| Équations équilibrées la veille |
2 CaI + H2SO4 = Ca2SO4 + 2 HI
HgCl2 + BaI2 = HgI2 + BaCl2 =>
HgCl2 + BaI2 = HgI2 + BaCl2
C48H95O33SN + O2 = CO2 + H2O + SO2 + N2 =>
4 C48H95O33SN + 225 O2 = 192 CO2 + 190 H2O + 4 SO2 + 2 N2
CH4 + Cl2 = C2H2Cl + HCl =>
4 CH4 + 7 Cl2 = 2 C2H2Cl + 12 HCl
Cu(s) + HNO3(aq) = H2(g) + Cu(NO3)2(aq) =>
Cu(s) + 2 HNO3(aq) = H2(g) + Cu(NO3)2(aq)
CH + O = H2O + CO =>
2 CH + 3 O = H2O + 2 CO
Mn(OH)2 + H2O2 = MnO(OH)2 + H2O =>
Mn(OH)2 + H2O2 = MnO(OH)2 + H2O
K + Ca(OH)2 = (OH)2 + KCa =>
K + Ca(OH)2 = (OH)2 + KCa
MgBr + Cl2 = MgCl + Br2 =>
2 MgBr + Cl2 = 2 MgCl + Br2
CuCl2 + NaI = I2 + CuI + NaCl =>
2 CuCl2 + 4 NaI = I2 + 2 CuI + 4 NaCl
Fe(NO3)3*9H2O = Fe + NO3 + H2O =>
Fe(NO3)3*9H2O = Fe + 3 NO3 + 9 H2O
ZnS + HCI = H2S + Zn(CI)2 =>
ZnS + 2 HCI = H2S + Zn(CI)2
Co(NO3)2 + NH3 = [Co(NH3)6](NO3)2 =>
Co(NO3)2 + 6 NH3 = [Co(NH3)6](NO3)2
K2O + CO2 = O2 + K2CO2 =>
2 K2O + 2 CO2 = O2 + 2 K2CO2
TiO2 = Ti + O2 =>
TiO2 = Ti + O2
Cr + I2 = CrI3 =>
2 Cr + 3 I2 = 2 CrI3
BaO + HBr = HBa + BrO =>
BaO + HBr = HBa + BrO
Cl2 + KOH = KCl + KClO3 + KH2O =>
3 Cl2 + 12 KOH = 4 KCl + 2 KClO3 + 6 KH2O
O3 + KI = K2O + I2 =>
O3 + 6 KI = 3 K2O + 3 I2
Fe(Br)3 = Fe + Br2 =>
2 Fe(Br)3 = 2 Fe + 3 Br2
Pb(C2H3O2)2 + NH3 = PbNH3 + C2H3O2 =>
Pb(C2H3O2)2 + NH3 = PbNH3 + 2 C2H3O2
CO3 + Ba(OH)2 = BaCO3 + OH =>
CO3 + Ba(OH)2 = BaCO3 + 2 OH
Al(OH)3 + CuCl2 = AlCl3 + Cu(OH)2 =>
2 Al(OH)3 + 3 CuCl2 = 2 AlCl3 + 3 Cu(OH)2
HClO2 + Co(OH)2 = Co(ClO2)2 + H2O =>
2 HClO2 + Co(OH)2 = Co(ClO2)2 + 2 H2O
BCl3(s) + H2O(l) = H3BO3(aq) + HCl =>
BCl3(s) + 3 H2O(l) = H3BO3(aq) + 3 HCl
Pb(C2H3O2)2 + NH3 = PbNH3 + C2H3O2 =>
Pb(C2H3O2)2 + NH3 = PbNH3 + 2 C2H3O2
Zn + HClO = H2 + ZnClO =>
2 Zn + 2 HClO = H2 + 2 ZnClO
C6H6 + CH6 = C6H12 =>
4 C6H6 + 6 CH6 = 5 C6H12
H2SO4 + CuO = SO4Cu + H2O =>
H2SO4 + CuO = SO4Cu + H2O
Mn(NO3)2 + H2O = Mn(OH)2 + HNO3 =>
Mn(NO3)2 + 2 H2O = Mn(OH)2 + 2 HNO3
KBrO3(heat) = KBr + O2 =>
2 KBrO3(heat) = 2 KBr + 3 O2
H2O + KMnO4 + Hg = MnO2 + HgO + KOH =>
H2O + 2 KMnO4 + 3 Hg = 2 MnO2 + 3 HgO + 2 KOH
As2S5 + Na2S2 = NaAs + S4 =>
4 As2S5 + 4 Na2S2 = 8 NaAs + 7 S4
S + Cr2O72{-} + H{+} = SO2 + Cr + H2O =>
143 S + 4 Cr2O72{-} + 4 H{+} = 143 SO2 + 8 Cr + 2 H2O
KMnO4 + C2H2 = KOH + K2C2O4 + MnO2 + H2O =>
8 KMnO4 + 3 C2H2 = 2 KOH + 3 K2C2O4 + 8 MnO2 + 2 H2O
KMnO4 + H2SO4 + FeSO4 = Fe(SO4)3 + K2SO4 + H2O + MnSO4 =>
4 KMnO4 + 16 H2SO4 + 5 FeSO4 = 5 Fe(SO4)3 + 2 K2SO4 + 16 H2O + 4 MnSO4
FeSO4(NH4)26H2O + KMnO4 + H2SO4 = Fe(SO4)3 + (NH4)2SO4 + K2SO4 + MnSO4 + H2O =>
FeSO4(NH4)26H2O + 6 KMnO4 + 24 H2SO4 = Fe(SO4)3 + 13(NH4)2SO4 + 3 K2SO4 + 6 MnSO4 + 25 H2O
C2H4 + LiNH2 = C2H5 + LiNH =>
C2H4 + LiNH2 = C2H5 + LiNH
Ag + Au(NO3)3 = Au + Ag(NO3)3 =>
Ag + Au(NO3)3 = Au + Ag(NO3)3
Co(NO3)2 + (NH4)2CrO4 = NH4NO3 + CoCrO4 =>
Co(NO3)2 + (NH4)2CrO4 = 2 NH4NO3 + CoCrO4
Al + Fe(No3) = Fe + Al(No3) =>
Al + Fe(No3) = Fe + Al(No3)
Ca + H2O(l) = H2 + CaOH =>
2 Ca + 2 H2O(l) = H2 + 2 CaOH
CaCO3 + HCl = Ca + CO2 + Cl + H2O =>
CaCO3 + 2 HCl = Ca + CO2 + 2 Cl + H2O
NaFeO2 + NaNO3 + NaOH = NaNO2 + Na2FeO4 + H2O =>
2 NaFeO2 + 3 NaNO3 + 2 NaOH = 3 NaNO2 + 2 Na2FeO4 + H2O
NH3 + CO2 = NH2 + HCO2 =>
NH3 + CO2 = NH2 + HCO2
OH = (OH)2 =>
2 OH = (OH)2
HCl + [Mg(OH)2] = MgCl2 + H2O =>
2 HCl + [Mg(OH)2] = MgCl2 + 2 H2O
Pb + NaOH = Pb2NaOH =>
2 Pb + NaOH = Pb2NaOH
CH3CH2Br + MgCO3H2O = CH3CH2CHO + MgBrOH + O2 =>
CH3CH2Br + MgCO3H2O = CH3CH2CHO + MgBrOH + O2
Mg + C4H4O5{-} + H3O{+} = C4H4MgO5 + H2 + H2O =>
2 Mg + 2 C4H4O5{-} + 2 H3O{+} = 2 C4H4MgO5 + H2 + 2 H2O
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