| Équations équilibrées la veille | Équations équilibrées le lendemain |
13 O2 + 12 LiOH*H2O + 4 Mn3O4 = 12 LiMnO4 + 18 H2O
KMnO4 + KI2 = MnO2 + I2 + K2O =>
KMnO4 + 3 KI2 = MnO2 + 3 I2 + 2 K2O
CH3OH + K2Cr2O7 = HCOOH + KCrO + H2O =>
5 CH3OH + 2 K2Cr2O7 = 5 HCOOH + 4 KCrO + 5 H2O
Sn(s) + HNO3(aq) = Sn(NO3)2(aq) + NO2 + H2O =>
Sn(s) + 4 HNO3(aq) = Sn(NO3)2(aq) + 2 NO2 + 2 H2O
Pb + PbO2 + H2SO4 = PbSO4 + H2O =>
Pb + PbO2 + 2 H2SO4 = 2 PbSO4 + 2 H2O
Pb + H3N = Pb3N4 + H2 =>
3 Pb + 4 H3N = Pb3N4 + 6 H2
NaHSO4(aq) + HCl(aq) = NaCl(s) + H2SO4(aq) =>
NaHSO4(aq) + HCl(aq) = NaCl(s) + H2SO4(aq)
Zn + NO3 + H = Zn(OH)2 + NH3 =>
3 Zn + 2 NO3 + 12 H = 3 Zn(OH)2 + 2 NH3
Na2(CO3) + Co(NO3)2 = Na(NO3) + Co(CO3) =>
Na2(CO3) + Co(NO3)2 = 2 Na(NO3) + Co(CO3)
Zn + HNO3 = Zn(NO3)2 + NH3(NH4NO3) + H2O =>
8 Zn + 19 HNO3 = 8 Zn(NO3)2 + NH3(NH4NO3) + 6 H2O
FeSO4 + Cl + KOH = K2FeO4 + KCl + K2SO4 + H2O =>
FeSO4 + 4 Cl + 8 KOH = K2FeO4 + 4 KCl + K2SO4 + 4 H2O
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
HS2 + O2 = SO2 + H2O =>
4 HS2 + 9 O2 = 8 SO2 + 2 H2O
HCH2OH + O2 = CO2 + H2O =>
2 HCH2OH + 3 O2 = 2 CO2 + 4 H2O
C2H5N + HNO3 = CO2 + H2O + N2 =>
5 C2H5N + 13 HNO3 = 10 CO2 + 19 H2O + 9 N2
Na{+} + HCO3{-} = NaHCO3 =>
Na{+} + HCO3{-} = NaHCO3
Na2S + Ag = Na2SAg =>
Na2S + Ag = Na2SAg
(As2)(S3) + (O2) = (SO2) + (As4)(O6) =>
2(As2)(S3) + 9(O2) = 6(SO2) + (As4)(O6)
Br2 + SO4 = SO3 + BrO3 =>
Br2 + 6 SO4 = 6 SO3 + 2 BrO3
AgNO3 + [Co(NH3)5Cl]Cl2 = AgCl + [Co(NH3)5NO3]Cl2 =>
AgNO3 + [Co(NH3)5Cl]Cl2 = AgCl + [Co(NH3)5NO3]Cl2
SbOS{-} + H2S + H{+} = Sb2S3 + H2O =>
2 SbOS{-} + H2S + 2 H{+} = Sb2S3 + 2 H2O
K2Cr2O7 + C2H5OH + H2SO4 = KCrSO4 + CH3CHO + H2O =>
K2Cr2O7 + 5 C2H5OH + 2 H2SO4 = 2 KCrSO4 + 5 CH3CHO + 7 H2O
C3H7BrBr2 = C3H6Br2HBr =>
C3H7BrBr2 = C3H6Br2HBr
OH + Fe(SCN)3 = Fe(OH)3 + SCN =>
3 OH + Fe(SCN)3 = Fe(OH)3 + 3 SCN
AgNO3 + NH4OH = AgOH + NH4NO3 =>
AgNO3 + NH4OH = AgOH + NH4NO3
C4H8 + O2 = C0 + H2O =>
C4H8 + 2 O2 = 4 C0 + 4 H2O
