| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn(OH)2 + 2 HO = [Zn(OH)4]
HCIO4(aq) + Ba(OH)2 = Ba(CIO4)2 + H2O =>
2 HCIO4(aq) + Ba(OH)2 = Ba(CIO4)2 + 2 H2O
FeCl{+2} + NaOH = Fe(OH){2} + NaCl =>
FeCl{+2} + NaOH = Fe(OH){2} + NaCl
H3O + NO = NH3 + O =>
H3O + NO = NH3 + 2 O
Li2CO3 + C2H4O2 = H2O + CO2 + LiCH3CO2 =>
Li2CO3 + 2 C2H4O2 = H2O + CO2 + 2 LiCH3CO2
Cr(NO3)3 + KOH = CrOH + K(NO3)3 =>
Cr(NO3)3 + KOH = CrOH + K(NO3)3
Na2Cr2O7 + S + H2O = SO2 + Cr2O3 + NaOH =>
2 Na2Cr2O7 + 3 S + 2 H2O = 3 SO2 + 2 Cr2O3 + 4 NaOH
Au + C = Au4C3 =>
4 Au + 3 C = Au4C3
H{+} + Cr2O7{-2} + H2SO4{-} = Cr{+3} + SO4{-2} + H2O =>
2 H{+} + Cr2O7{-2} + 6 H2SO4{-} = 2 Cr{+3} + 6 SO4{-2} + 7 H2O
H2O + OH{-} + Al2O3 = Al(OH)4{-} =>
3 H2O + 2 OH{-} + Al2O3 = 2 Al(OH)4{-}
CaSiO3(s) + HF(g) = CaF2(s) + H2O(l) + SiF4(s) =>
CaSiO3(s) + 6 HF(g) = CaF2(s) + 3 H2O(l) + SiF4(s)
C + MnSO4 + KClO3 + H2O2 = K2MnO4 + C*HSO4 + ClO2 + H2O =>
2 C + 2 MnSO4 + 4 KClO3 + 3 H2O2 = 2 K2MnO4 + 2 C*HSO4 + 4 ClO2 + 2 H2O
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Fe + HCI = FeCI + H2 =>
2 Fe + 2 HCI = 2 FeCI + H2
H2 + SO4 + Al(OH)3 = HOH + Al2(SO4)3 =>
3 H2 + 3 SO4 + 2 Al(OH)3 = 6 HOH + Al2(SO4)3
CuCl2(H2O)2 + Zn = ZnCl2 + Cu + H2O =>
CuCl2(H2O)2 + Zn = ZnCl2 + Cu + 2 H2O
NaC2H3O2 + Zn(NO3)2 = Na(NO3)2 + ZnC2H3O2 =>
NaC2H3O2 + Zn(NO3)2 = Na(NO3)2 + ZnC2H3O2
H2(g) + O2 = H2O(e) =>
2 H2(g) + O2 = 2 H2O(e)
Cu(s) + H{+} + NO3{-} = Cu{2+} + NO2 + H2O =>
Cu(s) + 4 H{+} + 2 NO3{-} = Cu{2+} + 2 NO2 + 2 H2O
Zn(s) + Pb(CH3COO)2(aq) = Zn(CH3COO)2(aq) + Pb(s) =>
Zn(s) + Pb(CH3COO)2(aq) = Zn(CH3COO)2(aq) + Pb(s)
PbOH + PbS = Pb + SOH =>
PbOH + PbS = 2 Pb + SOH
BaCO3 + NaHCO3 = Ba(HCO3)2 + Na2CO3 =>
BaCO3 + 2 NaHCO3 = Ba(HCO3)2 + Na2CO3
BeO + Ca(OH)2 = CaBeO2 + H2O =>
BeO + Ca(OH)2 = CaBeO2 + H2O
FeS4 + O2 = Fe3O4 + SO2 =>
3 FeS4 + 14 O2 = Fe3O4 + 12 SO2
SO4 + NaCl = Na2SO4 + ClSO4 =>
3 SO4 + 2 NaCl = Na2SO4 + 2 ClSO4
