| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Pb(NO3)2 + 2 AlCl3 = 3 PbCl2 + 2 Al(NO3)3
KClO = KCl + KClO3 =>
3 KClO = 2 KCl + KClO3
NO2 + H2O + O2 = HNO3 =>
4 NO2 + 2 H2O + O2 = 4 HNO3
K3[Fe(CNS)6] + KI = KI3 + K4[Fe(CNS)6] =>
2 K3[Fe(CNS)6] + 3 KI = KI3 + 2 K4[Fe(CNS)6]
SO2 + Ag{+} + H2O = SO4{2-} + Ag + H{+} =>
SO2 + 2 Ag{+} + 2 H2O = SO4{2-} + 2 Ag + 4 H{+}
NaNo3 + Ag = AgNo3 + Na =>
NaNo3 + Ag = AgNo3 + Na
K3[Fe(CNS)6] + KI = KI3 + K4[Fe(CNS)6] =>
2 K3[Fe(CNS)6] + 3 KI = KI3 + 2 K4[Fe(CNS)6]
K2Cr2O7 + HCl + Zn = ZnCl2 + H2Cr2O7 + K2 =>
K2Cr2O7 + 2 HCl + Zn = ZnCl2 + H2Cr2O7 + K2
Na2Br2O3 + NH3Co2NH3 = Na2Br2 + Co + H2O + N3 =>
3 Na2Br2O3 + 3 NH3Co2NH3 = 3 Na2Br2 + 6 Co + 9 H2O + 2 N3
K3[Fe(CNS)6] + KI = KI3 + K4[Fe(CNS)6] =>
2 K3[Fe(CNS)6] + 3 KI = KI3 + 2 K4[Fe(CNS)6]
H2O + COCl2 = HCl + CO2 =>
H2O + COCl2 = 2 HCl + CO2
AgNO3 + Cl = Ag + ClNO3 =>
AgNO3 + Cl = Ag + ClNO3
Fe{2+} + KMnO4 = Fe{3+} + Mn{2+} + O{2-} + K{+} =>
5 Fe{2+} + KMnO4 = 5 Fe{3+} + Mn{2+} + 4 O{2-} + K{+}
Cu + Ni(NO3)2 = Ni + Cu(NO3) =>
2 Cu + Ni(NO3)2 = Ni + 2 Cu(NO3)
PbCrO4 + OH = PbOH + CrO4 =>
PbCrO4 + OH = PbOH + CrO4
HNO3 + HF = N2O + F + H2O =>
2 HNO3 + 8 HF = N2O + 8 F + 5 H2O
HO4P + Ca(OH) = Ca(PO4) + H2O =>
HO4P + Ca(OH) = Ca(PO4) + H2O
NaBr + H3Po4 = Na3Po4 + HBr =>
3 NaBr + H3Po4 = Na3Po4 + 3 HBr
Zn2 + PbNO2 = ZnNO2 + Pb =>
Zn2 + 2 PbNO2 = 2 ZnNO2 + 2 Pb
Hg3(PO4)2 + Al = Hg + Al(PO4)2 =>
Hg3(PO4)2 + Al = 3 Hg + Al(PO4)2
H3PO4 + Li2CO3 = H2O + CO2 + Li3PO4 =>
2 H3PO4 + 3 Li2CO3 = 3 H2O + 3 CO2 + 2 Li3PO4
AgNO3 + Cl = Ag + ClNO3 =>
AgNO3 + Cl = Ag + ClNO3
H2O + KO2 = KOH2 + O2 =>
H2O + KO2 = KOH2 + O2
Co(OH)2 + H2Cr2O7 = Co2(Cr2O7)2 + H2O =>
2 Co(OH)2 + 2 H2Cr2O7 = Co2(Cr2O7)2 + 4 H2O
AgNO3 + Cl = Ag + ClNO3 =>
AgNO3 + Cl = Ag + ClNO3
HNO3 + H2S = S8 + NO2 + H2O =>
16 HNO3 + 8 H2S = S8 + 16 NO2 + 16 H2O
H2O2 + Fe3{+} + e = H2O2Fe =>
3 H2O2 + Fe3{+} + e = 3 H2O2Fe
CH3CONH2 + HCl + H2O = CH3COOH + NH4Cl =>
