| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Mg + Al2S3 = 2 Al + 3 MgS
Na2O + H2O(l) = NaOH =>
Na2O + H2O(l) = 2 NaOH
K2Cr2O7 + H2C2O4(H2O)2 = K[Cr(C2O4)2(H2O)2] + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4(H2O)2 = 2 K[Cr(C2O4)2(H2O)2] + 6 CO2 + 17 H2O
MnO2 + OH{-} = MnO4{-} + H2O + {-} =>
MnO2 + 4 OH{-} = MnO4{-} + 2 H2O + 3e
HClO4 + K2SO3 = KClO4 + H2O + SO2 =>
2 HClO4 + K2SO3 = 2 KClO4 + H2O + SO2
Mn{2+} + S2O8{2-} + H2O = MnO4{-} + HSO4{-} + H{+} =>
2 Mn{2+} + 5 S2O8{2-} + 8 H2O = 2 MnO4{-} + 10 HSO4{-} + 6 H{+}
NaI + CaCl2 = NaCl + CaI2 =>
2 NaI + CaCl2 = 2 NaCl + CaI2
H2(SO3) + K(OH) = H(OH) + K2(SO3) =>
H2(SO3) + 2 K(OH) = 2 H(OH) + K2(SO3)
HCHO + KMnO4 + KOH = K2CO3 + K2MnO4 + H2O =>
HCHO + 4 KMnO4 + 6 KOH = K2CO3 + 4 K2MnO4 + 4 H2O
KClO3 + Fe2(CO3)3 = K2CO3 + Fe(ClO3)3 =>
6 KClO3 + Fe2(CO3)3 = 3 K2CO3 + 2 Fe(ClO3)3
C3H6O2 + C3H8O = C5H10O2 + H2O =>
3 C3H6O2 + 2 C3H8O = 3 C5H10O2 + 2 H2O
Sb{3+} + Na2S = Sb2S3 + Na{+} =>
2 Sb{3+} + 3 Na2S = Sb2S3 + 6 Na{+}
Na3PO4(aq) + SrCl2(aq) = NaCl(aq) + Sr3(PO4)2(s) =>
2 Na3PO4(aq) + 3 SrCl2(aq) = 6 NaCl(aq) + Sr3(PO4)2(s)
Na2CO3(s) + H2O(l) + CO2(g) = NaHCO3(aq) =>
Na2CO3(s) + H2O(l) + CO2(g) = 2 NaHCO3(aq)
CaSO3 + H2SO4 = CaSO4 + H2SO3 =>
CaSO3 + H2SO4 = CaSO4 + H2SO3
(NH4)2SO4(s) = NH4(aq) + SO4(aq) =>
(NH4)2SO4(s) = 2 NH4(aq) + SO4(aq)
Zn + HNO2 = Zn(NO2)2 + H2 =>
Zn + 2 HNO2 = Zn(NO2)2 + H2
C3H8O2 + KMnO4 + H2SO4 = C3H4O2 + K2SO4 + MnSO4 + H2O =>
5 C3H8O2 + 4 KMnO4 + 6 H2SO4 = 5 C3H4O2 + 2 K2SO4 + 4 MnSO4 + 16 H2O
K2HPO4 + KH2PO4 = K3H3P2O8 =>
K2HPO4 + KH2PO4 = K3H3P2O8
K2Cr2O7 + H2(SO4) + C2H5OH = Cr2(SO4)3 + K2(SO4) + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2(SO4) + 3 C2H5OH = 2 Cr2(SO4)3 + 2 K2(SO4) + 3 CH3COOH + 11 H2O
Ge(OH)4 + H2CO3 = GeOH(HCO3)3 + H2O =>
Ge(OH)4 + 3 H2CO3 = GeOH(HCO3)3 + 3 H2O
CaSiO3 + H2O = Ca(OH)2 + H2SiO3 =>
CaSiO3 + 2 H2O = Ca(OH)2 + H2SiO3
Li3N + HI = LiI + H3N =>
Li3N + 3 HI = 3 LiI + H3N
HC2H3O2(aq) + OH(aq) = C2H3O2(aq) + H2O(l) =>
