| Équations équilibrées la veille |
Fe2(SO4)3 + 3 MgBr2 = 2 FeBr3 + 3 MgSO4
C6H5CH2OH = C6H5CHO + H2 =>
C6H5CH2OH = C6H5CHO + H2
KNO2 + K2Cr2O7 + NaOH = Na2CrO2 + KNO3 + KOH + H2O =>
4 KNO2 + K2Cr2O7 + 4 NaOH = 2 Na2CrO2 + 4 KNO3 + 2 KOH + H2O
Mn(OH)2 + ClO{-} = MnO2 + Cl{-} + HOH =>
Mn(OH)2 + ClO{-} = MnO2 + Cl{-} + HOH
Rb2(CO3) = Rb2O + CO2 =>
Rb2(CO3) = Rb2O + CO2
KHSiO3 + HNO3 = KNO3 + H2SiO3 =>
KHSiO3 + HNO3 = KNO3 + H2SiO3
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
NaCl + SO2 + H2O + O2 = Na2SO4 + HCl =>
4 NaCl + 2 SO2 + 2 H2O + O2 = 2 Na2SO4 + 4 HCl
Al + OH{-} + H2O = [Al(OH)4]({-}) + H2 =>
2 Al + 2 OH{-} + 6 H2O = 2[Al(OH)4]({-}) + 3 H2
AsO4 + S = As2S5 + SO2 =>
2 AsO4 + 9 S = As2S5 + 4 SO2
Fe + Pb(ClO3)2 = Fe(ClO3)2 + Pb =>
Fe + Pb(ClO3)2 = Fe(ClO3)2 + Pb
Fr + Cl2 = FrCl =>
2 Fr + Cl2 = 2 FrCl
FeBr2 + Br = Fe3Br8 =>
3 FeBr2 + 2 Br = Fe3Br8
H2O(Cl2)3 = H2O + Cl =>
H2O(Cl2)3 = H2O + 6 Cl
Li2O = Li + O2 =>
2 Li2O = 4 Li + O2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
ZnSO4 + MgCl2 + Na3PO4 = ZnCl2 + MgPO4 + Na3SO4 =>
ZnSO4 + MgCl2 + Na3PO4 = ZnCl2 + MgPO4 + Na3SO4
H2SO4 + BaCl2(aq) = BaSO4(s) + HCl =>
H2SO4 + BaCl2(aq) = BaSO4(s) + 2 HCl
FeCl2 + O2 + H2O = Fe2O3 + HCl =>
4 FeCl2 + O2 + 4 H2O = 2 Fe2O3 + 8 HCl
Fe3 + NH3 = Fe(NH3) =>
Fe3 + 3 NH3 = 3 Fe(NH3)
Cu(HSO4)2 + NaOH = CuSO4 + Na2SO4 + H2O =>
Cu(HSO4)2 + 2 NaOH = CuSO4 + Na2SO4 + 2 H2O
PBS + HCl = PBCl2 + H2S =>
PBS + 2 HCl = PBCl2 + H2S
CaOH + HCOOH = CaH + CO(OH)2 =>
CaOH + HCOOH = CaH + CO(OH)2
Mg + F = MgF =>
Mg + F = MgF
Tl2O3 + Cl2 + H3O = TlCl + HOH =>
Tl2O3 + Cl2 + 6 H3O = 2 TlCl + 9 HOH
AsO2{-} + I2 + H2O = I{-} + HAsO4{2-} + H{+} =>
AsO2{-} + I2 + 2 H2O = 2 I{-} + HAsO4{2-} + 3 H{+}
Cu + HCl + HNO3 = NO + CuCl3 + H2O =>
Cu + 3 HCl + HNO3 = NO + CuCl3 + 2 H2O
Ru + O2 = Ru2O3 =>
4 Ru + 3 O2 = 2 Ru2O3
CH3 + Cl2 = CH2Cl2 + HCl =>
2 CH3 + 3 Cl2 = 2 CH2Cl2 + 2 HCl
NH4 + KOH = KNH3 + H2O =>
NH4 + KOH = KNH3 + H2O
Cu3CrO4 + H = Cu + H2CrO4 =>
Cu3CrO4 + 2 H = 3 Cu + H2CrO4
Na + Ce2 = Na2Ce3 =>
4 Na + 3 Ce2 = 2 Na2Ce3
(CH3COO)2SO4 + H2SO4 = CH3COOH + SO4 =>
(CH3COO)2SO4 + H2SO4 = 2 CH3COOH + 2 SO4
PbO2 + KBr + H2SO4 = PbSO4 + KBrO3 + H2O =>
3 PbO2 + KBr + 3 H2SO4 = 3 PbSO4 + KBrO3 + 3 H2O
Cd + HCl = Cd(HCl)2 =>
Cd + 2 HCl = Cd(HCl)2
H3C6H5O7H2O + Na2CO3 = CO2 + H2O + Na4C6H5O7 =>
19 H3C6H5O7H2O + 36 Na2CO3 = 42 CO2 + 50 H2O + 18 Na4C6H5O7
Al + ClO4 = Al(ClO4) =>
Al + ClO4 = Al(ClO4)
Na2CO3(aq) + HNO3 = NaNO3 + CO2 + H2O =>
Na2CO3(aq) + 2 HNO3 = 2 NaNO3 + CO2 + H2O
FeSO4 + H2O2 + H2O = Fe2O3 + H2SO4 =>
2 FeSO4 + H2O2 + H2O = Fe2O3 + 2 H2SO4
K2S2O8 + C2H3Cl + H2O = CO2 + Cl{-} + H{+} + K{+} + SO4{2-} =>
5 K2S2O8 + C2H3Cl + 4 H2O = 2 CO2 + Cl{-} + 11 H{+} + 10 K{+} + 10 SO4{2-}
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
PbO2 + Mn2 = Pb2 + Mn2O3 =>
6 PbO2 + 4 Mn2 = 3 Pb2 + 4 Mn2O3
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
Cu + N2 = Cu(N3)2 =>
Cu + 3 N2 = Cu(N3)2
H3ClSi + O2 = SiO2 + HCl + H2O =>
2 H3ClSi + 3 O2 = 2 SiO2 + 2 HCl + 2 H2O
Ni + Al + S8 = NiAlS4 =>
2 Ni + 2 Al + S8 = 2 NiAlS4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C2H2 + CH3COOH = (CH3CO2)2CHCH3 =>
C2H2 + 2 CH3COOH = (CH3CO2)2CHCH3
Ba(NO3)2 + CaSO4 = BaSO4(s) + Ca(NO3)2(aq) =>
Ba(NO3)2 + CaSO4 = BaSO4(s) + Ca(NO3)2(aq)
Y(NO3)3 + H2O = Y2O3 + HNO3 =>
2 Y(NO3)3 + 3 H2O = Y2O3 + 6 HNO3
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