| Équations équilibrées la veille | Équations équilibrées le lendemain |
19 C6H5O7{3-} = 20 C5H4O5{2-} + 5 H3O{+} + 14 CO2 + 22e
CaCl2 + Na = NaCl + Ca =>
CaCl2 + 2 Na = 2 NaCl + Ca
MnO2 + BaO2 + KOH = K2MnO4 + Ba(OH)2 =>
MnO2 + BaO2 + 2 KOH = K2MnO4 + Ba(OH)2
Bi2(SO4)3 + NH4OH = Bi(OH)3 + (NH4)2SO4 =>
Bi2(SO4)3 + 6 NH4OH = 2 Bi(OH)3 + 3(NH4)2SO4
PtCl4 + NaBH4 + H2O = Pt + H3BO3 + H2 + NaCl =>
PtCl4 + 4 NaBH4 + 12 H2O = Pt + 4 H3BO3 + 14 H2 + 4 NaCl
Al + Cu(Cl2)2 = Al(Cl2)3 + Cu =>
2 Al + 3 Cu(Cl2)2 = 2 Al(Cl2)3 + 3 Cu
Cr2O7{2-} + NH4{+} = N2 + Cr2O3 + H2O =>
Cr2O7{2-} + 2 NH4{+} = N2 + Cr2O3 + 4 H2O
K2Cr2O7 + SbH3 + H2SO4 = K2SO4 + CrSO4 + H3SbO4 + H2O =>
K2Cr2O7 + SbH3 + 3 H2SO4 = K2SO4 + 2 CrSO4 + H3SbO4 + 3 H2O
K3PO4 + AgNO3 = Ag3PO4 + K + NO3 =>
K3PO4 + 3 AgNO3 = Ag3PO4 + 3 K + 3 NO3
HNO3 + Li(OH) = Li(NO3) + H2O =>
HNO3 + Li(OH) = Li(NO3) + H2O
CaO(s) + HNO3(ac) = Ca(NO3)2(ac) + H2O =>
CaO(s) + 2 HNO3(ac) = Ca(NO3)2(ac) + H2O
Ba(MnO4)2 + FeC2O4 + H2SO4 = BaSO4 + Fe2(SO4)3 + MnSO4 + CO2 + H2O =>
3 Ba(MnO4)2 + 10 FeC2O4 + 24 H2SO4 = 3 BaSO4 + 5 Fe2(SO4)3 + 6 MnSO4 + 20 CO2 + 24 H2O
Sr + Se = SrSe =>
Sr + Se = SrSe
AlK(SO4)2*12H2O + NaOH = Al(OH)3 + Na2SO4 + K2SO4 + H2O =>
2 AlK(SO4)2*12H2O + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4 + K2SO4 + 24 H2O
MgH2 + NaOH = Mg(OH)2 + Na2H2 =>
MgH2 + 2 NaOH = Mg(OH)2 + Na2H2
As + I = As3I =>
3 As + I = As3I
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
Cu(NO{3}){2} + NaOH = NaNO{3} + Cu(OH){2} =>
Cu(NO{3}){2} + NaOH = NaNO{3} + Cu(OH){2}
Ag2S + CN{-} + O2 = Ag(CN)2{-} + S + O{-}2 =>
Ag2S + 4 CN{-} + O2 = 2 Ag(CN)2{-} + S + 2 O{-}2
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
CO2(carbondioxide) + H2O(water) = H2CO3 =>
CO2(carbondioxide) + H2O(water) = H2CO3
C5H10O2 + OH = CO2 + H2O =>
C5H10O2 + 26 OH = 5 CO2 + 18 H2O
HH1 + Br35 = HBr =>
35 HH1 + 2 Br35 = 70 HBr
K3PO4 + CuBr2 = Cu3(PO4)2 + KBr =>
2 K3PO4 + 3 CuBr2 = Cu3(PO4)2 + 6 KBr
PFl5 = P + Fl2 =>
2 PFl5 = 2 P + 5 Fl2
