| Équations équilibrées la veille |
8 Co(NO3)2 + 22 NH3 + 8(NH4)2CO3 = 8[Co(NH3)4CO3]NO3 + 7 NH4NO3 + 3 H2O
K1 + O2 = K1O2 =>
K1 + O2 = K1O2
H2S + Cu(OH)2 = CuS + H2O =>
H2S + Cu(OH)2 = CuS + 2 H2O
C2H5OH + Cr2O7{2-} + H{+} = CH3CO2H + Cr{3+} + H2O =>
3 C2H5OH + 2 Cr2O7{2-} + 16 H{+} = 3 CH3CO2H + 4 Cr{3+} + 11 H2O
AlBr3 + KOH = BrOH + AlK3 =>
AlBr3 + 3 KOH = 3 BrOH + AlK3
Cu + HgCl2 = CuCl + Hg =>
2 Cu + HgCl2 = 2 CuCl + Hg
C10H14 = C10H10 + C10H18 =>
2 C10H14 = C10H10 + C10H18
Fe(NO3)2 + H2O = Fe(OH)NO3 + HNO3 =>
Fe(NO3)2 + H2O = Fe(OH)NO3 + HNO3
K1 + O2 = K2O1 =>
4 K1 + O2 = 2 K2O1
N{2} + H{2} = N + H{3} =>
N{2} + 2 H{2} = N + 2 H{3}
C10H14 = C10H10 + C10H18 =>
2 C10H14 = C10H10 + C10H18
H{+} + Cr2O7{2-} + C2H5OH = Cr3{+} + C2H4O + H2O =>
8 H{+} + 3 Cr2O7{2-} + 17 C2H5OH = 2 Cr3{+} + 17 C2H4O + 21 H2O
C10H14 = C10H10 + C10H18 =>
2 C10H14 = C10H10 + C10H18
Fe(NO3)2 + H2O = Fe + O2 + HNO3 =>
2 Fe(NO3)2 + 2 H2O = 2 Fe + O2 + 4 HNO3
C10H14 = C10H10 + C10H18 =>
2 C10H14 = C10H10 + C10H18
H2O2 + HCl + CoS = CoCl2 + H2O + H2SO4 =>
4 H2O2 + 2 HCl + CoS = CoCl2 + 4 H2O + H2SO4
K1 + O2 = K2O =>
4 K1 + O2 = 2 K2O
H{+} + Cr2O7{2-} + C2H5OH = Cr{3+} + CO2 + H2O =>
16 H{+} + 2 Cr2O7{2-} + C2H5OH = 4 Cr{3+} + 2 CO2 + 11 H2O
HClO2 = HClO + HClO3 =>
2 HClO2 = HClO + HClO3
Fe(NO3)2 + H2O = Fe(OH)2 + HNO3 =>
Fe(NO3)2 + 2 H2O = Fe(OH)2 + 2 HNO3
Hg(NO3)2 + C2H6O = Hg(CNO)2 + H2O + O2 =>
Hg(NO3)2 + C2H6O = Hg(CNO)2 + 3 H2O + O2
C2H5OH + H{+} + Cr2O7{2-} = CH3CHO + H2O + Cr{3+} =>
3 C2H5OH + 8 H{+} + Cr2O7{2-} = 3 CH3CHO + 7 H2O + 2 Cr{3+}
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Al2O3 + SO2 = Al2(SO3)3 =>
Al2O3 + 3 SO2 = Al2(SO3)3
Fe(NO3)2 + H2O = FeOHNO3 + HNO3 =>
Fe(NO3)2 + H2O = FeOHNO3 + HNO3
HClO2 = HCl + O2 =>
HClO2 = HCl + O2
FeSO4 + KOH = Fe(OH)2 + K2SO4 =>
FeSO4 + 2 KOH = Fe(OH)2 + K2SO4
Cu + P = Cu3P =>
3 Cu + P = Cu3P
CrCl3 + KOH = K3[Cr(OH)6] + KCl =>
CrCl3 + 6 KOH = K3[Cr(OH)6] + 3 KCl
H10C6O2 + O2 = CO2 + H2O =>
2 H10C6O2 + 15 O2 = 12 CO2 + 10 H2O
Al2O3 + SO2 = Al + SO3 =>
Al2O3 + 3 SO2 = 2 Al + 3 SO3
HClO2 = ClO2 + Cl2 + H2O =>
8 HClO2 = 6 ClO2 + Cl2 + 4 H2O
CH3CH(CN)CH3 + HCl + H2O = CH3CH(COOH)CH3 + NH4Cl =>
CH3CH(CN)CH3 + HCl + 2 H2O = CH3CH(COOH)CH3 + NH4Cl
*H2SO4 + Fe = Fe2(SO4)3 + SO2 + H2O =>
6*H2SO4 + 2 Fe = Fe2(SO4)3 + 3 SO2 + 6 H2O
Cu + P = Cu3P2 =>
3 Cu + 2 P = Cu3P2
Hg(C2H3O2)2 + HCl = HgCl + H(C2H3O2)2 =>
Hg(C2H3O2)2 + HCl = HgCl + H(C2H3O2)2
Al + K2CrO4 + KOH + H2O = K[Al(OH)4] + K3[Cr(OH)6] =>
Al + K2CrO4 + 2 KOH + 4 H2O = K[Al(OH)4] + K3[Cr(OH)6]
FeCl3 + MgO = Fe2O3 + MgCl2 =>
2 FeCl3 + 3 MgO = Fe2O3 + 3 MgCl2
HClO2 = H + ClO2 =>
HClO2 = H + ClO2
Cu + S = Cu(i)S =>
Cu + S = Cu(i)S
NaCH3OO + HCl = CH3OOH + NaCl =>
NaCH3OO + HCl = CH3OOH + NaCl
Cu + Cr2O7 = CuO + Cr =>
7 Cu + Cr2O7 = 7 CuO + 2 Cr
C8H6S + O2 = CO2 + H2O + SO2 =>
2 C8H6S + 21 O2 = 16 CO2 + 6 H2O + 2 SO2
HClO2 = H2 + Cl2 + O2 =>
2 HClO2 = H2 + Cl2 + 2 O2
Cu(OH)2 + NH3*H2O = Cu(NH3)4 + OH + H2O =>
Cu(OH)2 + 4 NH3*H2O = Cu(NH3)4 + 2 OH + 4 H2O
Fe + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 Fe + 6 H2SO4 = Fe2(SO4)3 + 3 SO2 + 6 H2O
Fe3Cl + NH4OH = Fe3OH + NH4Cl =>
Fe3Cl + NH4OH = Fe3OH + NH4Cl
KNO3(ac) + LiCl(ac) = KCl + LiNO3 =>
KNO3(ac) + LiCl(ac) = KCl + LiNO3
Cu(OH)2 + NH3*H2O = (NH4)2[Cu(OH)4] =>
Cu(OH)2 + 2 NH3*H2O = (NH4)2[Cu(OH)4]
Pb(C2H3O2)2(aq) + NaOH = Pb(OH)2(s) + NaC2H3O2(aq) =>
Pb(C2H3O2)2(aq) + 2 NaOH = Pb(OH)2(s) + 2 NaC2H3O2(aq)
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Équations équilibrées sur10/30/24
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