| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 KMnO4 + 12 HCl + 5 N2H4 = 4 MnCl2 + 5 N2 + 4 KCl + 16 H2O
NaFeO2 + Na2O = Na5FeO4 =>
NaFeO2 + 2 Na2O = Na5FeO4
Zn + HClO4 = ZnO + HClO3 =>
Zn + HClO4 = ZnO + HClO3
Ni(s) + HBr(aq) = NiBr + H2 =>
2 Ni(s) + 2 HBr(aq) = 2 NiBr + H2
CO3{2-} + H2SO4 = SO4{2-} + H2CO3 =>
CO3{2-} + H2SO4 = SO4{2-} + H2CO3
Ce(IO3)3 = Ce3 + IO3 =>
3 Ce(IO3)3 = Ce3 + 9 IO3
FeS2 + H2O2 = Fe2{+} + SO2 + SO4{-}2 + H2O =>
2 FeS2 + 10 H2O2 = Fe2{+} + 3 SO2 + SO4{-}2 + 10 H2O
Ag + PO4 = Ag3PO4 =>
3 Ag + PO4 = Ag3PO4
Yb + S = Yb2S3 =>
2 Yb + 3 S = Yb2S3
CH3CH2CH3 + Na = CH3CH2Na + CH3 =>
CH3CH2CH3 + Na = CH3CH2Na + CH3
NO + O2 = NO4 =>
2 NO + 3 O2 = 2 NO4
Pb + HCl = H2(PbCl4) + H2 =>
Pb + 4 HCl = H2(PbCl4) + H2
CH3CO2 + NH4 = NH4CH3CO2 =>
CH3CO2 + NH4 = NH4CH3CO2
S = S2 =>
2 S = S2
B4C = B4 + C =>
B4C = B4 + C
KAlO2 + H2O + H2SO4 = KAlS2O20H24 =>
KAlO2 + 10 H2O + 2 H2SO4 = KAlS2O20H24
KMnO4(aq) + H2SO4(aq) + FeSO4(aq) = Fe2(SO4)3(aq) + K2SO4(aq) + MnSO4(aq) + H2O(l) =>
2 KMnO4(aq) + 8 H2SO4(aq) + 10 FeSO4(aq) = 5 Fe2(SO4)3(aq) + K2SO4(aq) + 2 MnSO4(aq) + 8 H2O(l)
Pt(OH)4 + H3PO4 = Pt3(PO4)4 + H2O =>
3 Pt(OH)4 + 4 H3PO4 = Pt3(PO4)4 + 12 H2O
KCr(SO4)2 + NaOH + H2O2 = K2Cr2O7 + Na2SO4 + H2O =>
2 KCr(SO4)2 + 8 NaOH + 3 H2O2 = K2Cr2O7 + 4 Na2SO4 + 7 H2O
H2SO3 + H2SeO4 = Se + H2SO4 + H2O =>
3 H2SO3 + H2SeO4 = Se + 3 H2SO4 + H2O
An + NaOH = Na + An(OH)2 =>
An + 2 NaOH = 2 Na + An(OH)2
C2H5NH2 + HNO3 = C2H5NO3 + NH3 =>
C2H5NH2 + HNO3 = C2H5NO3 + NH3
CaCN2 + H2O = CaCO3 + NH3 =>
CaCN2 + 3 H2O = CaCO3 + 2 NH3
CH3NH2 + HBr = CH3NH3 + Br =>
CH3NH2 + HBr = CH3NH3 + Br
C2H4O2 + AlOH = H2O + AlC2H3O2 =>
C2H4O2 + AlOH = H2O + AlC2H3O2
RbF = Rb + F =>
RbF = Rb + F
H3PO4(ag) + KOH(aq) = K3PO4(aq) + H2O(l) =>
H3PO4(ag) + 3 KOH(aq) = K3PO4(aq) + 3 H2O(l)
FeCl3 + H2C2O4 = HCl + CO2 + FeCl2 =>
2 FeCl3 + H2C2O4 = 2 HCl + 2 CO2 + 2 FeCl2
KMnO4 + SO2 + H2O = MnO2 + KHSO4 + H2SO4 =>
2 KMnO4 + 3 SO2 + 2 H2O = 2 MnO2 + 2 KHSO4 + H2SO4
Zn + Na3PO4 = Zn(PO4) + Na =>
Zn + Na3PO4 = Zn(PO4) + 3 Na
CrCl2 + NaOH = CrOCl + H2 + NaCl =>
2 CrCl2 + 2 NaOH = 2 CrOCl + H2 + 2 NaCl
Fe(C2H3O2)2 + BeCl2 = FeCl2 + Be(C2H3O2)2 =>
Fe(C2H3O2)2 + BeCl2 = FeCl2 + Be(C2H3O2)2
NaO + HI + HCl = NaCl + I2 + H2O =>
2 NaO + 2 HI + 2 HCl = 2 NaCl + I2 + 2 H2O
(NO3)Sn + CsB = (NO3)B + SnCs =>
(NO3)Sn + CsB = (NO3)B + SnCs
KS2 + MgSO4 = KSO4 + MgS2 =>
KS2 + MgSO4 = KSO4 + MgS2
PNO3 = P + NO3 =>
PNO3 = P + NO3
Mg + O3 = MgO =>
3 Mg + O3 = 3 MgO
HNO3 + Cu2S = Cu(NO3)2 + S + NO + H2O =>
16 HNO3 + 3 Cu2S = 6 Cu(NO3)2 + 3 S + 4 NO + 8 H2O
HBr(l) + H2SO4(l) = SO2(g) + Br2(g) + H2O(l) =>
2 HBr(l) + H2SO4(l) = SO2(g) + Br2(g) + 2 H2O(l)
P2O3(s) + KOH(aq) = H2O(aq) + K2HPO3(l) =>
P2O3(s) + 4 KOH(aq) = H2O(aq) + 2 K2HPO3(l)
MgCl + CaOH = CaCl + Mg + OH =>
MgCl + CaOH = CaCl + Mg + OH
FeSO4 + HNO3 = NO + Fe2(SO43)3 + Fe(NO3)3 + H2O =>
3 FeSO4 + 82 HNO3 = 79 NO + Fe2(SO43)3 + Fe(NO3)3 + 41 H2O
H2SFeCl3 + H2S = Fe2S3 + HCl =>
2 H2SFeCl3 + H2S = Fe2S3 + 6 HCl
Cr2O3 + NaOH + H2O = Na3[Cr(OH)6] =>
Cr2O3 + 6 NaOH + 3 H2O = 2 Na3[Cr(OH)6]
C3H8 + NO2 = C3H7NO2 + H2 =>
2 C3H8 + 2 NO2 = 2 C3H7NO2 + H2
MgOH + KSO4 = MgSO4 + KOH =>
MgOH + KSO4 = MgSO4 + KOH
Li2CO3 + F2 = Li2 + CO3F2 =>
Li2CO3 + F2 = Li2 + CO3F2
Pb + KOH + H2O = K2[Pb(OH)6] + H2 =>
Pb + 2 KOH + 4 H2O = K2[Pb(OH)6] + 2 H2
(NH4)2S + NaBr = NH4Br + Na2S =>
(NH4)2S + 2 NaBr = 2 NH4Br + Na2S
Na2S + ZnSO4 = Na2SO4 + S8 + Zn =>
8 Na2S + 8 ZnSO4 = 8 Na2SO4 + S8 + 8 Zn
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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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