| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H4(OH) + K2Cr2O7 + 4 H2SO4 = 2 CH3COOH + K2SO4 + Cr2(SO4)3 + 5 H2O
TaCl5 + HOEt = TaCl2(OEt)3 + HCl =>
TaCl5 + 3 HOEt = TaCl2(OEt)3 + 3 HCl
HI + Fe2(CO3)2 = H2O + CO2 + FeI2 =>
4 HI + Fe2(CO3)2 = 2 H2O + 2 CO2 + 2 FeI2
SCl6 + O2 = SO3 + Cl2 =>
2 SCl6 + 3 O2 = 2 SO3 + 6 Cl2
NH4Cl + Hg2(CH3COO)2 = Hg2Cl2 + CH3COONH4 =>
2 NH4Cl + Hg2(CH3COO)2 = Hg2Cl2 + 2 CH3COONH4
MnCO3 + HCl = MnCl2 + H2CO3 =>
MnCO3 + 2 HCl = MnCl2 + H2CO3
Li + HNO3 = LiNO3 + NO + H2O =>
3 Li + 4 HNO3 = 3 LiNO3 + NO + 2 H2O
C + MgO = MgCO =>
C + MgO = MgCO
Mg(HCO3)2 + H2SO4 = MgSO4 + H2O + CO2 =>
Mg(HCO3)2 + H2SO4 = MgSO4 + 2 H2O + 2 CO2
Cr(OH)3 + KClO4 + NaOH = NaCrO4 + KCl + H2O =>
2 Cr(OH)3 + KClO4 + 2 NaOH = 2 NaCrO4 + KCl + 4 H2O
C3H6O3 + KMnO4 + H2SO4 = C3OOH2 + K2SO4 + MnSO4 + H2O =>
5 C3H6O3 + 2 KMnO4 + 3 H2SO4 = 5 C3OOH2 + K2SO4 + 2 MnSO4 + 13 H2O
Mg + Cr(C2H3O2)3 = Mg(C2H3O2)2 + Cr =>
3 Mg + 2 Cr(C2H3O2)3 = 3 Mg(C2H3O2)2 + 2 Cr
H3O{+} + OH{-} = H2O =>
H3O{+} + OH{-} = 2 H2O
Cl + N2 = ClN2 =>
Cl + N2 = ClN2
HN3 + Br2 = N2 + HBr =>
2 HN3 + Br2 = 3 N2 + 2 HBr
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
MnSO4 + K2S2O8 + H2O = HMnO4 + K2SO4 + H2SO4 =>
2 MnSO4 + 5 K2S2O8 + 8 H2O = 2 HMnO4 + 5 K2SO4 + 7 H2SO4
Cr + Co(NO3)2 = Co + Cr(NO3)2 =>
Cr + Co(NO3)2 = Co + Cr(NO3)2
(NH4)2PtCl6 + Na2SO3 + NH3 + H2O = Pt(NH3)4SO3 + NaCl + Na2SO4 + H2SO3 =>
(NH4)2PtCl6 + 4 Na2SO3 + 2 NH3 + H2O = Pt(NH3)4SO3 + 6 NaCl + Na2SO4 + 2 H2SO3
FeCl3 + H2O + KNCS = [Fe(NCS)(H2O)5] + KCl + Cl =>
FeCl3 + 5 H2O + KNCS = [Fe(NCS)(H2O)5] + KCl + 2 Cl
KOH + HC1 = KC1 + H2O =>
KOH + HC1 = KC1 + H2O
Fe + COSO4 = FeSO4 + CO =>
Fe + COSO4 = FeSO4 + CO
NaHF2 + H2SO4 = HF + Na2SO4 =>
2 NaHF2 + H2SO4 = 4 HF + Na2SO4
Ca(HSO3)2 + HCl = CaCl2 + SO2 + H2O =>
Ca(HSO3)2 + 2 HCl = CaCl2 + 2 SO2 + 2 H2O
Ca(OH)2 + S = Ca + SO2 + H2O =>
2 Ca(OH)2 + S = 2 Ca + SO2 + 2 H2O
Zn + KMnO4 + H2SO4 = MnSO4 + H2O + K2SO4 + ZnSO4 =>
5 Zn + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 8 H2O + K2SO4 + 5 ZnSO4
CuNO3 + Na2CO3 = Cu2CO3 + NaNO3 =>
2 CuNO3 + Na2CO3 = Cu2CO3 + 2 NaNO3
FeO + HCl = FeCl + HO =>
FeO + HCl = FeCl + HO
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
MnO3 = O2 + MnO =>
MnO3 = O2 + MnO
AlBr3 + Cl2 = AlCl3 + Br2* =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2*
C6H6NBr + HBr = C6H7NBr2 =>
C6H6NBr + HBr = C6H7NBr2
NaCrO2 + Br2 + NaOH = Na2CrO4 + NaBr + H2 =>
2 NaCrO2 + Br2 + 4 NaOH = 2 Na2CrO4 + 2 NaBr + 2 H2
Ba3(PO4)2(s) + H{+} = Ba{2+} + H3PO4(aq) =>
Ba3(PO4)2(s) + 6 H{+} = 3 Ba{2+} + 2 H3PO4(aq)
SbCl2 + Cl2 = SbCl5 =>
2 SbCl2 + 3 Cl2 = 2 SbCl5
Cl2 + CuI2 = CuCl + I =>
Cl2 + 2 CuI2 = 2 CuCl + 4 I
Na2SiO3 + NaHSO4 = SiO2 + Na2SO4 + H2O =>
Na2SiO3 + 2 NaHSO4 = SiO2 + 2 Na2SO4 + H2O
H2S + BaO = BaS + H2O =>
H2S + BaO = BaS + H2O
Cr + Co(NO3)2 = Co + Cr(NO3)2 =>
Cr + Co(NO3)2 = Co + Cr(NO3)2
CrO3 + H2O = CrO4 + H2 =>
CrO3 + H2O = CrO4 + H2
FeCl3 + H2O + KNCS = [Fe(NCS)(H2O)5] + KCl + Cl =>
FeCl3 + 5 H2O + KNCS = [Fe(NCS)(H2O)5] + KCl + 2 Cl
MnSO4 + K2S2O8 + H2O = HMnO4 + KHSO4 + H2SO4 =>
2 MnSO4 + 5 K2S2O8 + 8 H2O = 2 HMnO4 + 10 KHSO4 + 2 H2SO4
MnO3 = O2 + MnO =>
MnO3 = O2 + MnO
Cu + Ag{+] = Cu{2+}+Ag =>
Cu + 2 Ag{+] = Cu{2+}+2Ag
Mg + Cr(C2H3O2)3 = Mg(C2H3O2)2 + Cr =>
3 Mg + 2 Cr(C2H3O2)3 = 3 Mg(C2H3O2)2 + 2 Cr
HCO3{-} + C6H8O7 = CO2 + H2O + C6H8O7{3-} =>
18 HCO3{-} + 7 C6H8O7 = 24 CO2 + 13 H2O + 6 C6H8O7{3-}
Mg2{+} + O2{-} = MgO =>
Mg2{+} + O2{-} = 2 MgO
Ba(NO3)2 + K2SO4 = BaK2 + (NO3)2SO4 =>
Ba(NO3)2 + K2SO4 = BaK2 + (NO3)2SO4
Fe + COSO4 = FeSO4 + CO =>
Fe + COSO4 = FeSO4 + CO
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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