MgCl2 + NH4Cl + Na2HPO4 = NH4MgPO4 + NH4H2PO4 + NaCl =>
MgCl2 + 2 NH4Cl + 2 Na2HPO4 = NH4MgPO4 + NH4H2PO4 + 4 NaCl
RbHCO3 + H2SO4 = Rb2SO4 + CO2 + H2O =>
2 RbHCO3 + H2SO4 = Rb2SO4 + 2 CO2 + 2 H2O
CaNa2 + OH = CaH2 + Na2O2 =>
CaNa2 + 2 OH = CaH2 + Na2O2
C7H8O + CH3CH2CH2I + NaOH = C10H12O + NaI + H2O =>
15 C7H8O + 5 CH3CH2CH2I + 5 NaOH = 12 C10H12O + 5 NaI + 8 H2O
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + O2 =>
2 K2Cr2O7 + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 8 H2O + 3 O2
AgNO3 + Al2(SO4)3 = Ag(SO4)3 + Al2(NO3) =>
AgNO3 + Al2(SO4)3 = Ag(SO4)3 + Al2(NO3)
FeCl{3} + NHOH{4} = FeOH{3} + NHCl{4} =>
FeCl{3} + NHOH{4} = FeOH{3} + NHCl{4}
K3[Fe(SCN)6] + KF = K3[FeF6] + KSCN =>
K3[Fe(SCN)6] + 6 KF = K3[FeF6] + 6 KSCN
C2H6O + Br2 = C2H4Br2 + H2O =>
C2H6O + Br2 = C2H4Br2 + H2O
C + O3 = C3O4 =>
9 C + 4 O3 = 3 C3O4
Ca4O + Mg6 = Ca2Mg + MgO =>
2 Ca4O + Mg6 = 4 Ca2Mg + 2 MgO
MnO4{-} + Mn{+} = MnO2 =>
MnO4{-} + Mn{+} = 2 MnO2
H2SO4(aq) + NH3(aq) = (NH4)2 + SO4 =>
H2SO4(aq) + 2 NH3(aq) = (NH4)2 + SO4
Pb(SO4)2 + CaI2 = PbI4 + CaSO4 =>
Pb(SO4)2 + 2 CaI2 = PbI4 + 2 CaSO4
BeO + C2 = BeC2 + OC2 =>
BeO + 2 C2 = BeC2 + OC2
CaCl2 + KBr + H2O = KCl + CaBr + HCl + OH =>
CaCl2 + KBr + H2O = KCl + CaBr + HCl + OH
H2SO4 + Nh4OH = Nh4SO4 + H2OH =>
H2SO4 + Nh4OH = Nh4SO4 + H2OH
XCa(OH)2 + NH4Cl = XCaCl2 + NH3 + H2O =>
XCa(OH)2 + 2 NH4Cl = XCaCl2 + 2 NH3 + 2 H2O
SrSO4 + KMnO4 = Sr(MnO4)2 + K2SO4 =>
SrSO4 + 2 KMnO4 = Sr(MnO4)2 + K2SO4
C2H6 + HBr = C2H7Br =>
C2H6 + HBr = C2H7Br
K2SO4 + SnS2 = Sn(SO4)2 + K2S =>
2 K2SO4 + SnS2 = Sn(SO4)2 + 2 K2S
FeCl{3} + NHOH{4} = FeOH{3} + NHCl{4} =>
FeCl{3} + NHOH{4} = FeOH{3} + NHCl{4}
CH2O + KMnO4 = K2CO3 + KHCO3 + MnO2 + H2O =>
3 CH2O + 4 KMnO4 = K2CO3 + 2 KHCO3 + 4 MnO2 + 2 H2O
HBr + K2Cr2O7 = CrBr3 + KBr3 + Br2 + H2O =>
14 HBr + K2Cr2O7 = 2 CrBr3 + 2 KBr3 + Br2 + 7 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/24
Équations équilibrées sur01/18/24
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