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..
Kubrick won a best effects Oscar for 2001: A Space Odyssey and Welles won a best writing, original screenplay Oscar for Citizen Kane.. Hitchcock was nominated five times for best director and never won an Oscar. He directed Rebecca, which won two Oscars at the 13th Academy Awards, but the outstanding production Oscar was given to Selznick International Pictures and the cinematography (Black-and-White) Oscar went to George Barnes. Hitchcock was awarded the Irving G. Thalberg Memorial Award in 1968.