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..
The first televised Academy Awards ceremony was in 1953. The first ceremony that aired in color was in 1966. The first time the Academy replaced the phrase And the winner is... with And the Oscar goes to... was in 1989 at the 61st Academy Awards. Apparently everyone is a winner. The first actress to announce herself as a winner in the Best Actress category was Norma Shearer in 1931 for The Divorcee. That was the last time a nominated actor presented an award for his/her own category... And the winner is... ME!! Awkward! The first African American actress to win an Academy Award was Hattie McDaniel. She won in the category of Best Supporting Actress for her role in the 1939 film Gone With the Wind. The first actor to turn down his Best Actor award was George C. Scott in 1970 for Patton.