| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu(No3)3 + 3 KOH = Cu(OH)3 + 3 KNo3
Pb(s) + PbO2(s) + H2SO4(aq) = H2O(l) + PbSO4(s) =>
Pb(s) + PbO2(s) + 2 H2SO4(aq) = 2 H2O(l) + 2 PbSO4(s)
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
KF + Ca(NO3)2 = K(NO3)2 + CaF =>
KF + Ca(NO3)2 = K(NO3)2 + CaF
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
ClH7 = Cl2 + H2 =>
2 ClH7 = Cl2 + 7 H2
CoCl2 + KNO2 + HC2H3O2 = K3[Co(NO2)6] + NO + KCl + KC2H3O2 + H2O =>
CoCl2 + 7 KNO2 + 2 HC2H3O2 = K3[Co(NO2)6] + NO + 2 KCl + 2 KC2H3O2 + H2O
Fe3[Fe(CN)6]2 + NaOH = Fe(OH)3 + Na4[Fe(CN)6] + Fe(OH)2 =>
Fe3[Fe(CN)6]2 + 8 NaOH = 2 Fe(OH)3 + 2 Na4[Fe(CN)6] + Fe(OH)2
FeCl3 + CaCO3 = Fe2O3 + CaCl2 + CO2 =>
2 FeCl3 + 3 CaCO3 = Fe2O3 + 3 CaCl2 + 3 CO2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
K4[Fe(CN)6] + BaCl2 = Ba[Fe(CN)6]2 + K4Cl =>
2 K4[Fe(CN)6] + BaCl2 = Ba[Fe(CN)6]2 + 2 K4Cl
Hg + Au(NO3)3 = Au + Hg(NO3)2 =>
3 Hg + 2 Au(NO3)3 = 2 Au + 3 Hg(NO3)2
Na + F2 = NaF2 =>
Na + F2 = NaF2
C6H12 + Cl2 = C5H10Cl2 =>
5 C6H12 + 6 Cl2 = 6 C5H10Cl2
C8H12N2 + O2 = CO2 + H2O + NO2 =>
C8H12N2 + 13 O2 = 8 CO2 + 6 H2O + 2 NO2
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
H3Po4 + Mg(OH)2 = Mg(H2Po4)2 + H2O =>
2 H3Po4 + Mg(OH)2 = Mg(H2Po4)2 + 2 H2O
Fe(NO3)2 + LiF = LiNO3 + FeF2 =>
Fe(NO3)2 + 2 LiF = 2 LiNO3 + FeF2
CrO4{2-} + Cl{-} + H{+} = Cr{3+} + Cl2 + H2O =>
2 CrO4{2-} + 6 Cl{-} + 16 H{+} = 2 Cr{3+} + 3 Cl2 + 8 H2O
BaCl2 + Na2S = NaCl + BaS =>
BaCl2 + Na2S = 2 NaCl + BaS
ZnCO3 + HCOOH = (HCOO)2Zn + CO2 + H2O =>
ZnCO3 + 2 HCOOH = (HCOO)2Zn + CO2 + H2O
SO3(g) + H2O(l) = H2SO4(aq) =>
SO3(g) + H2O(l) = H2SO4(aq)
RbBr + Al(OH)3 = RbOH + AlBr3 =>
3 RbBr + Al(OH)3 = 3 RbOH + AlBr3
Sn + AlCl3 = Al + SnCl4 =>
3 Sn + 4 AlCl3 = 4 Al + 3 SnCl4
Fe2O3 + H2 = FeH3 + O2 =>
2 Fe2O3 + 6 H2 = 4 FeH3 + 3 O2
Pb(No3)2 + H2SO4 = Pb(SO4) + H(No3) =>
Pb(No3)2 + H2SO4 = Pb(SO4) + 2 H(No3)
Br2 + AgNO3 = BrNO3 + AgBr =>
Br2 + AgNO3 = BrNO3 + AgBr
