| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CO2H2 + O2 = 2 H2O + 2 CO2
NH3(l) + O2(g) = N2(g) + H2O(l) =>
4 NH3(l) + 3 O2(g) = 2 N2(g) + 6 H2O(l)
NO2(g) + O2(g) = N2O5(g) =>
4 NO2(g) + O2(g) = 2 N2O5(g)
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
HCN = H + C + N =>
HCN = H + C + N
HNO3 + NaOH = H2O + NaNO3 =>
HNO3 + NaOH = H2O + NaNO3
C6H5CH3 + KMnO4 = C6H5COOH + MnO2 + KOH =>
C6H5CH3 + 2 KMnO4 = C6H5COOH + 2 MnO2 + 2 KOH
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
As + HNO3 + H2O = H3AsO4 + NO =>
3 As + 5 HNO3 + 2 H2O = 3 H3AsO4 + 5 NO
H2SO4 + Fe(OH)3 = Fe2(SO4)3 + H2O =>
3 H2SO4 + 2 Fe(OH)3 = Fe2(SO4)3 + 6 H2O
Zn + KNO3 = ZnNO3 + K =>
Zn + KNO3 = ZnNO3 + K
AgNO3(aq) + KCl(aq) = AgCl(s) + KNO3(aq) =>
AgNO3(aq) + KCl(aq) = AgCl(s) + KNO3(aq)
CaCO3 + SrCO3 + Al2O3 + SiO2 + Dy2O3 + K2CO3 = CaSrAl2SiO7DyK + CO2 + O2 =>
2 CaCO3 + 2 SrCO3 + 2 Al2O3 + 2 SiO2 + Dy2O3 + K2CO3 = 2 CaSrAl2SiO7DyK + 5 CO2 + 2 O2
HCl + KOH = H2O + KCl =>
HCl + KOH = H2O + KCl
As2S3 + HNO3 = H3AsO4 + NO2 + S8 + H20 =>
40 As2S3 + 320 HNO3 = 80 H3AsO4 + 320 NO2 + 15 S8 + 4 H20
P4O10(s) + H2O(l) = H3PO4(aq) =>
P4O10(s) + 6 H2O(l) = 4 H3PO4(aq)
Cr2(SO4)3*12H2O + H2O2 + KOH = K2Cr2O7 + H2O + K2SO4 =>
Cr2(SO4)3*12H2O + 3 H2O2 + 8 KOH = K2Cr2O7 + 19 H2O + 3 K2SO4
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
Cr2O3(s) + CCl4(l) = CrCl3(s) + COCl2(aq) =>
Cr2O3(s) + 3 CCl4(l) = 2 CrCl3(s) + 3 COCl2(aq)
Li + CO2 + H2O = LiHCO3 + H2 =>
2 Li + 2 CO2 + 2 H2O = 2 LiHCO3 + H2
CuBr2 + AlCl3 = CuCl2 + AlBr3 =>
3 CuBr2 + 2 AlCl3 = 3 CuCl2 + 2 AlBr3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaCl + Pb(NO3)2 = NaNO3 + PbCl2 =>
2 NaCl + Pb(NO3)2 = 2 NaNO3 + PbCl2
B2H6(l) + O2(g) = B2O3(s) + H2O(l) =>
B2H6(l) + 3 O2(g) = B2O3(s) + 3 H2O(l)
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
H3PO4 + NH4OH = (NH4)3PO4 + H2O =>
H3PO4 + 3 NH4OH = (NH4)3PO4 + 3 H2O
SiO2 = O2 + Si =>
SiO2 = O2 + Si
HNO3 + FeSO4 = Fe2(SO4)3 + Fe(NO3)3 + NO + H2O =>
4 HNO3 + 3 FeSO4 = Fe2(SO4)3 + Fe(NO3)3 + NO + 2 H2O
As2S3 + HNO3 = H3AsO4 + NO2 + S + H20 =>
10 As2S3 + 80 HNO3 = 20 H3AsO4 + 80 NO2 + 30 S + H20
AgSO4 = Ag + SO3 + O2 =>
2 AgSO4 = 2 Ag + 2 SO3 + O2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Cr2O3(s) + O2(g) = CrO3(s) =>
2 Cr2O3(s) + 3 O2(g) = 4 CrO3(s)
Cr2O3(s) + CCl4(l) = CrCl3(s) + COCl2(aq) =>
Cr2O3(s) + 3 CCl4(l) = 2 CrCl3(s) + 3 COCl2(aq)
NO + H2 = NH3 + H2O =>
2 NO + 5 H2 = 2 NH3 + 2 H2O
Ca(C2H3O2) + NaCO3 = CaCO3 + NaC2H3O2 =>
Ca(C2H3O2) + NaCO3 = CaCO3 + NaC2H3O2
H2CO3 + MG(OH)2 = MGCO3 + H2O =>
H2CO3 + MG(OH)2 = MGCO3 + 2 H2O
C13H23 + O2 = CO2 + H2O =>
4 C13H23 + 75 O2 = 52 CO2 + 46 H2O
Y2O3 + Zr2O3 = YZrO3 =>
Y2O3 + Zr2O3 = 2 YZrO3
Pb(NO3)2 + NaOH = PbOH + Na(NO3)2 =>
Pb(NO3)2 + NaOH = PbOH + Na(NO3)2
Fe3O4(s) + O2(g) = Fe2O3(s) =>
4 Fe3O4(s) + O2(g) = 6 Fe2O3(s)
KMnO4 + CH3CH2OH = KOOCCH3 + MnO2 + KOH + H2O =>
4 KMnO4 + 3 CH3CH2OH = 3 KOOCCH3 + 4 MnO2 + KOH + 4 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
C4H8(OH)2 + O2 = CO2 + H20 =>
2 C4H8(OH)2 + 6 O2 = 8 CO2 + H20
Zn + H3PO4 = Zn3(PO4)2 + P4 + H2O =>
30 Zn + 32 H3PO4 = 10 Zn3(PO4)2 + 3 P4 + 48 H2O
Cr2(SO4)3*12H2O + H2O2 + NaOH = Na2Cr2O7 + Na2SO4 + H2O =>
Cr2(SO4)3*12H2O + 3 H2O2 + 8 NaOH = Na2Cr2O7 + 3 Na2SO4 + 19 H2O
Be + HCl = BeCl2 + H2 =>
Be + 2 HCl = BeCl2 + H2
CH4 + O2 = CO2 + H2 =>
CH4 + O2 = CO2 + 2 H2
C2H6 + Br2 = C2H4Br2 + HBr =>
C2H6 + 2 Br2 = C2H4Br2 + 2 HBr
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/06/18
Équations équilibrées sur03/08/17
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