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Inorganic chemistry
Industry: Chemistry
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Inorganic chemistry
Terbium oxide
Chemistry; Inorganic chemistry
Tb 2 O 3 A slightly hygroscopic, dark-brown powder soluble in dilute acids, absorbs carbon dioxide from air. Also known as terbia.
Yttrium sulphate
Chemistry; Inorganic chemistry
Y 2 (SO 4 ) 3 _8H 2 O Reddish crystals that are soluble in concentrated sulfuric acid, slightly soluble in water; decomposes at 700_C; used as an analytical reagent.
Calcium sulphide
Chemistry; Inorganic chemistry
CaS In pure form, white cubic crystals, slightly soluble in water; used as a base for luminescent materials. Also known as hepar calcies; sulfurated lime.
Magnesium carbonate
Chemistry; Inorganic chemistry
MgCO 3 A water-insoluble, white powder, decomposing at about 350_C; used as a refractory material.
Silicon monoxide
Chemistry; Inorganic chemistry
SiO A hard, abrasive, amorphous solid used as thin surface films to protect optical parts, mirrors, and aluminium coatings.
Zeolite catalyst
Chemistry; Inorganic chemistry
Hydrated aluminium and calcium (or sodium) silicates (for example, CaO_2Al 2 O 3 _5SiO 2 or Na 2 O_2Al 2 O 3 _5SiO 2 ) made with controlled porosity; used as a catalytic cracking catalyst in ...
Calcium sulfite
Chemistry; Inorganic chemistry
CaSO 3 _2H 2 O A white powder that is soluble in dilute sulphurous acid; may be dehydrated at 150_C to the anhydrous salt; used in the sulfite process for the manufacture of wood pulp.
