| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn + Pb(NO3)2 = Pb + Zn(NO3)2(trees)
H2SO4 + FeO = Fe2(SO4)3 + SO2 + H2O =>
4 H2SO4 + 2 FeO = Fe2(SO4)3 + SO2 + 4 H2O
H2SO4 + Na2S = Na(SO4)2 + SO2 + H2O =>
10 H2SO4 + Na2S = 2 Na(SO4)2 + 7 SO2 + 10 H2O
CH3CHO + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2 =>
8 CH3CHO + 2 KMnO4 + 3 H2SO4 = 8 CH3COOH + K2SO4 + 2 MnSO4 + 3 H2
Na2O2(s) + H2O(g) + CO2(g) = NaHCO3(s) + O2(g) =>
2 Na2O2(s) + 2 H2O(g) + 4 CO2(g) = 4 NaHCO3(s) + O2(g)
Sr(NO3)2 + Na2S2O3 = SrS2O3 + NaNO3 =>
Sr(NO3)2 + Na2S2O3 = SrS2O3 + 2 NaNO3
C6H12 + O6 = CO2 + C2H5OH =>
C6H12 + O6 = 2 CO2 + 2 C2H5OH
K2O + B2O3 = K3BO3 =>
3 K2O + B2O3 = 2 K3BO3
MnO4 + NH3 = NO3 + MnO2 + OH =>
3 MnO4 + NH3 = NO3 + 3 MnO2 + 3 OH
CaCl2 + Na3AsO3 = Ca3(AsO3)2 + NaCl =>
3 CaCl2 + 2 Na3AsO3 = Ca3(AsO3)2 + 6 NaCl
NaHCO3 = NaH + CO3 =>
NaHCO3 = NaH + CO3
CuSO4*H2O + Al = CuS + Al2O3 + H2 =>
3 CuSO4*H2O + 10 Al = 3 CuS + 5 Al2O3 + 3 H2
Sr(HSO3)2 = SrSO3 + SO2 + H2O =>
Sr(HSO3)2 = SrSO3 + SO2 + H2O
Ca(OH)2 + Na2CO3 = CaCO3 + NaOH =>
Ca(OH)2 + Na2CO3 = CaCO3 + 2 NaOH
Ag + FeCl3 = AgCl + FeCl2 =>
Ag + FeCl3 = AgCl + FeCl2
Al{3} + SO4{-2} + H2O + K{+} = KAl(SO4)2*12H2O =>
Al{3} + 2 SO4{-2} + 12 H2O + K{+} = KAl(SO4)2*12H2O
NaI(aq) + Cl2(g) = NaCl(s) + I2(s) =>
2 NaI(aq) + Cl2(g) = 2 NaCl(s) + I2(s)
Fe(s) + Pb(NO3)2(aq) = Fe(NO3)2(aq) + Pb(s) =>
Fe(s) + Pb(NO3)2(aq) = Fe(NO3)2(aq) + Pb(s)
NCl3 + water = ammonia + hypochlorousacid =>
NCl3 + 3 H2O = NH3 + 3 HClO
K2O + Ca = K + CaO =>
K2O + Ca = 2 K + CaO
Ni + CO = Ni(CO)4 =>
Ni + 4 CO = Ni(CO)4
Al(OH)3(s) + NaOH(aq) = H2O(l) + NaAlO2(aq) =>
Al(OH)3(s) + NaOH(aq) = 2 H2O(l) + NaAlO2(aq)
Cu(NO3)2(aq) + NaI(aq) = CuI(s) + I2(s) + NaNO3(aq) =>
2 Cu(NO3)2(aq) + 4 NaI(aq) = 2 CuI(s) + I2(s) + 4 NaNO3(aq)
CaCl2(aq) + AgNO3(aq) = Ca(NO3)(aq) + AgCl2 =>
CaCl2(aq) + AgNO3(aq) = Ca(NO3)(aq) + AgCl2
Na2C204 + KBrO3 + H2O = CO2 + KBr + NaOH =>
3 Na2C204 + 409 KBrO3 + 3 H2O = 612 CO2 + 409 KBr + 6 NaOH
Sc4C3 = Sc5 + C2 =>
10 Sc4C3 = 8 Sc5 + 15 C2
S + Al = Al3S2 =>
2 S + 3 Al = Al3S2
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
FeCO3 + LiOH = Fe(OH)2 + Li2CO3 =>
FeCO3 + 2 LiOH = Fe(OH)2 + Li2CO3
CS2 + O = CS2O =>
CS2 + O = CS2O
SiH4 = H2 + Si =>
SiH4 = 2 H2 + Si
Ba(OH)2 + HNO3 = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O
Ba + Cl2 + Na(SO4) = NaCl + Ba(SO4) =>
2 Ba + Cl2 + 2 Na(SO4) = 2 NaCl + 2 Ba(SO4)
H2C2O4 + LiOH = Li2C2O4 + H2O =>
H2C2O4 + 2 LiOH = Li2C2O4 + 2 H2O
KMnO4 + C2H5OH = MnO2 + CH2COOH + KOH + H2O =>
5 KMnO4 + 3 C2H5OH = 5 MnO2 + 3 CH2COOH + 5 KOH + 2 H2O
Sr3PO4 + H2SO4 = Sr2SO4 + H3PO4 =>
2 Sr3PO4 + 3 H2SO4 = 3 Sr2SO4 + 2 H3PO4
KClO3 + CH3COOH + H2SO4 = ClO2 + CO2 + KHSO4 + H2O =>
8 KClO3 + CH3COOH + 8 H2SO4 = 8 ClO2 + 2 CO2 + 8 KHSO4 + 6 H2O
Li2CO3 + HNO3 = LiNO3 + H2CO3 =>
Li2CO3 + 2 HNO3 = 2 LiNO3 + H2CO3
H2O + CN = HO + CNH =>
H2O + CN = HO + CNH
NaOH + NaNO2 + Al + H2O = NH3 + NaAlO2 =>
NaOH + NaNO2 + 2 Al + H2O = NH3 + 2 NaAlO2
Mg(NO3)2 + NH3 + H2O = Mg(OH)2 + NH4NO3 =>
Mg(NO3)2 + 2 NH3 + 2 H2O = Mg(OH)2 + 2 NH4NO3
K2Cr2O2 + KI + H2SO4 = K2SO4 + Cr2(S04)3 + I2 + H2O =>
K2Cr2O2 + 74 KI + 50 H2SO4 = 38 K2SO4 + Cr2(S04)3 + 37 I2 + 50 H2O
Fe + Sn(NO3)2 = Fe(NO3)2 + Sn =>
Fe + Sn(NO3)2 = Fe(NO3)2 + Sn
MgCO3 = CO2 + MgO =>
MgCO3 = CO2 + MgO
H2ONa = NaH2O =>
H2ONa = NaH2O
K2Cr2O7 + AgNO3 = Cr2O7 + Ag + KNO3 =>
K2Cr2O7 + 2 AgNO3 = Cr2O7 + 2 Ag + 2 KNO3
Al2O3 + H2O = Al2OH + H2O3 =>
4 Al2O3 + 7 H2O = 4 Al2OH + 5 H2O3
OB = O + B =>
OB = O + B
H3O{+} + CO3{-2} = H2CO3 + H2O =>
2 H3O{+} + CO3{-2} = H2CO3 + 2 H2O
Fe2(CO3)3 + HNO3 = Fe(NO3)3 + H2O + CO2 =>
Fe2(CO3)3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O + 3 CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/08/25
Équations équilibrées sur02/07/24
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