| Équations équilibrées la veille | Équations équilibrées le lendemain |
Br + 3 O = BrO3
I3{-} + S2O3{-2} = I{-} + S4O6{-2} =>
I3{-} + 2 S2O3{-2} = 3 I{-} + S4O6{-2}
Br2(l) + KI(aq) = KBr(aq) + I2(l) =>
Br2(l) + 2 KI(aq) = 2 KBr(aq) + I2(l)
Ca + H{3}PO{4} = Ca{3}PO{4}{2} + H{2} =>
Ca + 3 H{3}PO{4} = Ca{3}PO{4}{2} + 3 H{2}
Na2SO4 + H2 = Na + H2O + SO2 =>
Na2SO4 + 2 H2 = 2 Na + 2 H2O + SO2
(NH2)2CO + CuSO4 = [Cu(NH2)2CO]SO4 =>
(NH2)2CO + CuSO4 = [Cu(NH2)2CO]SO4
CH3CO(OH) + Cu = CH3CO + Cu(OH) =>
CH3CO(OH) + Cu = CH3CO + Cu(OH)
NaHSO4 + KHSO3 = KNaSO4 + H2O + SO2 =>
NaHSO4 + KHSO3 = KNaSO4 + H2O + SO2
H2O + KOH = H2OKOH =>
H2O + KOH = H2OKOH
KMnO4 + KNO2 = MnO2 + NO2 + KO =>
KMnO4 + KNO2 = MnO2 + NO2 + 2 KO
CrNO3 + K3PO4 = K3NO3 + CrPO4 =>
CrNO3 + K3PO4 = K3NO3 + CrPO4
Na4SiO4 + H2SO4 = Na2SO4 + H4SiO4 =>
Na4SiO4 + 2 H2SO4 = 2 Na2SO4 + H4SiO4
H4O2CaSO42 + Al = CaS + Al2O3 + H2 =>
3 H4O2CaSO42 + 88 Al = 3 CaS + 44 Al2O3 + 6 H2
CaCO3 + SrCO3 + RuO2 = CaSrRu2O6 + CO2 =>
CaCO3 + SrCO3 + 2 RuO2 = CaSrRu2O6 + 2 CO2
Cr2O7{-}2 + SO2 + H = Cr + HSO{-}4 + H2O =>
Cr2O7{-}2 + SO2 + 17 H = 2 Cr + HSO{-}4 + 8 H2O
Na2Cr2O7 + CuCl2 = NaCl + CuCr2O7 =>
Na2Cr2O7 + CuCl2 = 2 NaCl + CuCr2O7
Pb{2+} + NH3 = PbH2 + N{3+} =>
3 Pb{2+} + 2 NH3 = 3 PbH2 + 2 N{3+}
Br2(l) + KI(aq) = I2(aq) + KBr(aq) =>
Br2(l) + 2 KI(aq) = I2(aq) + 2 KBr(aq)
C2H5OH + Br2 = BrOH + C2H5 =>
2 C2H5OH + Br2 = 2 BrOH + 2 C2H5
B(OH)3 + NH4F = NH4BF4 + NH3 + H2O =>
B(OH)3 + 4 NH4F = NH4BF4 + 3 NH3 + 3 H2O
Na2CrO4 + CuNO3 = Cu2CrO4 + NaNO3 =>
Na2CrO4 + 2 CuNO3 = Cu2CrO4 + 2 NaNO3
Fe{+3}(aq) + Al(s) = Fe{2+}(aq) + Al{+3}(aq) =>
3 Fe{+3}(aq) + Al(s) = 3 Fe{2+}(aq) + Al{+3}(aq)
Pb + H2CrO4 = H2 + Pb2(CrO4)4 =>
2 Pb + 4 H2CrO4 = 4 H2 + Pb2(CrO4)4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CH2CHCH3 + O2 = CO2 + H2O =>
2 CH2CHCH3 + 9 O2 = 6 CO2 + 6 H2O
Zn + Hg2(NO3)2 = Hg + Zn(NO3)2 =>
Zn + Hg2(NO3)2 = 2 Hg + Zn(NO3)2