K2CO3 + H2O = KHCO3 + KOH =>
K2CO3 + H2O = KHCO3 + KOH
C6H5N3O6 + O2 = CO2 + H2O + NO2 =>
4 C6H5N3O6 + 29 O2 = 24 CO2 + 10 H2O + 12 NO2
CrCl3 + NaOH + I2 = NaClO4 + Na2CrO4 + NaI + H2O =>
2 CrCl3 + 64 NaOH + 27 I2 = 6 NaClO4 + 2 Na2CrO4 + 54 NaI + 32 H2O
C2H3O2 + H2SO4 = C2H4O2 + HSO4 =>
C2H3O2 + H2SO4 = C2H4O2 + HSO4
Mg(s)CuCl2(aq) = MgCl2(aq)Cu(s) =>
Mg(s)CuCl2(aq) = MgCl2(aq)Cu(s)
CuSO4 + K2S = K2SO4 + CuS =>
CuSO4 + K2S = K2SO4 + CuS
CrCl3 + Cl2 + KCl + H2O = K2Cr2O7 + HCl =>
2 CrCl3 + 3 Cl2 + 2 KCl + 7 H2O = K2Cr2O7 + 14 HCl
NaHSO3 + KOH = Na + KSO3 + H2O =>
NaHSO3 + KOH = Na + KSO3 + H2O
ZnCO3 + O2 + Zn = Zn2(CO4) =>
2 ZnCO3 + O2 + 2 Zn = 2 Zn2(CO4)
C9 + K7 = K3C4 =>
28 C9 + 27 K7 = 63 K3C4
Fe3(PO4)2 + AgNO3 = Fe3NO3 + Ag(PO4)2 =>
Fe3(PO4)2 + AgNO3 = Fe3NO3 + Ag(PO4)2
Ca(CH3COO)2 + H2O = Ca + CH3COOH + O =>
Ca(CH3COO)2 + H2O = Ca + 2 CH3COOH + O
H2CO3 + CaO = CaCO3 + H2O =>
H2CO3 + CaO = CaCO3 + H2O
KCNS + Fe(NO3)3 = KNO3 + Fe(CNS)3 =>
3 KCNS + Fe(NO3)3 = 3 KNO3 + Fe(CNS)3
(NH4)2Fe(SO4)2 + NaOH = Na2SO4 + Fe(OH)2 + NH3 + H2O =>
(NH4)2Fe(SO4)2 + 4 NaOH = 2 Na2SO4 + Fe(OH)2 + 2 NH3 + 2 H2O
Al2Zr + Zr = Al3Zr2 =>
3 Al2Zr + Zr = 2 Al3Zr2
Cu + Cl2 = CuCl =>
2 Cu + Cl2 = 2 CuCl
C8H10 + KMnO4 + H2SO4 = MnSO4 + H2O + K2SO4 + C6H5COOH =>
35 C8H10 + 54 KMnO4 + 81 H2SO4 = 54 MnSO4 + 136 H2O + 27 K2SO4 + 40 C6H5COOH
KMnO4 + Na2S + H2O = KOH + MnO2 + Na(OH) + S =>
2 KMnO4 + 3 Na2S + 4 H2O = 2 KOH + 2 MnO2 + 6 Na(OH) + 3 S
SnF2 + Fe2O3 = SnF + Fe + FO =>
3 SnF2 + Fe2O3 = 3 SnF + 2 Fe + 3 FO
ZnS + SrCO3 = ZnSr + SCO3 =>
ZnS + SrCO3 = ZnSr + SCO3
Na + FeCl3 = NaCl + Fe =>
3 Na + FeCl3 = 3 NaCl + Fe
HNO2 + KI + HCl = I2 + N2O + KCl + H2O =>
2 HNO2 + 4 KI + 4 HCl = 2 I2 + N2O + 4 KCl + 3 H2O
Zn(ClO3)2 = ZnO + Cl2O5 =>
Zn(ClO3)2 = ZnO + Cl2O5
ZnSO4 + (NH4)2CO3 = [Zn(NH3)4]SO4 + H2OCO2 =>
ZnSO4 + 2(NH4)2CO3 = [Zn(NH3)4]SO4 + 2 H2OCO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/04/25
Équations équilibrées sur02/03/24
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