Équations équilibrées la veille |
SO3CaCl2 = CaSO3Cl2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
C6H5C3H7 + KMnO4 = C6H5COOH + CO2 + MnO2 + KOH =>
C6H5C3H7 + 6 KMnO4 = C6H5COOH + 2 CO2 + 6 MnO2 + 6 KOH
FeSO4(aq) + Cu(s) = Fe(s) + CuSO4(s) =>
FeSO4(aq) + Cu(s) = Fe(s) + CuSO4(s)
FeCl3 + K4[Fe(Cn)6] = Fe[Fe(Cn)6] + K4Cl3 =>
FeCl3 + K4[Fe(Cn)6] = Fe[Fe(Cn)6] + K4Cl3
ZnOHHCl = ZnClH2O =>
ZnOHHCl = ZnClH2O
Na2SO4 + S = Na2S + SO4 =>
Na2SO4 + S = Na2S + SO4
Pb(s) = Pb2(aq) =>
2 Pb(s) = Pb2(aq)
Cu(s) + FeSO4(aq) = CuSO4 + Fe =>
Cu(s) + FeSO4(aq) = CuSO4 + Fe
HgS + O2 = HgO + S =>
2 HgS + O2 = 2 HgO + 2 S
Ca + Na + H2O = CaO + NaH =>
Ca + 2 Na + H2O = CaO + 2 NaH
Ra + O = RaO =>
Ra + O = RaO
Cr2S3 + KOH + KClO3 = K2CrO4 + K2SO4 + KCl + H2O =>
Cr2S3 + 10 KOH + 5 KClO3 = 2 K2CrO4 + 3 K2SO4 + 5 KCl + 5 H2O
Fe + Pb(NO3)2 = Pb + Fe(NO3)3 =>
2 Fe + 3 Pb(NO3)2 = 3 Pb + 2 Fe(NO3)3
Na2CO3H2O = Na2OH2CO3 =>
Na2CO3H2O = Na2OH2CO3
PCl3(g) + HCl(g) = PCl5(g) + H2(g) =>
PCl3(g) + 2 HCl(g) = PCl5(g) + H2(g)
Cr{3+} + Cl{-} = CrCl3 =>
Cr{3+} + 3 Cl{-} = CrCl3
Na2CO3H2O = NaHCO3NaOH =>
Na2CO3H2O = NaHCO3NaOH
Sn + BaCl2 = SnCl2 + Ba =>
Sn + BaCl2 = SnCl2 + Ba
CH4 + KMnO4 = C2O4K2 + MnO2 + KOH + H2O =>
6 CH4 + 14 KMnO4 = 3 C2O4K2 + 14 MnO2 + 8 KOH + 8 H2O
NiSO4 + NaOH = Ni(OH)2 + Na + SO4 =>
NiSO4 + 2 NaOH = Ni(OH)2 + 2 Na + SO4
KI + HNO3 = I2 + NO2 + KNO3 + H2O =>
2 KI + 4 HNO3 = I2 + 2 NO2 + 2 KNO3 + 2 H2O
NaOH + SbCl5 = NaSbOCl4 + HCl =>
NaOH + SbCl5 = NaSbOCl4 + HCl
Al(s) + HCHO2(aq) = Al(CHO2)3 + H2 =>
2 Al(s) + 6 HCHO2(aq) = 2 Al(CHO2)3 + 3 H2
Ra + O = RaO =>
Ra + O = RaO
HNO3 + KI = NO + I2 + H2O + KNO3 =>
8 HNO3 + 6 KI = 2 NO + 3 I2 + 4 H2O + 6 KNO3
HCO3 + HC2H3O2 = C2H3O2 + H2CO3 =>
HCO3 + HC2H3O2 = C2H3O2 + H2CO3
KI + CuSO4 = K2SO4CuI + I2 =>
4 KI + 2 CuSO4 = 2 K2SO4CuI + I2
CuCl2*2H2O + HCl + Cu = H[CuCl2] + H2O =>
CuCl2*2H2O + 2 HCl + Cu = 2 H[CuCl2] + 2 H2O
(CH3COO)2Mg = CH3COCH3 + MgCO3 =>
(CH3COO)2Mg = CH3COCH3 + MgCO3
FeCl3 + H2O2 = HCl + Fe2O3 + O2 =>
4 FeCl3 + 6 H2O2 = 12 HCl + 2 Fe2O3 + 3 O2
Na2CO3CuCl2 = Na2Cl2CuCO3 =>
Na2CO3CuCl2 = Na2Cl2CuCO3
H2S + Ca(NO3)2 = CaS + HNO3 =>
H2S + Ca(NO3)2 = CaS + 2 HNO3
BeCl2 + Li[AlH4] = BeH2 + LiCl + AlCl3 =>
2 BeCl2 + Li[AlH4] = 2 BeH2 + LiCl + AlCl3
BaFeO4 + HCl = BaCl2 + FeCl3 + H2O + Cl2 =>
2 BaFeO4 + 16 HCl = 2 BaCl2 + 2 FeCl3 + 8 H2O + 3 Cl2
N2(g) + O2(g) = N2O3(s) =>
2 N2(g) + 3 O2(g) = 2 N2O3(s)
C8H8 + [Ag(NH3)2]OH = Ag + (NH4)2CO3 + NH3 + H2O =>
C8H8 + 40[Ag(NH3)2]OH = 40 Ag + 8(NH4)2CO3 + 64 NH3 + 16 H2O
Ca(OH)2 + (NH4)(NO3) = NH3 + Ca(NO3)2 + H2O =>
Ca(OH)2 + 2(NH4)(NO3) = 2 NH3 + Ca(NO3)2 + 2 H2O
HCOONa + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + Na + H2O =>
10 HCOONa + 2 KMnO4 + 3 H2SO4 = 10 CO2 + 2 MnSO4 + K2SO4 + 10 Na + 8 H2O
NO + FeSO4 + H2SO4 = N2O + Fe2(SO4)3 + H2O =>
2 NO + 2 FeSO4 + H2SO4 = N2O + Fe2(SO4)3 + H2O
H2Si + O3 = H2O + SiO2 =>
H2Si + O3 = H2O + SiO2
Fe(OH)3 + Br2 + KOH = K2FeO4 + FeBr + H2O =>
4 Fe(OH)3 + Br2 + 4 KOH = 2 K2FeO4 + 2 FeBr + 8 H2O
Na2S2O3 + Pb(NO3)2 = Na2(NO3)2 + PbS2O3 =>
Na2S2O3 + Pb(NO3)2 = Na2(NO3)2 + PbS2O3
FeSO4(aq) + Cu(s) = Fe(s) + CuSO4(s) =>
FeSO4(aq) + Cu(s) = Fe(s) + CuSO4(s)
Sn + OH = HSnO2 + H2O =>
Sn + 3 OH = HSnO2 + H2O
CaO + SO4 = CaSO4 + O =>
CaO + SO4 = CaSO4 + O
Fe3C4 = Fe + C =>
Fe3C4 = 3 Fe + 4 C
C4H10 + Br2 = C4H8Br2 + H2 =>
C4H10 + Br2 = C4H8Br2 + H2
K + AgNO3 = KAgNO3 =>
K + AgNO3 = KAgNO3
Na2S2O3 + Br2 + H2O = HBr + Na2SO4 + S =>
Na2S2O3 + Br2 + H2O = 2 HBr + Na2SO4 + S
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