(NH4)2(SO4) + NaCl = (NH4)Cl + Na2(SO4) =>
(NH4)2(SO4) + 2 NaCl = 2(NH4)Cl + Na2(SO4)
FeI2 + Hg(NO3)2 = HgI2 + Fe(NO3)2 =>
FeI2 + Hg(NO3)2 = HgI2 + Fe(NO3)2
S{6} + F{-} = SF6 =>
S{6} + 6 F{-} = SF6
NH3NI3(s) = N2(g) + NH4I(s) + I2(s) =>
8 NH3NI3(s) = 5 N2(g) + 6 NH4I(s) + 9 I2(s)
Pb(s) + HCl(aq) = PbCl2(ppt) + H2(g) =>
Pb(s) + 2 HCl(aq) = PbCl2(ppt) + H2(g)
C7H5CN + NaOH + H = C6H5COOH + C7H7ON + Na =>
7 C7H5CN + 9 NaOH + 11 H = C6H5COOH + 7 C7H7ON + 9 Na
Ca + F(PO4)3 + H2SO4 + H2O = (CaSO4*2H2O) + HF + H3PO4 =>
5 Ca + F(PO4)3 + 5 H2SO4 + 10 H2O = 5(CaSO4*2H2O) + HF + 3 H3PO4
H2 + SO4 + Al(OH)3 = Al2(SO4)2 + H2O =>
3 H2 + 2 SO4 + 2 Al(OH)3 = Al2(SO4)2 + 6 H2O
KClO3 + MnO2 = KCl + MnO4 =>
2 KClO3 + 3 MnO2 = 2 KCl + 3 MnO4
CUSO4 + NH4OH = [CU(NH3)4]SO4 + H2O =>
CUSO4 + 4 NH4OH = [CU(NH3)4]SO4 + 4 H2O
Fe2Cl3 = Cl2 + FeCl =>
2 Fe2Cl3 = Cl2 + 4 FeCl
CH3CH2CH2CHO + KMnO4 + H2SO4 = CH3CH2CH2COOH + K2SO4 + MnSO4 + H2O =>
5 CH3CH2CH2CHO + 2 KMnO4 + 3 H2SO4 = 5 CH3CH2CH2COOH + K2SO4 + 2 MnSO4 + 3 H2O
S4N4 + HgF2 = NSF3 + Hg2F2 =>
S4N4 + 12 HgF2 = 4 NSF3 + 6 Hg2F2
NH3*H2O + H2SO4 = NH4HSO4 + H2O =>
NH3*H2O + H2SO4 = NH4HSO4 + H2O
FeCl3 + NaOH = Fe(OH)3 + Na3(Cl)3 =>
FeCl3 + 3 NaOH = Fe(OH)3 + Na3(Cl)3
NaOH(aq) + C6H5COOH(s) = H2O(l) + Na(s) + C6H5COO =>
NaOH(aq) + C6H5COOH(s) = H2O(l) + Na(s) + C6H5COO
FeCl3 + Na(OH) = Fe(OH)3 + NaCl =>
FeCl3 + 3 Na(OH) = Fe(OH)3 + 3 NaCl
S2O9 = S + O2 =>
2 S2O9 = 4 S + 9 O2
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
FeS2(s) + O2(g) = Fe2O3(s) + SO2(g) =>
4 FeS2(s) + 11 O2(g) = 2 Fe2O3(s) + 8 SO2(g)
CaF2 + H2O = Ca(OH)2 + HF =>
CaF2 + 2 H2O = Ca(OH)2 + 2 HF
Cd + Pb(NO3)2 = Pb + Cd(NO3)2 =>
Cd + Pb(NO3)2 = Pb + Cd(NO3)2
Na2SiO3 + H3PO4 = Na3PO4 + H2SiO3 =>
3 Na2SiO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2SiO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/30/24
Équations équilibrées sur01/29/24
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