| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2O3 + 3 P2O5 = 2 Cr(PO3)3
NO3{-} + OH{-} + Al + H2O = NH3 + [Al(OH)4]{-} =>
3 NO3{-} + 5 OH{-} + 8 Al + 18 H2O = 3 NH3 + 8[Al(OH)4]{-}
CoCl2 + Na(OH)2 = Co(OH)2 + NaCl + Cl2 =>
2 CoCl2 + 2 Na(OH)2 = 2 Co(OH)2 + 2 NaCl + Cl2
Cl2 + CaF2 = CaCl23 + F =>
23 Cl2 + 2 CaF2 = 2 CaCl23 + 4 F
H2O2 + N2H2 = HNO3 + H2O =>
6 H2O2 + N2H2 = 2 HNO3 + 6 H2O
Al2O12S3 + BaI2 = AlI3 + BaO4S =>
Al2O12S3 + 3 BaI2 = 2 AlI3 + 3 BaO4S
LiO + CO3 = LiO2 + C =>
3 LiO + CO3 = 3 LiO2 + C
Na2CO3 + SrCl2 = SrO + NaCl + CO2 =>
Na2CO3 + SrCl2 = SrO + 2 NaCl + CO2
Mg(s) + SnCl4(aq) = MgCl2 + Sn =>
2 Mg(s) + SnCl4(aq) = 2 MgCl2 + Sn
HNO3 + BeCO3 = Be(NO3)2 + H2O + CO2 =>
2 HNO3 + BeCO3 = Be(NO3)2 + H2O + CO2
FeCl + K4FeCN6 = Fe4FeCN6 + KCl =>
4 FeCl + K4FeCN6 = Fe4FeCN6 + 4 KCl
CuCl2 + O2 = CuO2 + Cl2 =>
CuCl2 + O2 = CuO2 + Cl2
Pb2{+} + Co = Co3{+} + Pb =>
Pb2{+} + 3 Co = Co3{+} + 2 Pb
Al + Fe3O4 = Al2O3 + Fe2 =>
16 Al + 6 Fe3O4 = 8 Al2O3 + 9 Fe2
Hg2(NO3)2(aq) + LiCl(aq) = Hg2Cl2(s) + LiNO3(aq) =>
Hg2(NO3)2(aq) + 2 LiCl(aq) = Hg2Cl2(s) + 2 LiNO3(aq)
Zn(s) + HNO3(aq) = Zn(NO3) + H(g) =>
Zn(s) + HNO3(aq) = Zn(NO3) + H(g)
SO2(g) + Br2(g) + H2O(l) = HBr(g) + H2SO4(aq) =>
SO2(g) + Br2(g) + 2 H2O(l) = 2 HBr(g) + H2SO4(aq)
AlCl3 + NH3 = Al(NH2)3 + HCl =>
AlCl3 + 3 NH3 = Al(NH2)3 + 3 HCl
ZnO + Ca(OH)2 = ZnCaO2 + H2O =>
ZnO + Ca(OH)2 = ZnCaO2 + H2O
Al + NO3{-} + OH{-} + H2O = Al(OH)6{3-} + NH3 =>
8 Al + 3 NO3{-} + 21 OH{-} + 18 H2O = 8 Al(OH)6{3-} + 3 NH3
(NH4)2CO3 + NH4OH = (NH4)2OH + NH4CO3 =>
(NH4)2CO3 + NH4OH = (NH4)2OH + NH4CO3
Mn + Fe(NO3)3 = Mn(NO3)3 + Fe =>
Mn + Fe(NO3)3 = Mn(NO3)3 + Fe
CH3OH + CrO3 + H2SO4 = CH2O + Cr2(SO4)3 + H2O =>
3 CH3OH + 2 CrO3 + 3 H2SO4 = 3 CH2O + Cr2(SO4)3 + 6 H2O
NaCl + I2 = NaI + Cl2 =>
2 NaCl + I2 = 2 NaI + Cl2
Mg(HCO3)2 + Na2CO3 = MgCO3 + Na(HCO3) =>
Mg(HCO3)2 + Na2CO3 = MgCO3 + 2 Na(HCO3)
As2S3 + (NH4)2S = (NH4)3As + S =>
As2S3 + 3(NH4)2S = 2(NH4)3As + 6 S
Cr2O3 + P2O5 = Cr(PO3)3 =>
