| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 NaOH + Fe(NO3)3 + 3 KSCN = Fe(SCN)3 + 3 KOH + 3 NaNO3
Ag2(NO3)2 + NaCl = AgCl(s) + NaNO3 =>
Ag2(NO3)2 + 2 NaCl = 2 AgCl(s) + 2 NaNO3
Na2CO3(aq) + CoCl2(aq) = CoCO3 + Na2Cl2 =>
Na2CO3(aq) + CoCl2(aq) = CoCO3 + Na2Cl2
CH4 + H2S = CS2 + H2 =>
CH4 + 2 H2S = CS2 + 4 H2
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
NH2Cl + HClO = NHCl2 + H2O =>
NH2Cl + HClO = NHCl2 + H2O
CH4 + H2S = CS2 + H2 =>
CH4 + 2 H2S = CS2 + 4 H2
C6H12O6 + O2 = H2OO + CO2 =>
C6H12O6 + 9 O2 = 6 H2OO + 6 CO2
KMnO4 + Ca3P2 + H2SO4 = CaSO4 + K2SO4 + MnSO4 + H3PO4 + H2O =>
16 KMnO4 + 5 Ca3P2 + 39 H2SO4 = 15 CaSO4 + 8 K2SO4 + 16 MnSO4 + 10 H3PO4 + 24 H2O
C4O3H6 + C7O3H6 = C9O4H8 =>
C4O3H6 + 11 C7O3H6 = 9 C9O4H8
CH3COH + K2CrO7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + CH3COOH =>
9 CH3COH + 2 K2CrO7 + 5 H2SO4 = Cr2(SO4)3 + 2 K2SO4 + 5 H2O + 9 CH3COOH
K2CrO4 + Na2CrO4 + H2SO4 = K2Cr2O7 + Na2SO4 + H2O =>
K2CrO4 + Na2CrO4 + H2SO4 = K2Cr2O7 + Na2SO4 + H2O
(NH4)2Fe(SO4)2 + BaCl2 = NH4Cl + FeCl2 + BaSO4 =>
(NH4)2Fe(SO4)2 + 2 BaCl2 = 2 NH4Cl + FeCl2 + 2 BaSO4
H2SO3 + FeS = FeSO4 + H2S =>
4 H2SO3 + 3 FeS = 3 FeSO4 + 4 H2S
Mn{2+} + S2O8{2-} + H2O = MnO4{-} + SO4{2-} + H{+} =>
2 Mn{2+} + 5 S2O8{2-} + 8 H2O = 2 MnO4{-} + 10 SO4{2-} + 16 H{+}
C2H4(g) + O2(g) = CO2(g) + H2(g) =>
C2H4(g) + 2 O2(g) = 2 CO2(g) + 2 H2(g)
NaI + Cr(NO3)3 = Na(NO3)3 + CrI =>
NaI + Cr(NO3)3 = Na(NO3)3 + CrI
H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O
Sr + N2 = Sr3N2 =>
3 Sr + N2 = Sr3N2
Na2CO3(aq) + CrCl3(aq) = CrCO3(aq) + Na2Cl3(aq) =>
Na2CO3(aq) + CrCl3(aq) = CrCO3(aq) + Na2Cl3(aq)
C2H5OH + HCOH = C3H6O2 + H2O =>
C2H5OH + 4 HCOH = 2 C3H6O2 + H2O
Au + Zn(OH)2 = Zn2 + Au(OH)2 =>
2 Au + 2 Zn(OH)2 = Zn2 + 2 Au(OH)2
MgO + Si2O = MgSi + O2 =>
4 MgO + 2 Si2O = 4 MgSi + 3 O2
Pb + Na + C2H5Cl = Pb(C2H5)7 + NaCl =>
Pb + 7 Na + 7 C2H5Cl = Pb(C2H5)7 + 7 NaCl
carbon + hydrogen = propane =>
3 C + 4 H2 = C3H8
HCOOH + H2O = HCOO{-} + H3O{+} =>
HCOOH + H2O = HCOO{-} + H3O{+}
Ca + ZnCl2 = Zn + CaCl =>
2 Ca + ZnCl2 = Zn + 2 CaCl
C2H16 + O = CO2 + H2O =>
C2H16 + 12 O = 2 CO2 + 8 H2O
KClO4 + H2O = KCl + H2O2 =>
KClO4 + 4 H2O = KCl + 4 H2O2
Cr(s) + NiSO4(aq) = Cr2(SO4)3 + Ni(s) =>
2 Cr(s) + 3 NiSO4(aq) = Cr2(SO4)3 + 3 Ni(s)
C6H5COOCH2CH2CH3 + O2 = CO2 + H2O =>
C6H5COOCH2CH2CH3 + 12 O2 = 10 CO2 + 6 H2O
Fe + Na = FeNa3 =>
Fe + 3 Na = FeNa3
Zn(NO3)2 + K2CO3 = ZnCO3 + K2(NO3)2 =>
Zn(NO3)2 + K2CO3 = ZnCO3 + K2(NO3)2
MoCl5 + Mo = Mo6Cl12 =>
12 MoCl5 + 18 Mo = 5 Mo6Cl12
NaCrO3 + Cl2 + NaOH = Na2CrO4 + NaCl + H2O =>
2 NaCrO3 + Cl2 + 4 NaOH = 2 Na2CrO4 + 2 NaCl + 2 H2O
KNO3 + HNO2 = KNO2 + H2O + NO2 =>
KNO3 + 2 HNO2 = KNO2 + H2O + 2 NO2
NH4OH + SO4Fe = (NH4)2SO4 + Fe(OH)2 =>
2 NH4OH + SO4Fe = (NH4)2SO4 + Fe(OH)2
H2 + Te = HTe =>
H2 + 2 Te = 2 HTe
H2SO4{-2} + NaOH = Na2SO4{-2} + H2O =>
H2SO4{-2} + 2 NaOH = Na2SO4{-2} + 2 H2O
Be + HCl = BeHCl2 + H2 =>
2 Be + 4 HCl = 2 BeHCl2 + H2
[Cu(NH3)2]OH + HCl = CuCl + NH4Cl + H2O =>
[Cu(NH3)2]OH + 3 HCl = CuCl + 2 NH4Cl + H2O
CoCl2(H2O)6 + NH4Cl + H2O2 + NH3 = Co(NH3)5Cl3 + H2O =>
2 CoCl2(H2O)6 + 2 NH4Cl + H2O2 + 8 NH3 = 2 Co(NH3)5Cl3 + 14 H2O
Sn{2+} + Cu{2+} = Sn{4+} + Cu{+} =>
Sn{2+} + 2 Cu{2+} = Sn{4+} + 2 Cu{+}
LiS + SrI = LiI + SrS =>
LiS + SrI = LiI + SrS
Br2 + AgNO3 = Ag + Br(NO3)2 =>
Br2 + 4 AgNO3 = 4 Ag + 2 Br(NO3)2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
(NH4)Cl + NaOH = (NH4)OH + NaCl =>
(NH4)Cl + NaOH = (NH4)OH + NaCl
CuSO4 + NaHSO3 = CuSO3 + NaHSO4 =>
CuSO4 + NaHSO3 = CuSO3 + NaHSO4
CIO{-} + I{-} + H{+} = CI{-} + I2 + H2O =>
CIO{-} + 2 I{-} + 2 H{+} = CI{-} + I2 + H2O
CaCO3(aq) + HCl(aq) = CaCl2(aq) + H2CO3(aq) =>
CaCO3(aq) + 2 HCl(aq) = CaCl2(aq) + H2CO3(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/14/24
Équations équilibrées sur04/13/23
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