| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaAlH2 + 4 H2O = NaOH + Al(OH)3 + 3 H2
CrHg + HNO3 = CrO + Hg(NO3)2 + NH3 + H2O =>
2 CrHg + 5 HNO3 = 2 CrO + 2 Hg(NO3)2 + NH3 + H2O
Pb(NO3)2(aq) + K2SO4(aq) = Pb(SO4)(aq) + KNO3(s) =>
Pb(NO3)2(aq) + K2SO4(aq) = Pb(SO4)(aq) + 2 KNO3(s)
C2H8N2 + N2O4 = N + CO2 + H2O =>
C2H8N2 + 2 N2O4 = 6 N + 2 CO2 + 4 H2O
Na2S + O3 = Na2O + SO2 =>
Na2S + O3 = Na2O + SO2
Zn + NO3{-} + H2O = Zn{2+} + NH3 + OH{-} =>
4 Zn + NO3{-} + 6 H2O = 4 Zn{2+} + NH3 + 9 OH{-}
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Co(No3)2 + NaCl = Co(Cl)2 + Na(No3) =>
Co(No3)2 + 2 NaCl = Co(Cl)2 + 2 Na(No3)
Pb(NO3) + KL = K(NO3) + PbL =>
Pb(NO3) + KL = K(NO3) + PbL
H2CO + CuO2H2 = CO2 + Cu2O + H2O =>
H2CO + 4 CuO2H2 = CO2 + 2 Cu2O + 5 H2O
(NH4)2NO3 = NH3 + NO2 + H2O =>
(NH4)2NO3 = 2 NH3 + NO2 + H2O
Cu2SO4 + S2 = Cu2O + SO2 =>
4 Cu2SO4 + S2 = 4 Cu2O + 6 SO2
[NH4]2CO3 + NaOH = Na2CO3 + NH3 + H2O =>
[NH4]2CO3 + 2 NaOH = Na2CO3 + 2 NH3 + 2 H2O
HBr + KMnO4 = Br2 + KBr + H2O + MnBr2 =>
16 HBr + 2 KMnO4 = 5 Br2 + 2 KBr + 8 H2O + 2 MnBr2
Cr2 + H2O = Cr2O3 + H2 =>
Cr2 + 3 H2O = Cr2O3 + 3 H2
FeCO3(s) + HCl = FeCl2(aq) + H2O(l) + CO2 =>
FeCO3(s) + 2 HCl = FeCl2(aq) + H2O(l) + CO2
Fe{+3} + SCN{-} = Fe(SCN)3 =>
Fe{+3} + 3 SCN{-} = Fe(SCN)3
[Ni(NH3)6]Cl2 + NaOH = Ni(OH)2 + NaCl + NH3 =>
[Ni(NH3)6]Cl2 + 2 NaOH = Ni(OH)2 + 2 NaCl + 6 NH3
BaBr2 + AgNO3 = BaNO3 + AgBr2 =>
BaBr2 + AgNO3 = BaNO3 + AgBr2
Zn(CO3)2 + CH3COOH = ZnCH3COOH + CO2 + H2O =>
2 Zn(CO3)2 + 3 CH3COOH = 2 ZnCH3COOH + 6 CO2 + 2 H2O
KI + KMnO4 + H2O = I2 + KOH + MnO2 =>
6 KI + 2 KMnO4 + 4 H2O = 3 I2 + 8 KOH + 2 MnO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
KCl(aq)CaS(aq) = KSCaCl =>
KCl(aq)CaS(aq) = KSCaCl
Cu(NO3)2 + KBr = CuBr + KNO3 + Br =>
Cu(NO3)2 + 2 KBr = CuBr + 2 KNO3 + Br
C6H12O + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + C6H10O4 + H2O =>
3 C6H12O + 4 K2Cr2O7 + 16 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 3 C6H10O4 + 19 H2O
