| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Sn + 2 CH3COOH = 2 SnCH3COO + H2
SO4 = S + O2 =>
SO4 = S + 2 O2
(NH4)3P + CaSO4 = (NH4)2SO4 + Ca3P2 =>
2(NH4)3P + 3 CaSO4 = 3(NH4)2SO4 + Ca3P2
Ag + NH4OH = AgNH4OH =>
Ag + NH4OH = AgNH4OH
Pb4 + CuCl = PbCu + Cl2 =>
Pb4 + 4 CuCl = 4 PbCu + 2 Cl2
H2O2 + H2PO2{-3} = H2O + PO4{-3} =>
3 H2O2 + H2PO2{-3} = 4 H2O + PO4{-3}
Cr + HCIO3 = Cr(CIO3)2 + H2 =>
Cr + 2 HCIO3 = Cr(CIO3)2 + H2
CH3COOH + Fe + O2 = Fe2O3(H2O) + CO2 =>
CH3COOH + 4 Fe + 5 O2 = 2 Fe2O3(H2O) + 2 CO2
Ti(NO3)4 = Ti + NO3 =>
Ti(NO3)4 = Ti + 4 NO3
IBr5 + F2 = IF5 + BrF =>
IBr5 + 5 F2 = IF5 + 5 BrF
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Mg + NH3 = Mg{2+} + H2 + NH2{-} =>
Mg + 2 NH3 = Mg{2+} + H2 + 2 NH2{-}
MnO4 + H{+} + Co{2+} = Mn{2+} + Co{3+} + H2O =>
MnO4 + 8 H{+} + 6 Co{2+} = Mn{2+} + 6 Co{3+} + 4 H2O
CH3CH3(g) + O2(g) = CO2(g) + HH2O(g) =>
CH3CH3(g) + 3 O2(g) = 2 CO2(g) + 2 HH2O(g)
FeCo3 + KOH = FeK + Co3OH =>
FeCo3 + KOH = FeK + Co3OH
MgSO4 + NH3 = MgH3 + NSO4 =>
MgSO4 + NH3 = MgH3 + NSO4
BaN = barium + nitrogen =>
2 BaN = 2 Ba + N2
Na2SiO3 + Ca(OH)2 = CaSiO3 + NaOH =>
Na2SiO3 + Ca(OH)2 = CaSiO3 + 2 NaOH
UO2 + O2 = UO3 =>
2 UO2 + O2 = 2 UO3
Zn + AgI = ZnI2 + Ag =>
Zn + 2 AgI = ZnI2 + 2 Ag
C3(H8) + O2 = C(O2) + H2(O) =>
C3(H8) + 5 O2 = 3 C(O2) + 4 H2(O)
CH3COOH(aq) + Na(s) = CH3COONa(aq) + H2(g) =>
2 CH3COOH(aq) + 2 Na(s) = 2 CH3COONa(aq) + H2(g)
Cl2 + SO2 = Cl2O + SOCl2 =>
2 Cl2 + SO2 = Cl2O + SOCl2
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
(HCO3)2Ca = Ca(OH)2 + CO2 =>
(HCO3)2Ca = Ca(OH)2 + 2 CO2
KCl + KIO3 + H2SO4 = I2 + KClO4 + K2SO4 + H2O =>
5 KCl + 8 KIO3 + 4 H2SO4 = 4 I2 + 5 KClO4 + 4 K2SO4 + 4 H2O
C34H24N6O14S4Na4 + H2O2 = CO2 + H2O + NO2 + SO2 + NaOH =>
C34H24N6O14S4Na4 + 88 H2O2 = 34 CO2 + 98 H2O + 6 NO2 + 4 SO2 + 4 NaOH
CaCl2 + K2CO3 = CaCO3 + KCl =>
CaCl2 + K2CO3 = CaCO3 + 2 KCl
MgSO4 + NaF = Na2SO4 + MgF2 =>
MgSO4 + 2 NaF = Na2SO4 + MgF2
Na2S(aq) + Pb(NO3)2(aq) = PbS(s) + NaNO3 =>
Na2S(aq) + Pb(NO3)2(aq) = PbS(s) + 2 NaNO3
Au + H2SeO4 = Au(SeO4)3 + SeO2 + H2O =>
Au + 6 H2SeO4 = Au(SeO4)3 + 3 SeO2 + 6 H2O
KMnO4 + NaOH + Na2SO3 = Na2SO4 + Na2MnO4 + KOH + H2O =>
2 KMnO4 + 4 NaOH + Na2SO3 = Na2SO4 + 2 Na2MnO4 + 2 KOH + H2O
F2 + HN3 = N2F4 + HF =>
7 F2 + 2 HN3 = 3 N2F4 + 2 HF
MgSO4 + NaF = Na2SO4 + MgF2 =>
MgSO4 + 2 NaF = Na2SO4 + MgF2
H2SO4 + Ca(CO3) = Ca(SO4) + CH2O3 =>
H2SO4 + Ca(CO3) = Ca(SO4) + CH2O3
AlBr3 + Mg = Mg3Al2 + Br2 =>
2 AlBr3 + 3 Mg = Mg3Al2 + 3 Br2
FeCr2O4 + O2 = Cr2O6 + Fe =>
FeCr2O4 + O2 = Cr2O6 + Fe
C9H8O + C5H8O = C17H14 + H2O =>
4 C9H8O + 3 C5H8O = 3 C17H14 + 7 H2O
Fe + Ti = TiFe =>
Fe + Ti = TiFe
Fe(OH)3 + H3PO4 = Fe2(OH)3PO4 + H2O =>
2 Fe(OH)3 + H3PO4 = Fe2(OH)3PO4 + 3 H2O
Zn{2+} + NH4OH = Zn(OH)4{2-} + NH4{+} =>
Zn{2+} + 4 NH4OH = Zn(OH)4{2-} + 4 NH4{+}
MnO2 + Li2SO3 + H2SO4 = MnSO4 + Li2SO4 + H2O =>
MnO2 + Li2SO3 + H2SO4 = MnSO4 + Li2SO4 + H2O
Na2C2O4 + SrCl2 = NaCl + Sr2(C2O4)2 =>
2 Na2C2O4 + 2 SrCl2 = 4 NaCl + Sr2(C2O4)2
CuCl + HCl + O2 = CuCl2 + H2O2 =>
2 CuCl + 2 HCl + O2 = 2 CuCl2 + H2O2
Mg(NO3)2 + NaClO = Mg(ClO)2 + NaNO3 =>
Mg(NO3)2 + 2 NaClO = Mg(ClO)2 + 2 NaNO3
NaPb + C2H5Cl = Pb[C2H5]4 + Pb + NaCl =>
4 NaPb + 4 C2H5Cl = Pb[C2H5]4 + 3 Pb + 4 NaCl
CO2 + CaO = CaCO3 = =>
CO2 + CaO = CaCO3
Sb2S3 + HNO3 = H3SbO4 + SO2 + NO + H2 =>
2 Sb2S3 + 14 HNO3 = 4 H3SbO4 + 6 SO2 + 14 NO + H2
C125H258O78N35S + O2 = CO2 + H2O + NH3 + SO2 =>
4 C125H258O78N35S + 501 O2 = 500 CO2 + 306 H2O + 140 NH3 + 4 SO2
C7H6O2 + NaOH = C7H5O2Na + H2O =>
C7H6O2 + NaOH = C7H5O2Na + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/03/25
Équations équilibrées sur03/05/24
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