| Équations équilibrées la veille |
4 Al + 3 O2 = 2 Al2O3
Cr + KClO3 + KOH = K2CrO4 + KCl + H2O =>
Cr + KClO3 + 2 KOH = K2CrO4 + KCl + H2O
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
Sr(CH3COO)2 + (NH4)2SO4 = SrSO4 + NH4CH3COO =>
Sr(CH3COO)2 + (NH4)2SO4 = SrSO4 + 2 NH4CH3COO
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cr2(SO4)3 = Cr2O3 + SO2 + O2 =>
2 Cr2(SO4)3 = 2 Cr2O3 + 6 SO2 + 3 O2
HCO3{-} + Cl{-} = CO2 + OCl{-} + H2O + {-} =>
2 HCO3{-} + Cl{-} = 2 CO2 + OCl{-} + H2O + 2e
FeSO4 + KCIO3 + KOH = K2FeO4 + KCI + K2SO4 + H2O =>
3 FeSO4 + 2 KCIO3 + 12 KOH = 3 K2FeO4 + 2 KCI + 3 K2SO4 + 6 H2O
Ag + Na2CO3 = AgNa2CO3 =>
Ag + Na2CO3 = AgNa2CO3
HBr(aq) + Ca(OH)2(aq) = CaBr2(aq) + H2O(l) =>
2 HBr(aq) + Ca(OH)2(aq) = CaBr2(aq) + 2 H2O(l)
Cr(s) + Fe(NO3)2(aq) = Fe(s) + Cr(NO3)3(aq) =>
2 Cr(s) + 3 Fe(NO3)2(aq) = 3 Fe(s) + 2 Cr(NO3)3(aq)
Y(NO3)2 + Ga(PO4) = Y3(PO4)2 + Ga(NO3)3 =>
3 Y(NO3)2 + 2 Ga(PO4) = Y3(PO4)2 + 2 Ga(NO3)3
KNO3 + BaI2 = Ba(NO3)2 + KI =>
2 KNO3 + BaI2 = Ba(NO3)2 + 2 KI
Rb2O(s) + HNO3(aq) = RbNO3 + H2O =>
Rb2O(s) + 2 HNO3(aq) = 2 RbNO3 + H2O
H2C2O4 + H2O = H3O + C2O4 =>
H2C2O4 + 2 H2O = 2 H3O + C2O4
AlI3 + Cl2 = AlCl2 + I4 =>
4 AlI3 + 4 Cl2 = 4 AlCl2 + 3 I4
KClO3 = KOClO2 =>
KClO3 = KOClO2
CH4(g) + Cl2(g) = CCl4(l) + HCl(g) =>
CH4(g) + 4 Cl2(g) = CCl4(l) + 4 HCl(g)
KOH + BaCl2 = KCl2 + BaOH =>
KOH + BaCl2 = KCl2 + BaOH
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NH4H2PO4 + H3BO3 = BPO4 + NH3 + H2O =>
NH4H2PO4 + H3BO3 = BPO4 + NH3 + 3 H2O
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
CaS + Zn3(PO4)2 = Ca3(PO4)2 + ZnS =>
3 CaS + Zn3(PO4)2 = Ca3(PO4)2 + 3 ZnS
KI + CuSO4*5H2O = K2SO4 + CuI + I2 + H2O =>
4 KI + 2 CuSO4*5H2O = 2 K2SO4 + 2 CuI + I2 + 10 H2O
K2CrO4 + CuSO4*5H2O = K2SO4 + CuCrO4 + H2O =>
K2CrO4 + CuSO4*5H2O = K2SO4 + CuCrO4 + 5 H2O
Al(NO3)3 + H2(SO4)1 = Al2(SO4)3 + H(NO3) =>
2 Al(NO3)3 + 3 H2(SO4)1 = Al2(SO4)3 + 6 H(NO3)
Na3PO4 + MnCl2 = Mn3(PO4)2 + sodiumchloride =>
2 Na3PO4 + 3 MnCl2 = Mn3(PO4)2 + 6 NaCl
C6H5COOH + HNO3 = C7H5NO4 + H2O =>
C6H5COOH + HNO3 = C7H5NO4 + H2O
K3P + BaSO4 = K2SO4 + Ba3P2 =>
2 K3P + 3 BaSO4 = 3 K2SO4 + Ba3P2
SrO + NaOH = H2O + Na2SrO2 =>
SrO + 2 NaOH = H2O + Na2SrO2
Cl2 + SrBr2 = Br2 + SrCl =>
Cl2 + 2 SrBr2 = 2 Br2 + 2 SrCl
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
TiCl2 + O2 = TiO + Cl2 =>
2 TiCl2 + O2 = 2 TiO + 2 Cl2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Mg + Cl{2} = MgCl{2} =>
Mg + Cl{2} = MgCl{2}
K2Cr2O7 + C2H5OH = Cr + CO2 + K + H2O =>
6 K2Cr2O7 + 7 C2H5OH = 12 Cr + 14 CO2 + 12 K + 21 H2O
RbH + H2O = RbOH + H2 =>
RbH + H2O = RbOH + H2
KNO3 + BaI + H2O = Ba(OH)2 + I2 + KOH + NO2 =>
4 KNO3 + 2 BaI + 4 H2O = 2 Ba(OH)2 + I2 + 4 KOH + 4 NO2
NH4I + Sr(OH)2 = NH4OH + SrI2 =>
2 NH4I + Sr(OH)2 = 2 NH4OH + SrI2
CH3CH(OH)CH3 + CuO = CH3COCH3 + Cu + H2O =>
CH3CH(OH)CH3 + CuO = CH3COCH3 + Cu + H2O
SICl4 + H2O = H4SIO4 + HCl =>
SICl4 + 4 H2O = H4SIO4 + 4 HCl
KOH + H2CrO4 = K2CrO4 + H2O =>
2 KOH + H2CrO4 = K2CrO4 + 2 H2O
H3AsO4 + Zn + HCl = AsH3 + ZnCl2 + H2O =>
H3AsO4 + 4 Zn + 8 HCl = AsH3 + 4 ZnCl2 + 4 H2O
MnO2 + HCl = MnCl2 + Cl2(g) + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2(g) + 2 H2O
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
Al4C3 + HCl = AlCl3 + CH4 =>
Al4C3 + 12 HCl = 4 AlCl3 + 3 CH4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C6H5OH + K = C6H5OK + H2 =>
2 C6H5OH + 2 K = 2 C6H5OK + H2
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