| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 CaCl2 + 2 Li3Po4 = 6 LiCl + Ca3(Po4)2
As2S3 + HNO3 + H2SO3 = H3AsO4 + NO + H2SO5 =>
2 As2S3 + 24 HNO3 + H2SO3 = 4 H3AsO4 + 24 NO + 7 H2SO5
Fe(OH)2 + (NH3OH)Cl + H2O = Fe(OH)3 + NH4Cl =>
2 Fe(OH)2 + (NH3OH)Cl + H2O = 2 Fe(OH)3 + NH4Cl
MnCl2 + NaBiO3 + HNO3 = NaMnO4 + H2O + Bi2O5 + NaCl + NO =>
6 MnCl2 + 18 NaBiO3 + 10 HNO3 = 6 NaMnO4 + 5 H2O + 9 Bi2O5 + 12 NaCl + 10 NO
K2Cr2O7 + Al = Al2O3 + KAlO2 + Cr =>
K2Cr2O7 + 4 Al = Al2O3 + 2 KAlO2 + 2 Cr
Pb + KOH + O2 = K2PbO2 + H2O =>
2 Pb + 4 KOH + O2 = 2 K2PbO2 + 2 H2O
Zn + H2O + OH{-} = Zn(OH)4{-2} + H2 =>
Zn + 2 H2O + 2 OH{-} = Zn(OH)4{-2} + H2
Cu + C2H5NS = C2H5N + CuS =>
Cu + C2H5NS = C2H5N + CuS
H2SO4 + Na2S207 = NaOH + H2O + SO2 =>
415 H2SO4 + Na2S207 = 2 NaOH + 414 H2O + 622 SO2
KI + MnO2 + HCl = I2 + KCl + MnCl2 + H2O =>
2 KI + MnO2 + 4 HCl = I2 + 2 KCl + MnCl2 + 2 H2O
HNO3 + C6H7N = H2O + CO2 + N2 =>
31 HNO3 + 5 C6H7N = 33 H2O + 30 CO2 + 18 N2
CH3CH2I + CH3CH2NH2 = (CH3CH2)2NH + HI =>
CH3CH2I + CH3CH2NH2 = (CH3CH2)2NH + HI
C6H4OCl2 + ClO2 + NaOH = CO2 + H2O + NaCl =>
5 C6H4OCl2 + 24 ClO2 + 34 NaOH = 30 CO2 + 27 H2O + 34 NaCl
Al + NaOH + H2O = NaAlO2 + H2 =>
2 Al + 2 NaOH + 2 H2O = 2 NaAlO2 + 3 H2
MgO + Al = Mg + AlO =>
MgO + Al = Mg + AlO
KBr + K2CrO4 + H2SO4 = Br2 + K2SO4 + Cr2O3 + H2O =>
6 KBr + 2 K2CrO4 + 5 H2SO4 = 3 Br2 + 5 K2SO4 + Cr2O3 + 5 H2O
SO2 + H2O = H2 + H2SO4 =>
SO2 + 2 H2O = H2 + H2SO4
Fe3 + O5 = Fe8O9 =>
40 Fe3 + 27 O5 = 15 Fe8O9
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
CaCrO4(aq) + Sr(NO3)2 = Ca(NO3)2(aq) + SrCrO4 =>
CaCrO4(aq) + Sr(NO3)2 = Ca(NO3)2(aq) + SrCrO4
NaOH + CH4N2O + H2O = C2H2 + NaNO2 + H2 =>
4 NaOH + 2 CH4N2O + 2 H2O = C2H2 + 4 NaNO2 + 7 H2
H3AsO4 + HCl + Zn = ZnCl2 + H2O + AsH3 =>
H3AsO4 + 8 HCl + 4 Zn = 4 ZnCl2 + 4 H2O + AsH3
Pb(HCO3)4 = PbO2 + H2O + CO2 =>
Pb(HCO3)4 = PbO2 + 2 H2O + 4 CO2
Cr(OH)2 + H2O2 + NaOH = NaCrO7 + H2O =>
2 Cr(OH)2 + 11 H2O2 + 2 NaOH = 2 NaCrO7 + 14 H2O
BaCl2 + Na2C2O4 = BaC2O4 + NaCl =>
BaCl2 + Na2C2O4 = BaC2O4 + 2 NaCl
Mg(OH)2(aq) + HCl(aq) = MgCl2(aq) + H2O(l) =>
Mg(OH)2(aq) + 2 HCl(aq) = MgCl2(aq) + 2 H2O(l)
