| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2SO4 + CaBr2 = 2 KBr + CaSO4
BrO3{-} + S4O62{-} + H2O = Br{-} + SO42{-} + H{+} =>
209 BrO3{-} + 6 S4O62{-} + 9 H2O = 209 Br{-} + 24 SO42{-} + 18 H{+}
C6H5(CH3)2 + KMnO4 + KOH = C6H5(COOK)3 + K2MnO4 + H2O =>
9 C6H5(CH3)2 + 131 KMnO4 + 155 KOH = 8 C6H5(COOK)3 + 131 K2MnO4 + 107 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
HSiCl3 + H2O = H10Si10O15 + HCl =>
10 HSiCl3 + 15 H2O = H10Si10O15 + 30 HCl
C6H5(C2H5) + KMnO4 + H2SO4 = C6H5(CHOO) + MnSO4 + K2SO4 + H2O =>
35 C6H5(C2H5) + 54 KMnO4 + 81 H2SO4 = 40 C6H5(CHOO) + 54 MnSO4 + 27 K2SO4 + 136 H2O
PbCl2 + H2SO4 = HCl + PbSO4 =>
PbCl2 + H2SO4 = 2 HCl + PbSO4
K2SO4 + HBr = KBr + SO2 + H2O + O2 =>
2 K2SO4 + 4 HBr = 4 KBr + 2 SO2 + 2 H2O + O2
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
EDTA + Cu{2-} = [Cu(EDTA)]{2-} =>
EDTA + Cu{2-} = [Cu(EDTA)]{2-}
CH3CH2CH2CHO + Cu(OH)2 = CH3CH2CH2COOH + Cu2O + H2O =>
CH3CH2CH2CHO + 2 Cu(OH)2 = CH3CH2CH2COOH + Cu2O + 2 H2O
Cu(s) + HCl = CuCl2 + H2(g) =>
Cu(s) + 2 HCl = CuCl2 + H2(g)
Fe(NO3)2 + Mg(S) = Fe(S) + Mg(NO3)2 =>
Fe(NO3)2 + Mg(S) = Fe(S) + Mg(NO3)2
NaC6H7O2 + HCl = C6H8O2 + NaCl =>
NaC6H7O2 + HCl = C6H8O2 + NaCl
HCI + NaOH = NaCI + H2O =>
HCI + NaOH = NaCI + H2O
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
CH3CHCH3CCH + KMnO4 + H2SO4 = CH3CHCH3COOH + K2SO4 + MnSO4 + CO2 =>
25 CH3CHCH3CCH + 16 KMnO4 + 24 H2SO4 = 31 CH3CHCH3COOH + 8 K2SO4 + 16 MnSO4 + CO2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
CH3CHCH3CCH + KMnO4 + H2SO4 = CH3CHCH3COOH + K2SO4 + MnSO4 + CO2 =>
25 CH3CHCH3CCH + 16 KMnO4 + 24 H2SO4 = 31 CH3CHCH3COOH + 8 K2SO4 + 16 MnSO4 + CO2
K2CrO4 + NaCH3COO = KCH3COO + Na2CrO4 =>
K2CrO4 + 2 NaCH3COO = 2 KCH3COO + Na2CrO4
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
H14O11SZn = ZnSO4 + H2O =>
H14O11SZn = ZnSO4 + 7 H2O
MgBr2 + KOH = KBr + Mg(OH)2 =>
MgBr2 + 2 KOH = 2 KBr + Mg(OH)2
NaCI + F2 = CI + NaF =>
2 NaCI + F2 = 2 CI + 2 NaF
CaCO3 + H2SO4 = CaSO4 + H2CO3 =>
CaCO3 + H2SO4 = CaSO4 + H2CO3
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Zn + KNO2 + KOH + H2O = K2[Zn(OH)4] + NH3 =>
3 Zn + KNO2 + 5 KOH + 5 H2O = 3 K2[Zn(OH)4] + NH3
NaHCo3 + HCl = NaH + HCo3 + NaCl =>
2 NaHCo3 + HCl = NaH + 2 HCo3 + NaCl
Ba3N2 + HF = BaF2 + NH3 =>
Ba3N2 + 6 HF = 3 BaF2 + 2 NH3
Ca(HCO3)2 + Ca(OH)2 = Ca2(CO3)2 + H2O =>
Ca(HCO3)2 + Ca(OH)2 = Ca2(CO3)2 + 2 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Ca(OH)2 + NaOH = CaNa + (OH)2 =>
2 Ca(OH)2 + 2 NaOH = 2 CaNa + 3(OH)2
Al + FeO = Fe + AlO =>
Al + FeO = Fe + AlO
CaCO3 + NH3 = Ca(NH2)2 + H2CO3 =>
CaCO3 + 2 NH3 = Ca(NH2)2 + H2CO3
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
CuSO2Fe = CuFeSO2 =>
CuSO2Fe = CuFeSO2
K(Cl) + Pb(NO3)2 = K(NO3)2 + PbCl =>
K(Cl) + Pb(NO3)2 = K(NO3)2 + PbCl
HCI + CaCO3 = CaCI2 + H2O + CO =>
2 HCI + CaCO3 = CaCI2 + H2O + 2 CO
KMnO4 + NaOH + Na2SO3 = Na2MnO4 + Na2SO4 + H2O + KOH =>
2 KMnO4 + 4 NaOH + Na2SO3 = 2 Na2MnO4 + Na2SO4 + H2O + 2 KOH
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
K2[Zn(OH)4] + H2S = KHS + ZnS + H2O =>
K2[Zn(OH)4] + 3 H2S = 2 KHS + ZnS + 4 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
AlCl3 + NH4OH = NH4Cl + Al(OH)3 =>
AlCl3 + 3 NH4OH = 3 NH4Cl + Al(OH)3
C7H9 + HNO3 = C7H6(NO2)3 + H2O =>
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Al + H2 = AlH3 =>
2 Al + 3 H2 = 2 AlH3
Hg + H2SO4 = HgSO4 + SO2 + H2O =>
Hg + 2 H2SO4 = HgSO4 + SO2 + 2 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
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Équations équilibrées sur11/11/24
Équations équilibrées sur12/11/23
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