TiCl4 + Ca(OH)2 = TiO2 + CaCl2 + H2O =>
TiCl4 + 2 Ca(OH)2 = TiO2 + 2 CaCl2 + 2 H2O
H2C2O4 + NaOH = H2O + Na + C2O4 =>
H2C2O4 + 2 NaOH = 2 H2O + 2 Na + C2O4
Mg(ClO4)2 = Mg2 + ClO4 =>
2 Mg(ClO4)2 = Mg2 + 4 ClO4
AgO + HNO3 = AgNO3 + OH =>
AgO + HNO3 = AgNO3 + OH
Ni(NO3)2 + NH3 + H2O = (NH4)2Ni(NH3)6 + NH4NO3 =>
2 Ni(NO3)2 + 22 NH3 + 3 H2O = 2(NH4)2Ni(NH3)6 + 5 NH4NO3
BaO + HCl = BaCl2 + H2O =>
BaO + 2 HCl = BaCl2 + H2O
Cu + CaCl2 = CuCl2 + Ca =>
Cu + CaCl2 = CuCl2 + Ca
C6H14N + O2 = CO2 + H2O + N2 =>
2 C6H14N + 19 O2 = 12 CO2 + 14 H2O + N2
MgH2SO4 = MgSO4H2 =>
MgH2SO4 = MgSO4H2
CaJ2 + H2SO4 = CaSO4 + J2 + H2S + H2O =>
4 CaJ2 + 5 H2SO4 = 4 CaSO4 + 4 J2 + H2S + 4 H2O
AlMg + HCl + NH3 + H2O = Al2O3 + MgCl2 + NH4 =>
2 AlMg + 4 HCl + 10 NH3 + 3 H2O = Al2O3 + 2 MgCl2 + 10 NH4
Hg2(NO3)2 + KCl = HgCl + KNO3 =>
Hg2(NO3)2 + 2 KCl = 2 HgCl + 2 KNO3
In + O2 = In2O3 =>
4 In + 3 O2 = 2 In2O3
NiCl2*6H2O + KNO2 = K4Ni(NO2)6 + KCl + H2O =>
NiCl2*6H2O + 6 KNO2 = K4Ni(NO2)6 + 2 KCl + 6 H2O
Ba(NO3)2 + Mn(NO3)2*4H2O + Zn(NO3)2*6H2O + Fe(NO3)3*6H2O = Ba2ZnMnFe12O22 + H2O + NO2 + O2 =>
2 Ba(NO3)2 + Mn(NO3)2*4H2O + Zn(NO3)2*6H2O + 12 Fe(NO3)3*6H2O = Ba2ZnMnFe12O22 + 82 H2O + 44 NO2 + 11 O2
Hg(OH)2 + HCl = HgCl2 + H2O =>
Hg(OH)2 + 2 HCl = HgCl2 + 2 H2O
N2 + O3 + H2O = HNO2 =>
N2 + O3 + H2O = 2 HNO2
CuSO4*5H2O + NH3 = (Cu(NH3)4)SO4*H2O + H2O =>
CuSO4*5H2O + 4 NH3 = (Cu(NH3)4)SO4*H2O + 4 H2O
AgNO3(aq) + CrBr3(aq) = AgBr(s) + Cr(NO3)3(aq) =>
3 AgNO3(aq) + CrBr3(aq) = 3 AgBr(s) + Cr(NO3)3(aq)
Al + AgNo3 = Al(No3) + Ag =>
Al + AgNo3 = Al(No3) + Ag
NH3 + I2 = N2I6 + H2 =>
2 NH3 + 3 I2 = N2I6 + 3 H2
(H2O)2 + MnO2 = Mn(OH)2 + O2 =>
(H2O)2 + 2 MnO2 = 2 Mn(OH)2 + O2
CH3CHOHCH3 + Cr2O72{-} + H{+} = CH3COCH3 + Cr3{+} + H2O =>
427 CH3CHOHCH3 + 6 Cr2O72{-} + 10 H{+} = 427 CH3COCH3 + 4 Cr3{+} + 432 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/01/24
Équations équilibrées sur10/01/23
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