| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
NaH2CrO3 + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
2 NaH2CrO3 + 3 Br2 + 8 NaOH = 2 Na2CrO4 + 6 NaBr + 6 H2O
N2H4 + (mol)N2O4 = N2 + H2O =>
2 N2H4 + (mol)N2O4 = 3 N2 + 4 H2O
CaCl2 + (NH4)2C2O4 = CaC2O4 + Cl2(NH4)2 =>
CaCl2 + (NH4)2C2O4 = CaC2O4 + Cl2(NH4)2
KMnO4 + KBr + HCl = Br2 + MnCl2 + KCl + H2O =>
2 KMnO4 + 10 KBr + 16 HCl = 5 Br2 + 2 MnCl2 + 12 KCl + 8 H2O
CaCO3(s) + HCl(aq) = CaCl2 + CO2(g) + H2O(l) =>
CaCO3(s) + 2 HCl(aq) = CaCl2 + CO2(g) + H2O(l)
AuCl4{-} + AsH3 + H2O = H3AsO3 + Au + Cl{-} + H{+} =>
2 AuCl4{-} + AsH3 + 3 H2O = H3AsO3 + 2 Au + 8 Cl{-} + 6 H{+}
SO3 + HOH = HS + O2 =>
4 SO3 + 2 HOH = 4 HS + 7 O2
CU + SO2(g) = CUO(s) + S(r) =>
2 CU + SO2(g) = 2 CUO(s) + S(r)
Fe(OH)3 + Fe2S3 = Fe + S(OH)2 =>
2 Fe(OH)3 + Fe2S3 = 4 Fe + 3 S(OH)2
NH2 + NO = N2H2O =>
NH2 + NO = N2H2O
HC2H3O2 + NaHCO3 = H2CO3 + NaC2H3O2 =>
HC2H3O2 + NaHCO3 = H2CO3 + NaC2H3O2
NaNO3 + FeSO5 + H2SO4 = NO + Na2SO4 + Fe(SO4)3 + H2O =>
2 NaNO3 + 3 FeSO5 + 7 H2SO4 = 2 NO + Na2SO4 + 3 Fe(SO4)3 + 7 H2O
CuSO4 + NaOH + HCHO = Cu + Na2SO4 + H2O + CO2 =>
2 CuSO4 + 4 NaOH + HCHO = 2 Cu + 2 Na2SO4 + 3 H2O + CO2
CrF3 + NaF + NiF3 + H2O = Na2Cr2O7 + NiF + HF =>
2 CrF3 + 2 NaF + 3 NiF3 + 7 H2O = Na2Cr2O7 + 3 NiF + 14 HF
HCl(l) + CaCO3(s) = CaCl2(aq) + CO2(g) + H2O(l) =>
2 HCl(l) + CaCO3(s) = CaCl2(aq) + CO2(g) + H2O(l)
HCOOH + Ba(OH)2 = HCOO{-} + Ba{2+} + H2O =>
2 HCOOH + Ba(OH)2 = 2 HCOO{-} + Ba{2+} + 2 H2O
Mn + HCl = MnCl + H =>
Mn + HCl = MnCl + H
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
NH3(aq) = NH3(g) =>
NH3(aq) = NH3(g)
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
Hg(NO3)2 + FeSO4 = Fe(NO3)3 + Fe2(SO4)3 + Hg =>
3 Hg(NO3)2 + 6 FeSO4 = 2 Fe(NO3)3 + 2 Fe2(SO4)3 + 3 Hg
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
FeCl2 + KNO3 + HCl = FeCl3 + NO + H2O + KCl =>
3 FeCl2 + KNO3 + 4 HCl = 3 FeCl3 + NO + 2 H2O + KCl
Pb(OH)2 + HCl = HOH + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 HOH + PbCl2
CH5F + O2 = CO2 + H2O + F2 =>
4 CH5F + 9 O2 = 4 CO2 + 10 H2O + 2 F2
Cu4O2 + HCl = CuCl + H2O =>
Cu4O2 + 4 HCl = 4 CuCl + 2 H2O
CeNO3 + NaOH = NaNO3CeOH =>
CeNO3 + NaOH = NaNO3CeOH
HNO3(ac) + Ag = AgNO3 + H2(g) =>
2 HNO3(ac) + 2 Ag = 2 AgNO3 + H2(g)
Na3PO4 + NH4OH = NaOH + (NH4)3PO4 =>
Na3PO4 + 3 NH4OH = 3 NaOH + (NH4)3PO4
Cu(NO3)2 + Al(Cl)3 = Al(NO3)3 + CuCl2 =>
3 Cu(NO3)2 + 2 Al(Cl)3 = 2 Al(NO3)3 + 3 CuCl2
CH5F + O2 = CO2 + H2O + F2 =>
4 CH5F + 9 O2 = 4 CO2 + 10 H2O + 2 F2
SiO2 + Na2CO3 = Na2SiO3CO2 =>
SiO2 + Na2CO3 = Na2SiO3CO2
Na2CO3 + Br2 = Na2 + BrCO3 =>
2 Na2CO3 + Br2 = 2 Na2 + 2 BrCO3
H4C6H4O6 + NaOH = H2O + Na4C6H4O6 =>
H4C6H4O6 + 4 NaOH = 4 H2O + Na4C6H4O6
Fe(Br)2 + AgNO3 = AgBr + Fe(NO3)2 =>
Fe(Br)2 + 2 AgNO3 = 2 AgBr + Fe(NO3)2
AgNO3 + Sb2(Cr2O7)5 = Ag(Cr2O7)5 + Sb2NO3 =>
AgNO3 + Sb2(Cr2O7)5 = Ag(Cr2O7)5 + Sb2NO3
C3H8O + KBr = C3H7Br + KOH =>
C3H8O + KBr = C3H7Br + KOH
V2Se3 + Rb2SeO4 + RbOH = H2O + RbSe + V2O5 =>
V2Se3 + Rb2SeO4 + 2 RbOH = H2O + 4 RbSe + V2O5
C2H6 + KMnO4 + H2SO4 = CO2 + H2O + K2SO4 + MnSO4 =>
5 C2H6 + 14 KMnO4 + 21 H2SO4 = 10 CO2 + 36 H2O + 7 K2SO4 + 14 MnSO4
NiSO4 + NH3 = [Ni(NH3)]SO4 =>
NiSO4 + NH3 = [Ni(NH3)]SO4
C4H8 + Br2 = C4Br2 + H =>
C4H8 + Br2 = C4Br2 + 8 H
Sn + H2O2 + H2SO4 = SnSO4 + H2O =>
Sn + H2O2 + H2SO4 = SnSO4 + 2 H2O
C3H4O + H2 = C3H5OH =>
C3H4O + H2 = C3H5OH
Zn + KNO2 + KOH + H2O = K2[Zn(OH)3] + NH3 =>
6 Zn + KNO2 + 11 KOH + 5 H2O = 6 K2[Zn(OH)3] + NH3
Cl2 + C2H5OH + OH{-} = Cl{-} + CO2 + H2O =>
6 Cl2 + C2H5OH + 12 OH{-} = 12 Cl{-} + 2 CO2 + 9 H2O
KClO3 = KCl + KClO5 =>
5 KClO3 = 2 KCl + 3 KClO5
S8 + O2SO = SO2 =>
S8 + 16 O2SO = 24 SO2
C2H6O2 = C2H2O2 + H2 =>
C2H6O2 = C2H2O2 + 2 H2
LiI + AgNO3 = LiNO3 + AgI =>
LiI + AgNO3 = LiNO3 + AgI
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/24/24
Équations équilibrées sur01/23/24
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