CH3CONH2 + HCl + H2O = CH3COOH + NH4Cl
NaCl(aq) + AgNO3(a) = AgCl(s) + NaNO3(aq) =>
NaCl(aq) + AgNO3(a) = AgCl(s) + NaNO3(aq)
Ca(NO3)2*4H2O + (NH4)2HPO4 + NH4OH + MnCl2*4H2O = Ca8Mn2(PO4)6(OH)2 + NH4NO3 + H2O + NH4Cl =>
8 Ca(NO3)2*4H2O + 6(NH4)2HPO4 + 8 NH4OH + 2 MnCl2*4H2O = Ca8Mn2(PO4)6(OH)2 + 16 NH4NO3 + 46 H2O + 4 NH4Cl
Al + S = Al2S4 =>
2 Al + 4 S = Al2S4
C10H20O2 + Ca(OH)2 + O2 = C16H30CaO4 + H2O =>
8 C10H20O2 + 5 Ca(OH)2 + 2 O2 = 5 C16H30CaO4 + 10 H2O
BeCl2 + NaOH = NaCl2 + Be(OH) =>
BeCl2 + NaOH = NaCl2 + Be(OH)
Pb(OH)2 + HNo3 = Pb(No3)2 + H2O =>
Pb(OH)2 + 2 HNo3 = Pb(No3)2 + 2 H2O
NO3 + Al + H2O = NO2 + Al(OH)3 =>
3 NO3 + 2 Al + 3 H2O = 3 NO2 + 2 Al(OH)3
MnSO4 + CaOCl2 + H2O = CaCl2 + MnO2 + CaSO4 + HClO =>
MnSO4 + 3 CaOCl2 + H2O = 2 CaCl2 + MnO2 + CaSO4 + 2 HClO
CO32{-}(aq) + OH{-}(aq) + Al(s) + H2O = Al(OH)4{-}(aq) + CO2(g) =>
3 CO32{-}(aq) + 56 OH{-}(aq) + 59 Al(s) + 90 H2O = 59 Al(OH)4{-}(aq) + 3 CO2(g)
CH2 + O2 = CO2H2O4 =>
CH2 + 3 O2 = CO2H2O4
H2SO4 + C = H2O + SO2 + CO1 =>
H2SO4 + C = H2O + SO2 + CO1
FeSO4 = Fe2O3 + SO2 + SO3 =>
2 FeSO4 = Fe2O3 + SO2 + SO3
Na2CO3 + CaCl2 = Ca2(CO3)2 + NaCl =>
2 Na2CO3 + 2 CaCl2 = Ca2(CO3)2 + 4 NaCl
CaF2 + CuSO4 = CaSO4 + CuF2 =>
CaF2 + CuSO4 = CaSO4 + CuF2
Br2O3 + H2O = Br2OH + O2 =>
4 Br2O3 + 2 H2O = 4 Br2OH + 5 O2
SO3 + H2O = H2O3 + S =>
2 SO3 + 3 H2O = 3 H2O3 + 2 S
AgNO3 + Cl = Ag + ClNO3 =>
AgNO3 + Cl = Ag + ClNO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
MgCl + NH4NO3 = MgNO3 + NH4Cl =>
MgCl + NH4NO3 = MgNO3 + NH4Cl
KMnO4 + NaOH + NaSO3 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + 4 NaOH + 2 NaSO3 = K2MnO4 + Na2MnO4 + 2 Na2SO4 + 2 H2O
Na2CO3 + NaOH = NaOHNa2CO3 =>
Na2CO3 + NaOH = NaOHNa2CO3
CrCl3 + Pb(NO3)2 = Cr(NO3)3 + PbCl2 =>
2 CrCl3 + 3 Pb(NO3)2 = 2 Cr(NO3)3 + 3 PbCl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/17/24
Équations équilibrées sur08/16/23
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