The chalcogens are the chemical elements in group 16 of the periodic table. This group is also known as the oxygen family. It consists of the elements oxygen, sulfur, selenium, tellurium, and the radioactive element polonium. The chemically uncharacterized synthetic element livermorium is predicted to be a chalcogen as well. Often, oxygen is treated separately from the other chalcogens, sometimes even excluded from the scope of the term chalcogen altogether, due to its very different chemical
Stocks open higher as Dow tries to end 2-day slide. Stocks opened higher on Thursday as The Dow Jones Industrial Average fought to end a two-day slide after data showed the number of Americans applying for jobless benefits fell to a 17-year low. The S&P 500 index climbed 5 points, or 0.2%, to 2,343. The Dow Jones Industrial Average advanced 18 points, or 0.1%, to 20,423, as a post-earnings drop in shares of Verizon Communications Inc. and International Business Machines Corp. caused the benchmark to lag its peers.
Standard & Poor's Financial Services LLC (S&P) is an American financial services company. It is a division of S&P Global that publishes financial research and analysis on stocks, bonds and commodities. S&P is known for its stock market indices such as the U.S.-based S&P 500, the Canadian S&P/TSX, and the Australian S&P/ASX 200. S&P is considered one of the Big Three credit-rating agencies, which also include Moody's Investors Service and Fitch Ratings. Its head office is located on 55 Water Street in Lower Manhattan, New York City.