Cr2O3 + 3 P2O5 = 2 Cr(PO3)3
Zn + NaNO3 + CH3COOH = CH3COONa + (CH3COO)2Zn + NO + H2O =>
3 Zn + 2 NaNO3 + 8 CH3COOH = 2 CH3COONa + 3(CH3COO)2Zn + 2 NO + 4 H2O
Ba(ClO4)2 + Be(ClO3)2 = Ba(ClO3)2 + Be(ClO4)2 =>
Ba(ClO4)2 + Be(ClO3)2 = Ba(ClO3)2 + Be(ClO4)2
C6H14O4 + O2 = CO2 + H2O =>
2 C6H14O4 + 15 O2 = 12 CO2 + 14 H2O
Mg(HCO3)2 + Na2CO3 = MgCO3 + Na(HCO3) =>
Mg(HCO3)2 + Na2CO3 = MgCO3 + 2 Na(HCO3)
As2S3 + (NH4)2S = (NH4)3As + S =>
As2S3 + 3(NH4)2S = 2(NH4)3As + 6 S
FeCl + K4FeCN6 = Fe4FeCN6 + KCl =>
4 FeCl + K4FeCN6 = Fe4FeCN6 + 4 KCl
Ca(OH)2 + (NH4)2CO3 = Ca(NH4)2 + (OH)2CO3 =>
Ca(OH)2 + (NH4)2CO3 = Ca(NH4)2 + (OH)2CO3
HBrO + Ca(OH)2 = Ca(BrO)2 + H2O =>
2 HBrO + Ca(OH)2 = Ca(BrO)2 + 2 H2O
Mg(HCO3)2 + Na2CO3 = MgCO3 + Na(HCO3) =>
Mg(HCO3)2 + Na2CO3 = MgCO3 + 2 Na(HCO3)
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Li3N + HCl = LiCl + NH4Cl =>
Li3N + 4 HCl = 3 LiCl + NH4Cl
SiO2 + HNO3 = Si(NO3)3 + H2O + O2 =>
4 SiO2 + 12 HNO3 = 4 Si(NO3)3 + 6 H2O + O2
As2S3 + (NH4)2S = (NH4)3As + S =>
As2S3 + 3(NH4)2S = 2(NH4)3As + 6 S
Cr2O7{2-} + H{+} + I{-} = Cr{3+} + I2 + H2O =>
Cr2O7{2-} + 14 H{+} + 6 I{-} = 2 Cr{3+} + 3 I2 + 7 H2O
C7H10O + NaBH4 = C7H12O + NaB =>
2 C7H10O + NaBH4 = 2 C7H12O + NaB
KMnO4 + HCl = H2[MnCl5] + H2O + KCl + Cl =>
KMnO4 + 10 HCl = H2[MnCl5] + 4 H2O + KCl + 4 Cl
As2S3 + (NH4)2S = (NH4)3As + S =>
As2S3 + 3(NH4)2S = 2(NH4)3As + 6 S
FeCl + K4FeCN6 = Fe4FeCN6 + KCl =>
4 FeCl + K4FeCN6 = Fe4FeCN6 + 4 KCl
Mg(HCO3)2 + Na2CO3 = MgCO3 + Na(HCO3) =>
Mg(HCO3)2 + Na2CO3 = MgCO3 + 2 Na(HCO3)
Li3N + HCl = LiCl + H3N =>
Li3N + 3 HCl = 3 LiCl + H3N
As2S3 + (NH4)2S = (NH4)3As + S =>
As2S3 + 3(NH4)2S = 2(NH4)3As + 6 S
(NH4)2CO3 + Ca(OH)2 = NH4OH + CaCO3 =>
(NH4)2CO3 + Ca(OH)2 = 2 NH4OH + CaCO3
H2Se(aq) + Ba(OH)2(aq) = BaSe + H2O(l) =>
H2Se(aq) + Ba(OH)2(aq) = BaSe + 2 H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/30/24
Équations équilibrées sur07/30/23
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