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..
1 Woody Allen, Annie Hall (1977) - won Best Director (his first Oscar win) - Allen became the first Oscar-winning director to win an Academy Award for a film he starred in. 2  Robert Redford, Ordinary People (1980) - not nominated as Best Actor, won Best Director (his first Oscar win).exican film director Alfonso Cuaron, cuarÃ³n although a-three time, nominee was nominated for the first time As Best, director and won The oscar For (gravity). 2013 he was the First-mexican born director to Win Best. director