oxides
41Oxide minerals — Oxide mineral exhibit at the Museum of Geology in South Dakota The oxide mineral class includes those minerals in which the oxide anion (O2 ) is bonded to one or more metal ions. The hydroxide bearing minerals are typically included in the oxide… …
42Oxo ligand — In coordination chemistry, an oxo ligand is an oxygen atom bound only to one or more metal centers. These ligands can exist as terminal or (most commonly) as bridging atom (Fig. 1). Oxo ligands stabilize high oxidation states of a metal.[1] Fig.… …
43Niobium — zirconium ← niobium → molybdenum V ↑ Nb ↓ Ta …
44Rare earth element — Rare earth ore, shown with a United States penny for size comparison These rare …
45Iron oxide — pigment Role of iron oxides …
46Lead chamber process — The lead chamber process was an industrial method used to produce sulfuric acid in large quantities. It has been largely supplanted by the contact process. In 1746 in Birmingham, England, John Roebuck began producing sulfuric acid in lead lined… …
47Uranium trioxide — IUPAC name Uranium trioxide Uranium(VI) oxide …
48Organophosphorus — compounds are degradable organic compounds containing carbon–phosphorus bonds (thus excluding from phosphate and phosphite esters, which lack such kind of bonding), used primarily in pest control as an alternative to chlorinated hydrocarbons that …
49LO-NOx burner — A LO NOx burner is a type of burner that is typically used in utility boilers to produce steam and electricity.Background [ thumb|right|John Joyce the inventor of the LO NOx burner at Australian Gas Association Conference in the early 1990 s] The …
50lead processing — Introduction preparation of the ore for use in various products. Lead (Pb) is one of the oldest metals known, being one of seven metals used in the ancient world (the others are gold, silver, copper, iron, tin, and mercury). Its low… …
