH + H2CO3 = 2 H2O + K2CO3
H2S + O2 = SO2 + H20 =>
10 H2S + 10 O2 = 10 SO2 + H20
CH4(g) + O2(g) = C2O(g) + H2O(g) =>
4 CH4(g) + 5 O2(g) = 2 C2O(g) + 8 H2O(g)
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
H2(g) + O2(g) = H2O(l) =>
2 H2(g) + O2(g) = 2 H2O(l)
N2 + H2 = NH1 =>
N2 + H2 = 2 NH1
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
As + Cl2 = AsCl3 =>
2 As + 3 Cl2 = 2 AsCl3
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
HS + O2 = SO2 + H2O =>
4 HS + 5 O2 = 4 SO2 + 2 H2O
NH3 + CuO = Cu + H2O + N =>
2 NH3 + 3 CuO = 3 Cu + 3 H2O + 2 N
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
MnO2 + K2CO3 + O2 = KMnO4 + CO2 =>
4 MnO2 + 2 K2CO3 + 3 O2 = 4 KMnO4 + 2 CO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KNO3 + Na = KNa + NO3 =>
KNO3 + Na = KNa + NO3
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/12/19
Équations équilibrées sur02/11/18
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