Period 5 element be colored by anodization are particular advantages. Molybdenum is a Group 6 chemical element with the symbol Mo and atomic number 42. The name is from Neo-Latin "Molybdaenum", from Ancient Greek , meaning "lead", itself proposed as a loanword from Anatolian Luvian and Lydian languages, since its ores were confused with lead ores. The free element, which is a silvery metal, has the sixth-highest melting point of any element. It readily forms hard, stable carbides, and for this reason it is often used in high-strength steel alloys. Molybdenum does not occur as a free metal on Earth, but rather in
Things Ain't What They Used to Be Things Ain't What They Used to Be "Things Ain't What They Used to Be" is a 1942 jazz standard with music by Mercer Ellington and lyrics by Ted Persons. In 1941 there was a strike against the American Society of Composers, Authors and Publishers, of which Duke Ellington was a member. Because of the strike he could not air his songs on the radio. Instead, he used songs written by his son Mercer and pianist Billy Strayhorn. Strayhorn's compositions of this time include "Take the 'A' Train", "Chelsea Bridge" and "Day Dream". Mercer wrote "Things Ain't What They Used to