For a two element ionic compound, the naming is simple. The first part of the name is the name of the metal element. The second part is the name of the nonmetal element, with the suffix â-ide.â. 1  Example: Al 2 O 3.
Exploration & Excavation in Chaco Canyon. It's believed that the first Europeans to see Chaco Canyon came in the 17th Century, when Spanish soldiers engaged in military actions against the Navajos first entered the Chaco area.
Pachuco and Pachuca are terms coined in the 1940s to refer to Mexican American men and women who dressed in zoot suits or zoot suit-influenced attire. Though there is no definite origin of the word Pachuco, one theory claims that the term originated in El Paso, Texas. The city of El Paso was typically referred to as âChuco townâ or âEl Chuco.â People migrating from Los Angeles to El Paso would say they were going âpaâ El Chucoâ (to Chuco town). These migrants came to be known as Pachucos. This term moved westward to Los Angeles with the flow of Mexican workers migrating to industrialize city centers.