... laws. His work during this time also led to the development of many important concepts of physics, such as the idea that the electrons in the outermost shell determine the chemical properties of an element. When World War II began Bohr was trapped in Denmark during the German occupation of the country and due to his mother's Jewish background, he was ... Commission. Bohr was married to Margrethe Norlund on August 1, 1912. They had six sons, two of which died. The remaining four were very successful. Hans Henrik Bohr M.D., Erik Bohr became a chemical engineer, Aage Bohr Ph.D., a theoreti...

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• Grade Level: High School