MnO4 + CH2OH + H{+} = Mn{2+} + HCO2H + H2O =>
MnO4 + 2 CH2OH + 2 H{+} = Mn{2+} + 2 HCO2H + 2 H2O
MnO4{-} + H{+} + SO3{-2} = Mn{+2} + SO4{-2} + H2O{-2} =>
4 MnO4{-} + 6 H{+} + 13 SO3{-2} = 4 Mn{+2} + 13 SO4{-2} + 3 H2O{-2}
KMnO4 + Na2SO3 + H2SO4 = K2SO4 + Na2SO4 + MnSO4 + H2O =>
2 KMnO4 + 5 Na2SO3 + 3 H2SO4 = K2SO4 + 5 Na2SO4 + 2 MnSO4 + 3 H2O
AB(aq) + CD(aq) = AD(aq) + CB(s) =>
AB(aq) + CD(aq) = AD(aq) + CB(s)
HPO3 + C = H2 + CO + P4 =>
4 HPO3 + 12 C = 2 H2 + 12 CO + P4
Ca(OH)2 + H2C2O4*H2O = CaC2O4 + H2O =>
Ca(OH)2 + H2C2O4*H2O = CaC2O4 + 3 H2O
Fe(s) + Zn(NO3)2 = Fe(NO3)2 + Zn =>
Fe(s) + Zn(NO3)2 = Fe(NO3)2 + Zn
HCI + NaOH = NaCI + H2O =>
HCI + NaOH = NaCI + H2O
CuI + Na2S2O3 = Na2S4O6 + NaI + Cu =>
2 CuI + 2 Na2S2O3 = Na2S4O6 + 2 NaI + 2 Cu
CH3NH2 + H2O = CH4NH2{+} + OH{-} =>
CH3NH2 + H2O = CH4NH2{+} + OH{-}
AgHO3 + H2O + NO2 = Ag + HNO3 =>
AgHO3 + 2 H2O + 5 NO2 = Ag + 5 HNO3
CsOH + H3(PO)4 = Cs3(PO)4 + H2O =>
3 CsOH + H3(PO)4 = Cs3(PO)4 + 3 H2O
K2CO3*H2O + CO2 = KHCO3 =>
K2CO3*H2O + CO2 = 2 KHCO3
AgNO2 + Na2SO4 = Ag2SO4 + NaNO2 =>
2 AgNO2 + Na2SO4 = Ag2SO4 + 2 NaNO2
S8 + Na2SO3 + H2O = Na2S2O8H10 =>
S8 + 8 Na2SO3 + 40 H2O = 8 Na2S2O8H10
H + Fe + Cl = FeHCl =>
H + Fe + Cl = FeHCl
UOS + CS2 = US2 + CO2 =>
2 UOS + CS2 = 2 US2 + CO2
Na2MnO3 + O2 + K2CO3 = CO2 + K2MnO4 + Na2O =>
2 Na2MnO3 + O2 + 2 K2CO3 = 2 CO2 + 2 K2MnO4 + 2 Na2O
Sb + O = Sb3O5 =>
3 Sb + 5 O = Sb3O5
NH3(g) + Cl2(g) = NH4Cl(s) + N2(g) =>
8 NH3(g) + 3 Cl2(g) = 6 NH4Cl(s) + N2(g)
CaI + KOH = CaOH + KI =>
CaI + KOH = CaOH + KI
Cu(NO3)2 + Na2CO3 = CuCO3 + NaNO3 =>
Cu(NO3)2 + Na2CO3 = CuCO3 + 2 NaNO3
C6H4N2ClSO3Na + C10H6N2O6SNa2 = C16H9N4Na3O9S2 + HCl =>
C6H4N2ClSO3Na + C10H6N2O6SNa2 = C16H9N4Na3O9S2 + HCl
KI + HCl + HNO3 = KICl4 + NO2 + H2O =>
KI + 4 HCl + 4 HNO3 = KICl4 + 4 NO2 + 4 H2O
MnO4{-} + SnO2{-} + H2O = MnO2 + SnO3{-} + OH{-} =>
2 MnO4{-} + 3 SnO2{-} + H2O = 2 MnO2 + 3 SnO3{-} + 2 OH{-}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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