Équations équilibrées la veille |
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
KBrO3 + KIHBr = KBr + I2 + H2O =>
KBrO3 + 6 KIHBr = 7 KBr + 3 I2 + 3 H2O
Pb + SO4{2-} + PbO2 + H{+} = PbSO4 + H2O =>
Pb + 2 SO4{2-} + PbO2 + 4 H{+} = 2 PbSO4 + 2 H2O
KOH + NaHCO3 = K2CO3 + NaOH + H2O =>
2 KOH + NaHCO3 = K2CO3 + NaOH + H2O
LiSO4 + CuO = LiO + CuSO4 =>
LiSO4 + CuO = LiO + CuSO4
C6H6 + H2SO4 = HC6H5SO3 + H2O =>
C6H6 + H2SO4 = HC6H5SO3 + H2O
KSCN + BaCl2 = Ba(SCN)2 + KCl =>
2 KSCN + BaCl2 = Ba(SCN)2 + 2 KCl
NH4I + Cl2 = NH4Cl + I2 =>
2 NH4I + Cl2 = 2 NH4Cl + I2
CH4O(v) + O2(g) = CO2 + H2O(v) =>
2 CH4O(v) + 3 O2(g) = 2 CO2 + 4 H2O(v)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al2(SO4)3(aq) + Ca(OH)2(aq) = Al(OH)3(s) + CaSO4(s) =>
Al2(SO4)3(aq) + 3 Ca(OH)2(aq) = 2 Al(OH)3(s) + 3 CaSO4(s)
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Mg2 + HCl = MgCl2 + H1 =>
Mg2 + 4 HCl = 2 MgCl2 + 4 H1
Cr(CH3COO)3 + KHSO4 = KSO4 + CH3COOH + Cr =>
Cr(CH3COO)3 + 3 KHSO4 = 3 KSO4 + 3 CH3COOH + Cr
NH2 + KOH = H2O + K2N =>
NH2 + 2 KOH = 2 H2O + K2N
Mg + H2SO4 = MgSO4 + H2O + H2S =>
4 Mg + 5 H2SO4 = 4 MgSO4 + 4 H2O + H2S
Na + ZnI2 = NaI + NaZn4 =>
9 Na + 4 ZnI2 = 8 NaI + NaZn4
H2O2 + Cr2(SO4)3 + KOH = K2CrO7 + K2SO4 + H2O =>
9 H2O2 + Cr2(SO4)3 + 10 KOH = 2 K2CrO7 + 3 K2SO4 + 14 H2O
H3BO3 + KOH = K2B4O7 + H2O =>
4 H3BO3 + 2 KOH = K2B4O7 + 7 H2O
C2H5NSCl + O2 = CO2 + H2O + NO2 + SO3 + Cl2 =>
4 C2H5NSCl + 23 O2 = 8 CO2 + 10 H2O + 4 NO2 + 4 SO3 + 2 Cl2
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O = O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Ca(NO3)2 + Ba = Ba(NO3)2 + Ca =>
Ca(NO3)2 + Ba = Ba(NO3)2 + Ca
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
NaO2 + Al2O3 = NaAlO2 + O2 =>
4 NaO2 + 2 Al2O3 = 4 NaAlO2 + 3 O2
FeSO4 + O2 + H2SO4 = Fe2(SO4)3 + H2O =>
4 FeSO4 + O2 + 2 H2SO4 = 2 Fe2(SO4)3 + 2 H2O
KOH + NaHCO3 = K2CO3 + NaOH + H2O =>
2 KOH + NaHCO3 = K2CO3 + NaOH + H2O
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
HCl(aq) + RbOH(aq) = H2O + RbCl =>
HCl(aq) + RbOH(aq) = H2O + RbCl
HCl + Pb = PbCl + H2 =>
2 HCl + 2 Pb = 2 PbCl + H2
Cu2 + Cl = CuCl =>
Cu2 + 2 Cl = 2 CuCl
Ca(HCo3)2 + Na2Co3 = NaHCo3 + CaCo3 =>
Ca(HCo3)2 + Na2Co3 = 2 NaHCo3 + CaCo3
FeCI2 + Cu(OH)2 = Fe(OH)2 + CuCI2 =>
FeCI2 + Cu(OH)2 = Fe(OH)2 + CuCI2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Na2S2O5 + H2SO4 = SO2 + NaSO4 + H2O =>
Na2S2O5 + 3 H2SO4 = 3 SO2 + 2 NaSO4 + 3 H2O
Fe2(CO3)3 + HCl = FeCl3 + CO2 + H2O =>
Fe2(CO3)3 + 6 HCl = 2 FeCl3 + 3 CO2 + 3 H2O
C6H5OH + O2 = CO2 + H2O =>
C6H5OH + 7 O2 = 6 CO2 + 3 H2O
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
TiCl4 + NH3 = TiN + HCl + N2 =>
6 TiCl4 + 8 NH3 = 6 TiN + 24 HCl + N2
CH2O + Cu(OH)2 = HCOOH + CuOH + H2 =>
2 CH2O + 2 Cu(OH)2 = 2 HCOOH + 2 CuOH + H2
Sn{2+} + Ag = Sn + Ag{+} =>
Sn{2+} + 2 Ag = Sn + 2 Ag{+}
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
C2H5OH + O2 = CO + H2O =>
C2H5OH + 2 O2 = 2 CO + 3 H2O
Fe(ClO4)3 = Fe3 + ClO4 =>
3 Fe(ClO4)3 = Fe3 + 9 ClO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ca(OH)2(aq) + H3PO4(aq) = Ca3(PO4)2(s) + H2O(l) =>
3 Ca(OH)2(aq) + 2 H3PO4(aq) = Ca3(PO4)2(s) + 6 H2O(l)
Co(H2O)6(OH)2 + NaCl = Co(Cl)4(Na)2 + NaOH + H2O =>
Co(H2O)6(OH)2 + 4 NaCl = Co(Cl)4(Na)2 + 2 NaOH + 6 H2O
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