| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 FeO + 122 HNO3 = 8 FeNO32 + 57 N2O + 61 H2O
CH3CH2COOH + NaOH = CH3CH2COONa + H2O =>
CH3CH2COOH + NaOH = CH3CH2COONa + H2O
NH + NO3 = N2 + H2O =>
12 NH + 2 NO3 = 7 N2 + 6 H2O
K3[Cr(SCN)6] + NaOH = Cr(OH)3 + NaSCN + KOH =>
K3[Cr(SCN)6] + 6 NaOH = Cr(OH)3 + 6 NaSCN + 3 KOH
HCHO + Cu{2+} + OH{-} = C6H12O7 + CuO + H3O =>
6 HCHO + 3 Cu{2+} + 6 OH{-} = C6H12O7 + 3 CuO + 2 H3O
(Co(H2O)6)SO4 + NH3 = (Co(NH3)6)SO4 + H2O =>
(Co(H2O)6)SO4 + 6 NH3 = (Co(NH3)6)SO4 + 6 H2O
Cu + Al2O3 = Al + CuO =>
3 Cu + Al2O3 = 2 Al + 3 CuO
Pb(OH)2 + H2SO4 = PbSO4 + H2O =>
Pb(OH)2 + H2SO4 = PbSO4 + 2 H2O
Si + HF + KClO3 = H2SiF6 + KCl + H2O =>
3 Si + 18 HF + 2 KClO3 = 3 H2SiF6 + 2 KCl + 6 H2O
NaHCO3 + Mg = Mg(HCO3)2 + Na =>
2 NaHCO3 + Mg = Mg(HCO3)2 + 2 Na
FeSO4 + (NH4)2SO4 = (NH4)2Fe(SO4)2 =>
FeSO4 + (NH4)2SO4 = (NH4)2Fe(SO4)2
AuCl3 + KCN = KAu(CN)2 + KCl + Cl2 =>
AuCl3 + 2 KCN = KAu(CN)2 + KCl + Cl2
CsCl + H2O = CsOH + HCl =>
CsCl + H2O = CsOH + HCl
CH3CH2OH + O2 = CH3CHO + H2O =>
2 CH3CH2OH + O2 = 2 CH3CHO + 2 H2O
NiO + CaCl2 = CaO + NiCl2 =>
NiO + CaCl2 = CaO + NiCl2
Na2CO3 + H2 = Na + H2CO3 =>
Na2CO3 + H2 = 2 Na + H2CO3
CH3CH2CH2CH2OH + HBr = CH3CH2CH2CH2Br + H2O =>
CH3CH2CH2CH2OH + HBr = CH3CH2CH2CH2Br + H2O
KClO3 + HI = KCl + I2 + H2O =>
KClO3 + 6 HI = KCl + 3 I2 + 3 H2O
C2(g) + H2(g) + O2(g) = CH2O(g) =>
C2(g) + 2 H2(g) + O2(g) = 2 CH2O(g)
Mg(OH)2 + H = MgOH + H2O =>
Mg(OH)2 + H = MgOH + H2O
NaBrO3 + F2 + NaOH = NaF + NaBrO4 + H2O =>
NaBrO3 + F2 + 2 NaOH = 2 NaF + NaBrO4 + H2O
Zn + HNO2 = Zn(NO3)2 + NO + H2O =>
Zn + 8 HNO2 = Zn(NO3)2 + 6 NO + 4 H2O
MnO2 = Mn3O4 + O2 =>
3 MnO2 = Mn3O4 + O2
HI + KMnO4 = KI + I2 + MnI2 + H2O =>
16 HI + 2 KMnO4 = 2 KI + 5 I2 + 2 MnI2 + 8 H2O
MnO4 + H2SO4 = Mn + SO4 + H2O =>
MnO4 + 4 H2SO4 = Mn + 4 SO4 + 4 H2O
KMnO4 + HCl + CH3OH = MnCl2 + CO2 + KCl + H2O =>
6 KMnO4 + 18 HCl + 5 CH3OH = 6 MnCl2 + 5 CO2 + 6 KCl + 19 H2O
C2H5OH + K2Cr2O7 = H2O + CO2 + KCr =>
7 C2H5OH + 6 K2Cr2O7 = 21 H2O + 14 CO2 + 12 KCr
Na2SiO3Ba(OH)2 = Na2(OH)2Ba(SiO3) =>
Na2SiO3Ba(OH)2 = Na2(OH)2Ba(SiO3)
Na3N + Cl2 = NaCl + N2 =>
2 Na3N + 3 Cl2 = 6 NaCl + N2
Cl + OH = ClO + H2O =>
Cl + 2 OH = ClO + H2O
FeSO4 + KI = FeI2 + K2SO4 =>
FeSO4 + 2 KI = FeI2 + K2SO4
NaOH(aq) + CaCl2(aq) = NaCl(s) + Ca(OH)2 =>
2 NaOH(aq) + CaCl2(aq) = 2 NaCl(s) + Ca(OH)2
Og + O2 = OgO =>
2 Og + O2 = 2 OgO
S6 = S8 =>
4 S6 = 3 S8
Pb + IO3 = PbO2 + IO =>
Pb + IO3 = PbO2 + IO
Mg + HC2H3O2 = Mg(C2H3O2)2 + H =>
Mg + 2 HC2H3O2 = Mg(C2H3O2)2 + 2 H
Fr2 + O2 = FrO =>
Fr2 + O2 = 2 FrO
AlI3 + CaCO3 = CaI2 + Al2(CO3)3 =>
2 AlI3 + 3 CaCO3 = 3 CaI2 + Al2(CO3)3
Rb + HC2H3O2 = RbC2H3O2 + H =>
Rb + HC2H3O2 = RbC2H3O2 + H
Hg(NO3)2 = HgO + N02 + O2 =>
2 Hg(NO3)2 = 2 HgO + 2 N02 + 5 O2
Cr(s) + ZnCl2(aq) = Zn(s) + CrCl2(aq) =>
Cr(s) + ZnCl2(aq) = Zn(s) + CrCl2(aq)
ZnSO4 + H2O = (ZnOH)2SO4 + H2SO4 =>
2 ZnSO4 + 2 H2O = (ZnOH)2SO4 + H2SO4
Cl + OH = HClO =>
Cl + OH = HClO
Cu + MgO = Cu2O + Mg =>
2 Cu + MgO = Cu2O + Mg
KMnO4 + NaOH + C6H12O6 = K + MnO2 + NaC6H11O7 + H2O2 =>
KMnO4 + NaOH + C6H12O6 = K + MnO2 + NaC6H11O7 + H2O2
NaNH4HPO4*4H2O = (NaPO3)3 + NH3 + H2O =>
3 NaNH4HPO4*4H2O = (NaPO3)3 + 3 NH3 + 15 H2O
Zn + KNO3 + H2O = Zn(OH)2 + NH3 + KOH =>
4 Zn + KNO3 + 6 H2O = 4 Zn(OH)2 + NH3 + KOH
Cl + OH = ClO2 + H2O =>
Cl + 4 OH = ClO2 + 2 H2O
KMnO4 + NaOH = NaO4 + KMnOH =>
KMnO4 + NaOH = NaO4 + KMnOH
Al2S3 + HNO3 = Al(NO3)3 + NO2 + H2SO4 + H2O =>
Al2S3 + 30 HNO3 = 2 Al(NO3)3 + 24 NO2 + 3 H2SO4 + 12 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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