| Équations équilibrées la veille |
Na2SiO3 + Cl2 = NaCl + NaClO + SiO2
KOH + SO2 = K2SO3 + H2O =>
2 KOH + SO2 = K2SO3 + H2O
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
CH3COOH + HNO3 = CO2 + N2 + H2O =>
5 CH3COOH + 8 HNO3 = 10 CO2 + 4 N2 + 14 H2O
Zn(NO3)2(aq) + K2CO3(aq) = ZnCO3(s) + KNO3(aq) =>
Zn(NO3)2(aq) + K2CO3(aq) = ZnCO3(s) + 2 KNO3(aq)
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
Pb(CH3COO)2 + H2S = PbS + HCH3COO =>
Pb(CH3COO)2 + H2S = PbS + 2 HCH3COO
Fe + NaNO3 + H2O = Fe(NO3)2 + NO + Na(OH) =>
3 Fe + 8 NaNO3 + 4 H2O = 3 Fe(NO3)2 + 2 NO + 8 Na(OH)
NH4OH(l) + KAl(SO4)2*12H2O = Al(OH)3(s) + (NH4)2SO4(aq) + KOH(aq) + H2O(l) =>
4 NH4OH(l) + KAl(SO4)2*12H2O = Al(OH)3(s) + 2(NH4)2SO4(aq) + KOH(aq) + 12 H2O(l)
Pt + Cu(NO3)2 = Pt2(NO3) + Cu =>
4 Pt + Cu(NO3)2 = 2 Pt2(NO3) + Cu
C19H16N2O4 + O2 = CO2 + H2O + N2 =>
C19H16N2O4 + 21 O2 = 19 CO2 + 8 H2O + N2
H2SeO3 + HClO3 = H2SeO4 + HCl =>
3 H2SeO3 + HClO3 = 3 H2SeO4 + HCl
MnO4{-} + Cu + H{+} = Mn{2+} + Cu{2+} + H2O =>
2 MnO4{-} + 5 Cu + 16 H{+} = 2 Mn{2+} + 5 Cu{2+} + 8 H2O
H3O + CO3 = H2O + CO =>
4 H3O + CO3 = 6 H2O + CO
CuCO3 + Zn(NO2)2 = Cu(NO2)2 + ZnCO3 =>
CuCO3 + Zn(NO2)2 = Cu(NO2)2 + ZnCO3
Ca(NO3)2(aq) + NaOH(aq) = Ca(OH)2(s) + Na(NO3) =>
Ca(NO3)2(aq) + 2 NaOH(aq) = Ca(OH)2(s) + 2 Na(NO3)
H2PtCl62 + CuS + H2O = Pt + HCl + CuSO4 =>
2 H2PtCl62 + 15 CuS + 60 H2O = 2 Pt + 124 HCl + 15 CuSO4
C6H5NH2 + O2 = CO2 + H2O + HNO3 =>
C6H5NH2 + 9 O2 = 6 CO2 + 3 H2O + HNO3
KI + C6H10O5 + NaClO = KNaOCl + IC6H10O5 =>
KI + C6H10O5 + NaClO = KNaOCl + IC6H10O5
H2SO4 + NaI = H2O + NaSO3 + I =>
H2SO4 + NaI = H2O + NaSO3 + I
KFe3AlSi3O10(OH)2 + (Mg3Al2Si3O12) = KMg3AlSi3O10(OH)2 + (Fe3Al2Si3O12) =>
KFe3AlSi3O10(OH)2 + (Mg3Al2Si3O12) = KMg3AlSi3O10(OH)2 + (Fe3Al2Si3O12)
C7H8O + H2SO4 = C7H7 + H2O + HSO4 =>
C7H8O + H2SO4 = C7H7 + H2O + HSO4
Al(s) + S = Al1S3 =>
Al(s) + 3 S = Al1S3
Mn(OH)2 + Fe2O3 = Mn2O3 + Fe(OH)2 =>
2 Mn(OH)2 + Fe2O3 = Mn2O3 + 2 Fe(OH)2
Sb4O6 + OH{-} = SbO2{-} + H2O =>
Sb4O6 + 4 OH{-} = 4 SbO2{-} + 2 H2O
CdCl2 + OH + KClO4 = CdO + HClO3 + K2O =>
3 CdCl2 + 16 OH + 10 KClO4 = 3 CdO + 16 HClO3 + 5 K2O
NH4Cl + Ag{+} = NH4{+} + AgCl =>
NH4Cl + Ag{+} = NH4{+} + AgCl
Cl + Al(OH)3 = AlCl3 + OH =>
3 Cl + Al(OH)3 = AlCl3 + 3 OH
Na2SnO3 + Al + OH = Sn + H2 + NaAlO2 =>
2 Na2SnO3 + 4 Al + 2 OH = 2 Sn + H2 + 4 NaAlO2
CH4 + O2 = CO2 + *H2O =>
CH4 + 2 O2 = CO2 + 2*H2O
Cr + H{+} = Cr{+3} + H2 =>
2 Cr + 6 H{+} = 2 Cr{+3} + 3 H2
Fe + O2 = Fe2O =>
4 Fe + O2 = 2 Fe2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Mn2O7 + CO = Mn + CO2 =>
Mn2O7 + 7 CO = 2 Mn + 7 CO2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Al + Ag2CO3 = Al2(CO3)3 + Ag =>
2 Al + 3 Ag2CO3 = Al2(CO3)3 + 6 Ag
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
C2H4O = C2H4 + O2 =>
2 C2H4O = 2 C2H4 + O2
NaI + O = NaIO =>
NaI + O = NaIO
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
K2S + HNO3N = K2SO4 + NO + H2O =>
K2S + 8 HNO3N = K2SO4 + 16 NO + 4 H2O
O + Ne = ONe =>
O + Ne = ONe
Na3PO4 + Ba(NO3)2 = Na3NO3 + Ba(PO4)2 =>
2 Na3PO4 + Ba(NO3)2 = 2 Na3NO3 + Ba(PO4)2
AgCl9 = Ag + Cl2 =>
2 AgCl9 = 2 Ag + 9 Cl2
Fe + HCl = FeHCl2 + H2 =>
2 Fe + 4 HCl = 2 FeHCl2 + H2
Pb(MnO4)2 + Ag2SO4 = PbSO4 + Ag2(MnO4)2 =>
Pb(MnO4)2 + Ag2SO4 = PbSO4 + Ag2(MnO4)2
Co + CO2 + O2 = CoCO3 =>
2 Co + 2 CO2 + O2 = 2 CoCO3
Cr2O7{-3} + H{+} + H2O2 = CrO5 + H2O =>
2 Cr2O7{-3} + 6 H{+} + 9 H2O2 = 4 CrO5 + 12 H2O
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Équations équilibrées sur12/11/24
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