| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaF + Br2 = 2 NaBr + F2
FeCl2 + KNO3 + HCl = FeCl3 + NO + H2O + KCl =>
3 FeCl2 + KNO3 + 4 HCl = 3 FeCl3 + NO + 2 H2O + KCl
K2MnO4 + H2O = KMnO4 + MnO2 + KOH =>
3 K2MnO4 + 2 H2O = 2 KMnO4 + MnO2 + 4 KOH
NaFe(OH)4 + H2SO4 = Na2SO4 + Fe2(SO4)3 + H2O =>
2 NaFe(OH)4 + 4 H2SO4 = Na2SO4 + Fe2(SO4)3 + 8 H2O
CH2 + Br = CHBr + HBr =>
CH2 + 2 Br = CHBr + HBr
Au + Hg + S = AuHg99S =>
Au + 99 Hg + S = AuHg99S
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
SrF2 = Sr + F =>
SrF2 = Sr + 2 F
Cu(OH)2 + NaOH = Cu(OH)4{2-} + Na{+} =>
Cu(OH)2 + 2 NaOH = Cu(OH)4{2-} + 2 Na{+}
BaH2 + HCl = BaCl2 + H2 =>
BaH2 + 2 HCl = BaCl2 + 2 H2
Sn(NO2)4 + Pt3N4 = Sn3N4 + Pt(NO2)4 =>
3 Sn(NO2)4 + Pt3N4 = Sn3N4 + 3 Pt(NO2)4
Zn + NaCr2O7 + H2SO4 = ZnSO4 + Na2SO4 + Cr2(SO4) + H2O =>
11 Zn + 2 NaCr2O7 + 14 H2SO4 = 11 ZnSO4 + Na2SO4 + 2 Cr2(SO4) + 14 H2O
Fe{3+} + AgCl{-} = Ag + FeCl3 =>
Fe{3+} + 3 AgCl{-} = 3 Ag + FeCl3
K(s) + H2O(i) = KOH(aq) + H2 =>
2 K(s) + 2 H2O(i) = 2 KOH(aq) + H2
Fe + Cl9 = FeCl3 =>
3 Fe + Cl9 = 3 FeCl3
Fe + Hg(NO3)2 = Fe(NO3)3 + Hg =>
2 Fe + 3 Hg(NO3)2 = 2 Fe(NO3)3 + 3 Hg
Fe + S = Fe2S3 = =>
2 Fe + 3 S = Fe2S3
Fe3 + Ca2 = Fe3Ca =>
2 Fe3 + Ca2 = 2 Fe3Ca
K2Cr2O7 + H2SO4 + KI = K2SO4 + Cr2(SO4)3 + H2O + I =>
K2Cr2O7 + 7 H2SO4 + 6 KI = 4 K2SO4 + Cr2(SO4)3 + 7 H2O + 6 I
Na3PO4 + Ti(SO4)2 = Na2SO4 + Ti3(PO4)4 =>
4 Na3PO4 + 3 Ti(SO4)2 = 6 Na2SO4 + Ti3(PO4)4
SrO + Zn(SO4) = Sr(SO4) + ZnO =>
SrO + Zn(SO4) = Sr(SO4) + ZnO
Cr2S3 + HNO3 = Cr(NO3)3 + H2SO4 + NO2 + H2O =>
Cr2S3 + 30 HNO3 = 2 Cr(NO3)3 + 3 H2SO4 + 24 NO2 + 12 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Cu(OH)2 + NaOH = Cu(OH)4{2-} + Na{+} =>
Cu(OH)2 + 2 NaOH = Cu(OH)4{2-} + 2 Na{+}
KBr + Pb(NO3)2 = KNO3 + PbBr2 =>
2 KBr + Pb(NO3)2 = 2 KNO3 + PbBr2
C(grafit) + O2 = CO2 =>
C(grafit) + O2 = CO2
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
CO2 = CO + O2 =>
2 CO2 = 2 CO + O2
MgS + FeO = FeS + MgO =>
MgS + FeO = FeS + MgO
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Zn + AgNO3 = Ag + ZnNO3 =>
Zn + AgNO3 = Ag + ZnNO3
C2H3Cl3 + O2 = CO2 + H2O + Cl2 =>
4 C2H3Cl3 + 11 O2 = 8 CO2 + 6 H2O + 6 Cl2
FeCl3 + NH3 + H2O = NH4 + Fe(OH)3 + Cl =>
FeCl3 + 3 NH3 + 3 H2O = 3 NH4 + Fe(OH)3 + 3 Cl
CaSO4 + FeO = FeSO4 + CaO =>
CaSO4 + FeO = FeSO4 + CaO
Cr + O4 = CrO4 =>
Cr + O4 = CrO4
C5H6O + O2 = CO2 + H2O(water) =>
C5H6O + 6 O2 = 5 CO2 + 3 H2O(water)
Ca(CH3COO)2 + (NH4)3PO4 = Ca3(PO4)2 + NH4CH3COO =>
3 Ca(CH3COO)2 + 2(NH4)3PO4 = Ca3(PO4)2 + 6 NH4CH3COO
Fe + Cl2 = FeCl(s) =>
2 Fe + Cl2 = 2 FeCl(s)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Fe2O3BaO = BaFeO3FeO =>
Fe2O3BaO = BaFeO3FeO
Ru + Cl2 = Ru5Cl8 =>
5 Ru + 4 Cl2 = Ru5Cl8
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
C2H3NaO2 + H2O = C2H4O2 + NaOH =>
C2H3NaO2 + H2O = C2H4O2 + NaOH
ZnOCaCO3 = ZnCO3CaO =>
ZnOCaCO3 = ZnCO3CaO
NaOH + HOAc = NaAc + HOHO =>
NaOH + HOAc = NaAc + HOHO
Be(OH)2 + Na2SO4 = BeSO4 + NaOH =>
Be(OH)2 + Na2SO4 = BeSO4 + 2 NaOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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