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Chapter 7 1. Problem Solutions A beam of electrons enters a uniform 1.20-T magnetic field. (a) Find the energy difference between electrons whose spins are parallel and antiparallel…

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Chapter 8 Electron Configurations and Periodicity 8 | * In 1921, Otto Stern and Walther Gerlach first observed electron spin magnetism. In the diagram below, a beam of hydrogen…

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Periodic table Trends and patterns of properties in the periodic table c Organisation of the periodic table (notes) The vertical columns of the table are called groups or…