| Équations équilibrées la veille |
3 CaCl2 + 2(NH4)2HPO4 = Ca3(PO4)2 + 4 NH4Cl + 2 HCl
NaCIO3 = NaCI + O2 =>
2 NaCIO3 = 2 NaCI + 3 O2
C10H15NO + HI = C10H14NI + H2O =>
C10H15NO + HI = C10H14NI + H2O
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn =>
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn
CH3((CH2)4)CH3(g) + O2(g) = CO2(g) + H2O(g) =>
2 CH3((CH2)4)CH3(g) + 19 O2(g) = 12 CO2(g) + 14 H2O(g)
N2SO4 + NaCl = Na2SO4 + NCl =>
N2SO4 + 2 NaCl = Na2SO4 + 2 NCl
Se + H2O = SeO + H2 =>
Se + H2O = SeO + H2
CaO + C2 = CaC2 + CO =>
2 CaO + 3 C2 = 2 CaC2 + 2 CO
C6H6NBr + HBr = C6H7NBr2 =>
C6H6NBr + HBr = C6H7NBr2
NH4OH + HCl = NH4Cl + H2O =>
NH4OH + HCl = NH4Cl + H2O
Mg + CO2 = CO + MgO =>
Mg + CO2 = CO + MgO
Al(ClO3)3 + CaS = Al2S3 + Ca(ClO3)2 =>
2 Al(ClO3)3 + 3 CaS = Al2S3 + 3 Ca(ClO3)2
I{-} + Br2 + OH{-} = IO3{-} + Br{-} + H2O =>
I{-} + 3 Br2 + 6 OH{-} = IO3{-} + 6 Br{-} + 3 H2O
Co + H2SO3 = Co2(SO3)3 + H2 =>
2 Co + 3 H2SO3 = Co2(SO3)3 + 3 H2
Hg{2+} + H5IO6 = Hg5(IO6)2 + H{+} =>
5 Hg{2+} + 2 H5IO6 = Hg5(IO6)2 + 10 H{+}
AgNO3(aq) + CoCl2(aq) = AgCl2(s) + CoNO3(aq) =>
AgNO3(aq) + CoCl2(aq) = AgCl2(s) + CoNO3(aq)
Zn(CH3COO)2 + Na2S = ZnS + CH3COONa =>
Zn(CH3COO)2 + Na2S = ZnS + 2 CH3COONa
BaCl2(aq) + NaOH(aq) = Ba(OH)2 + Na(Cl) =>
BaCl2(aq) + 2 NaOH(aq) = Ba(OH)2 + 2 Na(Cl)
C2H4Cl2 + Cl2 = C2HCl3 + HCl =>
C2H4Cl2 + 2 Cl2 = C2HCl3 + 3 HCl
NiSO4 + FeCl2 = NiCl2 + FeSO4 =>
NiSO4 + FeCl2 = NiCl2 + FeSO4
H2C6H7O5 + H2O = H3C6H7O5 + OH =>
H2C6H7O5 + H2O = H3C6H7O5 + OH
HC3H5O3 + NaOH = NaC3H5O3 + H2O =>
HC3H5O3 + NaOH = NaC3H5O3 + H2O
Cr2(SO4)3 + Na2SO3 + H2O = Cr(OH)3 + H2SO3 + Na2SO4 =>
Cr2(SO4)3 + 3 Na2SO3 + 6 H2O = 2 Cr(OH)3 + 3 H2SO3 + 3 Na2SO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
HFeO2 = Fe2O3 + H2O =>
2 HFeO2 = Fe2O3 + H2O
calciumchloride + H2CO3 = calciumcarbonate + HCl =>
CaCl2 + H2CO3 = CaCO3 + 2 HCl