HC2H3O2(aq) + OH(aq) = C2H3O2(aq) + H2O(l)
C2H5OH + NaOH = C2H5Na + H2O + CO2 =>
7 C2H5OH + 6 NaOH = 6 C2H5Na + 9 H2O + 2 CO2
BaCO3 + H{+} = Ba{+2} + CO2 + H2O =>
BaCO3 + 2 H{+} = Ba{+2} + CO2 + H2O
Pt + I2 = PtI =>
2 Pt + I2 = 2 PtI
Fe + HNO3(conc) = Fe2O3 + NO2 + H2O =>
2 Fe + 6 HNO3(conc) = Fe2O3 + 6 NO2 + 3 H2O
I2 + CrCl3 = ICl + Cr =>
3 I2 + 2 CrCl3 = 6 ICl + 2 Cr
(NH4)2HPO4 + CaCl2 = NH4Cl + CaHPO4 =>
(NH4)2HPO4 + CaCl2 = 2 NH4Cl + CaHPO4
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
Cr(OH)3 + H2SeO4 = H2O + Cr(HSeO4)3 =>
Cr(OH)3 + 3 H2SeO4 = 3 H2O + Cr(HSeO4)3
Cr + H{+} = Cr3{+} + H2 =>
6 Cr + 2 H{+} = 2 Cr3{+} + H2
CH3CH2NH3 + H2O = CH3CH2NH2 + H3O =>
CH3CH2NH3 + H2O = CH3CH2NH2 + H3O
CO(NO3)2(aq) + H2S(aq) = COS(s) + HNO3(aq) =>
CO(NO3)2(aq) + H2S(aq) = COS(s) + 2 HNO3(aq)
PO4{3-} + NH4{+} + Mg{2+} + H2O = MgNH4PO4*6H2O =>
PO4{3-} + NH4{+} + Mg{2+} + 6 H2O = MgNH4PO4*6H2O
Cu{2+} + OH{-} = Cu(OH)2 =>
Cu{2+} + 2 OH{-} = Cu(OH)2
NaCl(aq) + Hg2(C2H3O2)2(aq) = Na(C2H3O2)(aq) + Hg2Cl2(s) =>
2 NaCl(aq) + Hg2(C2H3O2)2(aq) = 2 Na(C2H3O2)(aq) + Hg2Cl2(s)
BaCl(aq) + NaSO4(aq) = BaSO4(s) + NaCl(aq) =>
BaCl(aq) + NaSO4(aq) = BaSO4(s) + NaCl(aq)
Be + NaOH + H2O = Na2[Be(OH)4] + H2 =>
Be + 2 NaOH + 2 H2O = Na2[Be(OH)4] + H2
Nb + I = I8Nb3 =>
3 Nb + 8 I = I8Nb3
CH2145 + O2 = CO2 + H2O =>
4 CH2145 + 2149 O2 = 4 CO2 + 4290 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ca(NO3)2*2H2O = Ca(NO3)2 + H2O =>
Ca(NO3)2*2H2O = Ca(NO3)2 + 2 H2O
PO2Cl + NaOH = NaCl + Na3PO4 + H2O =>
PO2Cl + 4 NaOH = NaCl + Na3PO4 + 2 H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
H3PO4 + P2O5 = H4P2O7 =>
4 H3PO4 + P2O5 = 3 H4P2O7
(NH4)2CO3(aq) + K2CrO4(aq) = (NH4)2CrO4 + K2CO3 =>
(NH4)2CO3(aq) + K2CrO4(aq) = (NH4)2CrO4 + K2CO3
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
Mg3N2(s) + H2O = Mg(OH)2 + NH3(g) =>
Mg3N2(s) + 6 H2O = 3 Mg(OH)2 + 2 NH3(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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