| Équations équilibrées la veille |
2 Al + 3 CuO = Al2O3 + 3 Cu
CdS + HNO3 = Cd(NO3)2 + H2O + NO + S8 =>
24 CdS + 64 HNO3 = 24 Cd(NO3)2 + 32 H2O + 16 NO + 3 S8
Na2O + S = Na2S + SO2 =>
2 Na2O + 3 S = 2 Na2S + SO2
NCl3 + H2O + NaClO + NaNO3 = NaCl + HNO3 =>
NCl3 + 2 H2O + NaClO + 3 NaNO3 = 4 NaCl + 4 HNO3
*C2H2 + O2 = CO2 + H2O =>
2*C2H2 + 5 O2 = 4 CO2 + 2 H2O
Cr + HPb = H2 + Cr2Pb =>
4 Cr + 2 HPb = H2 + 2 Cr2Pb
CrO7{2-} + CH3CH2OH + H{+} = Cr{3+} + CH3COOH + H2O =>
4 CrO7{2-} + 9 CH3CH2OH + 20 H{+} = 4 Cr{3+} + 9 CH3COOH + 19 H2O
Zn + AgNO = Zn(NO) + Ag =>
Zn + AgNO = Zn(NO) + Ag
H2C6H8O4 + NaOH = Na + C6H8O4 + H2O =>
H2C6H8O4 + 2 NaOH = 2 Na + C6H8O4 + 2 H2O
HCl + Cu + Pb = PbCl2 + CuH2 =>
2 HCl + Cu + Pb = PbCl2 + CuH2
Cl2 + CH4 + O2 = CO2 + HCl =>
2 Cl2 + CH4 + O2 = CO2 + 4 HCl
CO2 + H2 = CH4 + H2O =>
CO2 + 4 H2 = CH4 + 2 H2O
CuCl2 + Al2O3 = AlCl3 + Cu + O2 =>
6 CuCl2 + 2 Al2O3 = 4 AlCl3 + 6 Cu + 3 O2
HClO4 + KOH = HOHKClO4 =>
HClO4 + KOH = HOHKClO4
AlCl3(s) + O2(g) = Al2O3(s) + ClO(g) =>
4 AlCl3(s) + 9 O2(g) = 2 Al2O3(s) + 12 ClO(g)
SO2(g) + Ca(OH)2(aq) = CaSO3(s) + H2O(l) =>
SO2(g) + Ca(OH)2(aq) = CaSO3(s) + H2O(l)
CdS + HNO3 = Cd(NO3)2 + H2O + NO + S8 =>
24 CdS + 64 HNO3 = 24 Cd(NO3)2 + 32 H2O + 16 NO + 3 S8
Zr(OH)4 + NH3BH3 = ZrB2 + NH3 + H2O + H2 =>
Zr(OH)4 + 2 NH3BH3 = ZrB2 + 2 NH3 + 4 H2O + H2
NO + CuO = Cu2N3 + O2 =>
6 NO + 4 CuO = 2 Cu2N3 + 5 O2
CS2 + O2 = CO + SO =>
2 CS2 + 3 O2 = 2 CO + 4 SO
CH3CH2CH2COOH + Ba(OH)2 = Ba(CH3CH2CH2COO)2 + H2O =>
2 CH3CH2CH2COOH + Ba(OH)2 = Ba(CH3CH2CH2COO)2 + 2 H2O
HNO3 + C5H6O2 = CO2 + H2O + N2 =>
22 HNO3 + 5 C5H6O2 = 25 CO2 + 26 H2O + 11 N2
Al(OH) + HSO4 = AlSO4 + H2O =>
Al(OH) + HSO4 = AlSO4 + H2O
Na2CrO4 + KCl = NaCl + K2CrO4 =>
Na2CrO4 + 2 KCl = 2 NaCl + K2CrO4
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
AgNO3 + C2H5NO2 = Ag + N2 + H2O + CO2 =>
6 AgNO3 + 4 C2H5NO2 = 6 Ag + 5 N2 + 10 H2O + 8 CO2
SiI4 + Mg = Si + MgI2 =>
SiI4 + 2 Mg = Si + 2 MgI2
Sn + (CuNO3)2 = Sn(NO3)2 + Cu =>
Sn + (CuNO3)2 = Sn(NO3)2 + 2 Cu
AX + BY = AY + BX* =>
AX + BY = AY + BX*
BeI2 = Be + I =>
BeI2 = Be + 2 I
Hg2(NO2)2 + FeF3 = Hg2F2 + Fe(NO2)3 =>
3 Hg2(NO2)2 + 2 FeF3 = 3 Hg2F2 + 2 Fe(NO2)3
C6H6O + C2H3ClO2 + NaOH = C8H8O3 + H2O + NaCl =>
C6H6O + C2H3ClO2 + NaOH = C8H8O3 + H2O + NaCl
K + CuCO3 = K2CO3 + Cu =>
2 K + CuCO3 = K2CO3 + Cu
Cl2 + KBr = Br + KCl =>
Cl2 + 2 KBr = 2 Br + 2 KCl
NO3 + Cu + H2SO4 = CuSO4 + NO + H2O =>
NO3 + 2 Cu + 2 H2SO4 = 2 CuSO4 + NO + 2 H2O
CuSO4(aq) + Ba(OH)2(aq) = Cu(OH)2 + BaSO4 =>
CuSO4(aq) + Ba(OH)2(aq) = Cu(OH)2 + BaSO4
CrCl2 + KOH = Cr(OH)2 + KCl =>
CrCl2 + 2 KOH = Cr(OH)2 + 2 KCl
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
Zn + CuS04 = Cu + ZnS04 =>
Zn + CuS04 = Cu + ZnS04
KIO3 + HCl = KI + Cl2 + H2O =>
KIO3 + 6 HCl = KI + 3 Cl2 + 3 H2O
C6H12 + H2SO4 = C6H13OSO2OH =>
C6H12 + H2SO4 = C6H13OSO2OH
C2H5NO2 + C2H6O4S + NaOH = C3H7NO2 + CH3NaO4S + H2O =>
C2H5NO2 + C2H6O4S + NaOH = C3H7NO2 + CH3NaO4S + H2O
Pb(NO3)2 + HCl = PbHCl + HCl(NO3)2 =>
Pb(NO3)2 + 2 HCl = PbHCl + HCl(NO3)2
Cu(SO)4 + HCl = CuCl2 + H2(SO)4 =>
Cu(SO)4 + 2 HCl = CuCl2 + H2(SO)4
Pb(NO3)2 + Na2CO2 = PbCO2 + NaNO3 =>
Pb(NO3)2 + Na2CO2 = PbCO2 + 2 NaNO3
Pb(NO3)2(aq) + Na2SO4(aq) = PbSO4(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + Na2SO4(aq) = PbSO4(s) + 2 NaNO3(aq)
Li(OH) + HSO4 = LiSO4 + H2O =>
Li(OH) + HSO4 = LiSO4 + H2O
C8H14 + O2 = CO2 + H2O =>
2 C8H14 + 23 O2 = 16 CO2 + 14 H2O
C2H4O2(aq) + NaOH(aq) = NaC3H3O2 + H2O =>
3 C2H4O2(aq) + 2 NaOH(aq) = 2 NaC3H3O2 + 4 H2O
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| Équations équilibrées la veille |
Équations équilibrées sur10/15/24
Équations équilibrées sur11/14/23
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