Characteristic

 

Cerium(IV) sulfate, also called ceric sulfate, is an inorganic compound. It exists as the anhydrous salt Ce(SO4)₂ as well as a few hydrated forms: Ce(SO4)₂(H₂O)x, with x equal to 4, 8, or 12. These salts are yellow to yellow/orange solids that are moderately soluble in water and dilute acids. 

Chemical formula： Ce(SO4)₂•xH₂O

Molar mass： 404.304 (tetrahydrate)

Appearance： yellow-orange crystals (tetrahydrate)

Density：3.91 g/cm³ (tetrahydrate)

Melting point：350 °C (662 °F; 623 K) (decomposes)

Solubility in water：Soluble in small amounts, hydrolyzes in large amounts of water；21.4 g/100 mL (0 °C)； 9.84 g/100 mL (20 °C)； 3.87 g/100 mL (60 °C)

Solubility：soluble in dilute sulfuric acid

Magnetic susceptibility (χ)：+37.0•10−6 cm³/mol

 

Application

Cerium(IV) sulfate hydrate acts as oxidizing agent which is used for the generation of o-benzoquinone from catechol. It promotes the formation of radicals from dialkyl malonates, which undergo substitution reactions with furans and thiophenes.