NaCl + KMnO4 + H2SO4 = Cl2 + MnSO4 + K2SO4 + NaSO4 + H2O =>
10 NaCl + 4 KMnO4 + 16 H2SO4 = 5 Cl2 + 4 MnSO4 + 2 K2SO4 + 10 NaSO4 + 16 H2O
C3H7CH + O2 = CO2 + H2O =>
C3H7CH + 6 O2 = 4 CO2 + 4 H2O
K2CrO4 + NaOH + SnCl2 + H2O = K2Na(Cr(OH)6) + Na2(Sn(OH)6) + NaCl =>
2 K2CrO4 + 14 NaOH + 3 SnCl2 + 8 H2O = 2 K2Na(Cr(OH)6) + 3 Na2(Sn(OH)6) + 6 NaCl
Mg(OH)2(s) + HCl(l) = MgCl2 + H2O =>
Mg(OH)2(s) + 2 HCl(l) = MgCl2 + 2 H2O
Sg + O2 = SgO =>
2 Sg + O2 = 2 SgO
Fe + HNO3(conc) = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3(conc) = Fe(NO3)3 + NO + 2 H2O
Ni + O = Ni2O3 =>
2 Ni + 3 O = Ni2O3
CO2 + O3 = CO3 =>
3 CO2 + O3 = 3 CO3
C6H8O6(s) + O2(g) = CO2(g) + H2O(g) =>
C6H8O6(s) + 5 O2(g) = 6 CO2(g) + 4 H2O(g)
CrCl2 + H2SO4 = Cr2(SO4)3 + HCl + SO2 + H2O =>
2 CrCl2 + 4 H2SO4 = Cr2(SO4)3 + 4 HCl + SO2 + 2 H2O
H2SO4 + Pb(CH3CO2)2 = PbSO4 + CH3CO2H =>
H2SO4 + Pb(CH3CO2)2 = PbSO4 + 2 CH3CO2H
FeCl3 + H2O2 = FeCl2 + HCl + O2 =>
2 FeCl3 + H2O2 = 2 FeCl2 + 2 HCl + O2
CrCl3 + Cl2 + NaOH = Na2CrO4 + NaCl + H2O =>
2 CrCl3 + 3 Cl2 + 16 NaOH = 2 Na2CrO4 + 12 NaCl + 8 H2O
Cu + H{+} = Cu{+2} + H2 =>
Cu + 2 H{+} = Cu{+2} + H2
K2SeO4 + HCl = K2SeO3 + Cl2 + H2O =>
K2SeO4 + 2 HCl = K2SeO3 + Cl2 + H2O
Pb(NO3)2 + PbO = PbNO2 + O2 =>
2 Pb(NO3)2 + 2 PbO = 4 PbNO2 + 3 O2
Cr(OH)2 + OH{-} = CrO4{2-} + Cr + H2O =>
3 Cr(OH)2 + 2 OH{-} = CrO4{2-} + 2 Cr + 4 H2O
N + O2 + H2O = NH4NO3 =>
4 N + O2 + 4 H2O = 2 NH4NO3
FeCl3 + Na2HPO4 = FePO4 + NaCl + NaH2PO4 =>
FeCl3 + 2 Na2HPO4 = FePO4 + 3 NaCl + NaH2PO4
F2 + Fr2 = FFr =>
F2 + Fr2 = 2 FFr
CaCl2 + Li3PO4 = LiCl + Ca3(PO4)2 =>
3 CaCl2 + 2 Li3PO4 = 6 LiCl + Ca3(PO4)2
(NH4)6Mo7O24*4H2O + HCl = H2MoO4 + Cl(NH4) =>
(NH4)6Mo7O24*4H2O + 6 HCl = 7 H2MoO4 + 6 Cl(NH4)
CH2(CH)2 + O2 = CO2 + H2O =>
CH2(CH)2 + 4 O2 = 3 CO2 + 2 H2O
Fe2O3 + CO2 = Fe2(CO3)3 =>
Fe2O3 + 3 CO2 = Fe2(CO3)3
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