SO3 + H = SO2 + H2O =>
SO3 + 2 H = SO2 + H2O
Ba(HCO3)2 + Ca(OH)2 = Ba(OH)2 + Ca(HCO3)2 =>
Ba(HCO3)2 + Ca(OH)2 = Ba(OH)2 + Ca(HCO3)2
C6H5CHO + KMnO4 + H2O = C6H5COOH + MnO2 + KOH =>
3 C6H5CHO + 2 KMnO4 + H2O = 3 C6H5COOH + 2 MnO2 + 2 KOH
FeCl2 + H2O2 = FeCl3 + Fe(OH)3 =>
6 FeCl2 + 3 H2O2 = 4 FeCl3 + 2 Fe(OH)3
MgBr2 + Na3PO4 = NaBr2 + Mg3PO4 =>
3 MgBr2 + Na3PO4 = 3 NaBr2 + Mg3PO4
Cr2O7{2-} + SO2{+} + H2O = Cr{3+} + SO4{2-} + H{+} =>
Cr2O7{2-} + 6 SO2{+} + 5 H2O = 2 Cr{3+} + 6 SO4{2-} + 10 H{+}
Pb(NO3)2 = PbO + NNO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 2 NNO2 + 3 O2
Cr + SnCl3 = CrCl3 + Sn =>
Cr + SnCl3 = CrCl3 + Sn
CaSiO3 + NaOH = Na2SiO3 + Ca(OH)2 =>
CaSiO3 + 2 NaOH = Na2SiO3 + Ca(OH)2
KHC4H4O6 + H2O = H2C4H4O6 + KOH =>
KHC4H4O6 + H2O = H2C4H4O6 + KOH
Cu(s) + AgNO3(s) = CuNO3(s) + Ag(s) =>
Cu(s) + AgNO3(s) = CuNO3(s) + Ag(s)
NaAl(OH)4 + SO2 = Al(OH)3 + Na2SO3 + H2O =>
2 NaAl(OH)4 + SO2 = 2 Al(OH)3 + Na2SO3 + H2O
Co(NO3)2*6H2O + Al(SO4)3*18H2O = CoAl2O4 + NO2 + O2 + SO3 + H2O =>
Co(NO3)2*6H2O + 2 Al(SO4)3*18H2O = CoAl2O4 + 2 NO2 + 2 O2 + 6 SO3 + 42 H2O
CH3COOH + Na2CO3 = NaCH3COO + CO2 + H2O =>
2 CH3COOH + Na2CO3 = 2 NaCH3COO + CO2 + H2O
C24H45NO3 + O2 = CO2 + H2O + NH3 =>
C24H45NO3 + 33 O2 = 24 CO2 + 21 H2O + NH3
FeCl3 + H2O2 = FeCl2 + HCl + O2 =>
2 FeCl3 + H2O2 = 2 FeCl2 + 2 HCl + O2
Mn + H2SO4 = MnSO4 + H2 =>
Mn + H2SO4 = MnSO4 + H2
Cr(OH)Cl2 + NaOH = Cr(OH)3 + NaCl =>
Cr(OH)Cl2 + 2 NaOH = Cr(OH)3 + 2 NaCl
Na2SiO3 + AgNO3 = Ag2SiO3 + NaNO3 =>
Na2SiO3 + 2 AgNO3 = Ag2SiO3 + 2 NaNO3
K3AsO4 + KI + H2SO4 = KAsO2 + I2 + K2SO4 + H2O =>
K3AsO4 + 2 KI + 2 H2SO4 = KAsO2 + I2 + 2 K2SO4 + 2 H2O
C6H5NHCOCH3 + CH3CH2OH = C6H5NHCOCH2 + CH3CH2 + H2O =>
C6H5NHCOCH3 + CH3CH2OH = C6H5NHCOCH2 + CH3CH2 + H2O
FeCl3 + H2 + KMnO4 = Fe + H2O + Mn + KCl =>
FeCl3 + 12 H2 + 3 KMnO4 = Fe + 12 H2O + 3 Mn + 3 KCl
(NH4)2SO4 + Ca(OH)2 = SO2 + H2O + NCa =>
(NH4)2SO4 + 2 Ca(OH)2 = SO2 + 6 H2O + 2 NCa
KMnO4 + KOH = K2MnO4 + (O) + H2O =>
2 KMnO4 + 2 KOH = 2 K2MnO4 + (O) + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/25
Équations équilibrées sur03/20/24
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