CAS No. 7783-08-6 White Monoclinic Crystal. Selenic acid is the inorganic compound with the formula H2SeO. It is an oxoacid of selenium, and its structure is more accurately described as SeO. It is a colorless compound. Although it has few uses, its derivative sodium selenate is used in the production of glass and animal feeds
Selenium oxydichloride is the inorganic compound with the formula SeOCl2. It is a colorless liquid. With a high dielectric constant and high specific conductance, it is an attractive solvent. Structurally, it is a close chemical relative of thionyl chloride SOCl , being a pyramidal molecule.
CAS No. 7783-00-8 Colour less crystals.Selenous acid (or selenious acid) is the chemical compound with the formula H2SeO3. Structurally, it is more accurately described by (HO)2SeO. It is the principal oxoacid of selenium; the other being selenic acid. Application - as oxidizing agent, as reagent for alkaloids,in the manufacture of other selenium compounds,as antioxidant in lubricationg oils.