| Équations équilibrées la veille |
3 K2SO4 + Al2S3 = 3 K2S + Al2(SO4)3
Zn + SO = ZnSO =>
Zn + SO = ZnSO
NaOH + CuCl2 = Cu(OH)2 + NaCl =>
2 NaOH + CuCl2 = Cu(OH)2 + 2 NaCl
SiO2 + HNO3 = Si(NO3)4 + H2O =>
SiO2 + 4 HNO3 = Si(NO3)4 + 2 H2O
SiO2 + H2O = H2SiO3 =>
SiO2 + H2O = H2SiO3
CaC2 + H2O = C2H4 + CaO2 =>
CaC2 + 2 H2O = C2H4 + CaO2
KBrO3 = KBr + O2 =>
2 KBrO3 = 2 KBr + 3 O2
SO2 + H2 = H2O + H2S =>
SO2 + 3 H2 = 2 H2O + H2S
Al + Mg = AlMg =>
Al + Mg = AlMg
CsHCO3 + RbOH = CsRbCO3 + H2O =>
CsHCO3 + RbOH = CsRbCO3 + H2O
FeCl3 + Na + OH = Fe(OH)3 + NaCl =>
FeCl3 + 3 Na + 3 OH = Fe(OH)3 + 3 NaCl
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
TiCl4 + H2O = TiO2 + HCl =>
TiCl4 + 2 H2O = TiO2 + 4 HCl
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NH3 + HNO3 = NH4NO3 =>
NH3 + HNO3 = NH4NO3
CH3CH2COHCH3 + Cr2O7{2-} + H{+} = CH3CH2CHO + Cr3{+} + H2O =>
102 CH3CH2COHCH3 + 15 Cr2O7{2-} + 40 H{+} = 136 CH3CH2CHO + 10 Cr3{+} + 71 H2O
HCHO + Cu(OH)2 + NaOH = Na2O3C + Cu2O + H2O =>
HCHO + 4 Cu(OH)2 + 2 NaOH = Na2O3C + 2 Cu2O + 6 H2O
C2H5OH + KCl = C2H5OK + HCl =>
C2H5OH + KCl = C2H5OK + HCl
SnO2 + C = Sn + CO =>
SnO2 + 2 C = Sn + 2 CO
TiCl4 + H2O = HCl + TiO2 =>
TiCl4 + 2 H2O = 4 HCl + TiO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
HCl + Mg(OH)2 = H2O + MgCl2 =>
2 HCl + Mg(OH)2 = 2 H2O + MgCl2
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
Mg(HCO3)2 + NaOH = MgCO3 + H2O + Na2CO3 =>
Mg(HCO3)2 + 2 NaOH = MgCO3 + 2 H2O + Na2CO3
Zn + SO = ZnSO =>
Zn + SO = ZnSO
C2H4O + NaBH4 + H2O = C2H6O + H3BO3 + NaOH =>
4 C2H4O + NaBH4 + 4 H2O = 4 C2H6O + H3BO3 + NaOH
KI + F2O + H2O = KF + KOH + I2 =>
4 KI + F2O + H2O = 2 KF + 2 KOH + 2 I2
C2H4 + HCl = C2H5Cl =>
C2H4 + HCl = C2H5Cl
Bi(OH)3 + K2SnO2 = Bi + H2O + K2SnO3 =>
2 Bi(OH)3 + 3 K2SnO2 = 2 Bi + 3 H2O + 3 K2SnO3
SiO2 + NaOH = Na2SiO3 + H2O =>
SiO2 + 2 NaOH = Na2SiO3 + H2O
K2MnO4 + H2SO4 = MnO2 + KHSO4 + O2 + H2O =>
2 K2MnO4 + 4 H2SO4 = 2 MnO2 + 4 KHSO4 + O2 + 2 H2O
Ni(OH)2 + NH3 = Ni(NH3)6{2+} + OH{-} =>
Ni(OH)2 + 6 NH3 = Ni(NH3)6{2+} + 2 OH{-}
Zn + KNO3 + H2SO4 = ZnSO4 + NH4NO3 + K2SO4 + H2O =>
4 Zn + 2 KNO3 + 5 H2SO4 = 4 ZnSO4 + NH4NO3 + K2SO4 + 3 H2O
AgNO3 + Na2SiO3 = Na2NO3 + AgSiO3 =>
AgNO3 + Na2SiO3 = Na2NO3 + AgSiO3
Co2O3 + H2O = Co(OH) + O2 =>
Co2O3 + H2O = 2 Co(OH) + O2
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
AgNO3(aq) + Na2S(aq) = Ag2S(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2S(aq) = Ag2S(s) + 2 NaNO3(aq)
HNO3 + Ca + OH = Ca(NO3)2 + H2O =>
2 HNO3 + Ca + 2 OH = Ca(NO3)2 + 2 H2O
Zn + HNO3 = H2 + Zn(NO3)2 =>
Zn + 2 HNO3 = H2 + Zn(NO3)2
(NH4)3PO4 + Zn(NO3)2 = NH4NO3 + Zn3(PO4)2 =>
2(NH4)3PO4 + 3 Zn(NO3)2 = 6 NH4NO3 + Zn3(PO4)2
N2O3 + HPO3 = HNO2 + P2O5 =>
N2O3 + 2 HPO3 = 2 HNO2 + P2O5
Fr(s) + Cl2(g) = FrCl(s) =>
2 Fr(s) + Cl2(g) = 2 FrCl(s)
NaNO3 + H2O = HNO3 + Na{+} + OH{-} =>
NaNO3 + H2O = HNO3 + Na{+} + OH{-}
CaCo3 + Ba(OH)2 = Ca(OH)2 + BaCo3 =>
CaCo3 + Ba(OH)2 = Ca(OH)2 + BaCo3
KI + HClO + HCl = I2 + KCl + H2O =>
2 KI + HClO + HCl = I2 + 2 KCl + H2O
FeS + NaHCO3 = FeCO3 + Na2S + CO2 + H2O =>
FeS + 2 NaHCO3 = FeCO3 + Na2S + CO2 + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
K4Fe(CN)6 + HClO + H2SO4 = Fe2(SO4)3 + K2SO4 + HNO3 + CO2 + Cl2 + H2O =>
2 K4Fe(CN)6 + 122 HClO + 7 H2SO4 = Fe2(SO4)3 + 4 K2SO4 + 12 HNO3 + 12 CO2 + 61 Cl2 + 62 H2O
NH4Fe(SO4)2*12H2O + NH4SCN = (NH4)3[Fe(SCN)6] + (NH4)2SO4 + H2O =>
NH4Fe(SO4)2*12H2O + 6 NH4SCN = (NH4)3[Fe(SCN)6] + 2(NH4)2SO4 + 12 H2O
Na2CO3 + HC2H3O2 = NaC2H3O2 + H2CO3 =>
Na2CO3 + 2 HC2H3O2 = 2 NaC2H3O2 + H2CO3
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Équations équilibrées sur02/10/25
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