| Équations équilibrées la veille |
H2CO3(ag) + Ba(OH)2(ag) = BaCO3(ag) + 2 H2O
Ca(CO3) + KNO3 = Ca(NO3)2 + K2CO3 =>
Ca(CO3) + 2 KNO3 = Ca(NO3)2 + K2CO3
CH4 + O2 = C + OH =>
CH4 + 2 O2 = C + 4 OH
KMnO4 + KOH + CH3CHO = K2MnO4 + CH3COOH + H2O =>
2 KMnO4 + 2 KOH + CH3CHO = 2 K2MnO4 + CH3COOH + H2O
KBr + KIO3 + H2SO4 = Br + I2 + K2SO4 + H2O =>
10 KBr + 2 KIO3 + 6 H2SO4 = 10 Br + I2 + 6 K2SO4 + 6 H2O
K2Cr2O7 + H2SO4 + Cu = Cr2(SO4)3 + K2SO4 + CuSO4 + H2O =>
K2Cr2O7 + 7 H2SO4 + 3 Cu = Cr2(SO4)3 + K2SO4 + 3 CuSO4 + 7 H2O
H2 + CBr4 = HBr + C =>
2 H2 + CBr4 = 4 HBr + C
C2H2O2 + O2 = CO2 + H2O =>
2 C2H2O2 + 3 O2 = 4 CO2 + 2 H2O
CH3COONa + CH3OH = CH3COOCH3 + NaOH =>
CH3COONa + CH3OH = CH3COOCH3 + NaOH
NH4CNS + FeCl3 = NH4Cl + Fe(CNS)3 =>
3 NH4CNS + FeCl3 = 3 NH4Cl + Fe(CNS)3
Pb + NaCl = Na2Pb + Cl =>
Pb + 2 NaCl = Na2Pb + 2 Cl
CuSO4(s) + KI(s) = I2(g) + CuI(s) + K2SO4(s) =>
2 CuSO4(s) + 4 KI(s) = I2(g) + 2 CuI(s) + 2 K2SO4(s)
Al(s) + HNO3(l) = Al(NO3)3(ac) + NO(g) + H2O(l) =>
Al(s) + 4 HNO3(l) = Al(NO3)3(ac) + NO(g) + 2 H2O(l)
Zn + Pb(ClO4)4 = Zn(ClO4)2 + Pb =>
2 Zn + Pb(ClO4)4 = 2 Zn(ClO4)2 + Pb
(NH4)3AsO4 + Zn(OH)2 = NH4OH + Zn3(AsO4)2 =>
2(NH4)3AsO4 + 3 Zn(OH)2 = 6 NH4OH + Zn3(AsO4)2
CaBr2(aq) + AgNO3(aq) = AgBr + Ca(NO3)2 =>
CaBr2(aq) + 2 AgNO3(aq) = 2 AgBr + Ca(NO3)2
ZnCl{2} + AgNO{3} = AgCl + Zn(NO{3}){2} =>
ZnCl{2} + AgNO{3} = AgCl + Zn(NO{3}){2}
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
NH4OH + CaCO3 = (NH4)2CO3 + Ca(OH)2 =>
2 NH4OH + CaCO3 = (NH4)2CO3 + Ca(OH)2
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
K2S + HNO3 = NO2 + K2SO4 + H2O =>
K2S + 8 HNO3 = 8 NO2 + K2SO4 + 4 H2O
CrO3 + Fe3O4 = FeCr + O2 =>
6 CrO3 + 2 Fe3O4 = 6 FeCr + 13 O2
Pb(CH3CO2)2(aq) + HCl(aq) = PbCl2(s) + CH3COOH(aq) =>
Pb(CH3CO2)2(aq) + 2 HCl(aq) = PbCl2(s) + 2 CH3COOH(aq)
IO + H2O = H2IO2 =>
IO + H2O = H2IO2
Na2Co3 + CaCl2*2H2O = CaCo3 + NaCl + H2O =>
Na2Co3 + CaCl2*2H2O = CaCo3 + 2 NaCl + 2 H2O
K2Cr2O7 + HCl = Cl2 + CrCl3 + H2O + KCl =>
K2Cr2O7 + 14 HCl = 3 Cl2 + 2 CrCl3 + 7 H2O + 2 KCl
HCl + CrO3 = Cl2 + CrCl3 + H2O =>
12 HCl + 2 CrO3 = 3 Cl2 + 2 CrCl3 + 6 H2O
NiO = Ni + O2 =>
2 NiO = 2 Ni + O2
PbO + NH3 = H2O + N2 + Pb0 =>
3 PbO + 2 NH3 = 3 H2O + N2 + 3 Pb0
NO + Cl = NOCl2 =>
NO + 2 Cl = NOCl2
MnO4 + (SO3)2 = (SO4)2 + Mn =>
MnO4 + 2(SO3)2 = 2(SO4)2 + Mn
Ge3N4 + H2O = Ge(OH)4 + NH3 =>
Ge3N4 + 12 H2O = 3 Ge(OH)4 + 4 NH3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Ga2O3 = Ga2 + O3 =>
Ga2O3 = Ga2 + O3
MgCO3 + CaSO4 = MgSO4 + CaCO3 =>
MgCO3 + CaSO4 = MgSO4 + CaCO3
NaHSO4 + KMnO4 + H2O2 = HMnO4 + KHSO4 + O2 + NaOH =>
2 NaHSO4 + 2 KMnO4 + 2 H2O2 = 2 HMnO4 + 2 KHSO4 + O2 + 2 NaOH
C7H8 + HNO2 = C7H5(NO2)3 + H2 =>
C7H8 + 3 HNO2 = C7H5(NO2)3 + 3 H2
NaO2 + Cu(OH) = Na(OH) + CuO2 =>
NaO2 + Cu(OH) = Na(OH) + CuO2
Hg + NH4OH = Hg2(NH3) + H2O =>
2 Hg + NH4OH = Hg2(NH3) + H2O
Fe + PbSO4 = Fe2(SO4)3 + Pb =>
2 Fe + 3 PbSO4 = Fe2(SO4)3 + 3 Pb
Ba(OH){2} + FeSO{4} = BaSO{4} + Fe(OH){2} =>
Ba(OH){2} + FeSO{4} = BaSO{4} + Fe(OH){2}
Sn{6+} + e = Sn =>
Sn{6+} + 6e = Sn
Fe + Na2 = FeNa3 =>
2 Fe + 3 Na2 = 2 FeNa3
NiO + H2 = Ni + H2O =>
NiO + H2 = Ni + H2O
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
H2SO4 + NaCo3 = HCo3 + Na2SO4 =>
H2SO4 + 2 NaCo3 = 2 HCo3 + Na2SO4
(NH4)3(PO)4 + Na2(SO)4 = (NH4)2(SO)4 + Na3(PO)4 =>
2(NH4)3(PO)4 + 3 Na2(SO)4 = 3(NH4)2(SO)4 + 2 Na3(PO)4
Rb + HNO3 = RbNO3 + NH3 + H2O =>
8 Rb + 9 HNO3 = 8 RbNO3 + NH3 + 3 H2O
Zn + KOH = K2ZnO2H2 =>
Zn + 2 KOH = K2ZnO2H2
Mg + C6H8O7 = Mg(C6H6O7) + H2 =>
Mg + C6H8O7 = Mg(C6H6O7) + H2
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Équations équilibrées sur01/07/25
Équations équilibrées sur02/06/24
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