Na(OH) + H4SiO4 = Na4SiO4 + H2O =>
4 Na(OH) + H4SiO4 = Na4SiO4 + 4 H2O
FeO + Cl2 = FeCl3 + Cl2O3 =>
6 FeO + 11 Cl2 = 6 FeCl3 + 2 Cl2O3
Zn(OH)2 + NaOH = Na2[Zn(OH)4] =>
Zn(OH)2 + 2 NaOH = Na2[Zn(OH)4]
C6H14N4O2 + O2 = CO2 + NO + H2O =>
2 C6H14N4O2 + 21 O2 = 12 CO2 + 8 NO + 14 H2O
CH3CH(NH3Cl)CH3 + NaOH = CH3CH(NH2)CH3 + NaCl + H2O =>
CH3CH(NH3Cl)CH3 + NaOH = CH3CH(NH2)CH3 + NaCl + H2O
Mg + HCI = Mg2HCI =>
2 Mg + HCI = Mg2HCI
Cu{2+} + C2O4{2-} = CuC2O4 =>
Cu{2+} + C2O4{2-} = CuC2O4
C2H5OH = C2H4 + H2O =>
C2H5OH = C2H4 + H2O
MgBr + KCH3COO = Mg(CH3COO)2 + K2Br =>
MgBr + 2 KCH3COO = Mg(CH3COO)2 + K2Br
C6H12 + O2 = CO2 + H2O1 =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O1
NaCl(l) = Na(l) + Cl2(g) =>
2 NaCl(l) = 2 Na(l) + Cl2(g)
HCOOH + C2H5OH = HCOOCH3CH2 + H2O =>
HCOOH + C2H5OH = HCOOCH3CH2 + H2O
FeCl3 + KOH = HCl + Fe2O3 + KCl =>
2 FeCl3 + 3 KOH = 3 HCl + Fe2O3 + 3 KCl
Fe{2+} + HOCl + H2O = Fe2O3 + Cl{-} + H{+} =>
2 Fe{2+} + HOCl + 2 H2O = Fe2O3 + Cl{-} + 5 H{+}
C7H5(NO2)3(s) = C(s) + CO(g) + N2(g) + H2O(l) =>
2 C7H5(NO2)3(s) = 7 C(s) + 7 CO(g) + 3 N2(g) + 5 H2O(l)
KMnO4 + Co = K + Co(MnO4)2 =>
2 KMnO4 + Co = 2 K + Co(MnO4)2
Ca(OH)2 + Cl2 + CH3CH2OH = HCOOCa + H2O + CaCl2 =>
5 Ca(OH)2 + 3 Cl2 + CH3CH2OH = 2 HCOOCa + 7 H2O + 3 CaCl2
C7H8 + Cu(OH)2 = CO2 + Cu + H2O =>
C7H8 + 18 Cu(OH)2 = 7 CO2 + 18 Cu + 22 H2O
Hg + NH3 = (Hg)3N2 + H2 =>
3 Hg + 2 NH3 = (Hg)3N2 + 3 H2
K2FeO4 + HCl = FeCl3 + Cl2 + KCl + H2O =>
2 K2FeO4 + 16 HCl = 2 FeCl3 + 3 Cl2 + 4 KCl + 8 H2O
H4 = H8 =>
2 H4 = H8
BaO2 + CO2 = Ba(CO3)2 =>
BaO2 + 2 CO2 = Ba(CO3)2
Li + C6H8O6 = LiC6H7O6 + H =>
Li + C6H8O6 = LiC6H7O6 + H
C10H14 + CH2Cl2 = C10H13 + HCl =>
13 C10H14 + 10 CH2Cl2 = 14 C10H13 + 20 HCl
(CaOH)2SO4 + KOH = Ca(OH)2 + K2SO4 =>
(CaOH)2SO4 + 2 KOH = 2 Ca(OH)2 + K2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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