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..
Only four African-American actors have won the Best Actor Oscar: Sidney Poitier for Lilies of the Field (1963) Denzel Washington for Training Day (2001) Jamie Foxx for Ray (2004) Forest Whitaker for The Last King of Scotland (2006) Five of the 20 acting nominations in 2004 and 2006 were African-American nominees.