polyatomic element. A number of elements are found in their elemental form as diatomic molecules. In these molecules, two atoms are joined by one or more covalent bonds, forming a molecule with the general formula X 2.r. Key: diatomic element polyatomic element A number of elements are found in their elemental form as diatomic molecules. In these molecules, two atoms are joined by one or more covalent bonds, forming a molecule with the general formula X2.
Although the film was nominated for several awards. Citizen Kane, only won the Oscar for Best Original Screenplay for 1941..
When Washington won the Best Actor Oscar for Training Day (2001), Halle Berry won the Best Actress Oscar for Monster's Ball (2001), and Sidney Poitier won the Honorary Award (2001), 2002 marked the first time in Academy Awards history that three African-Americans so dominated the Oscar ceremonies (2002).