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Unformatted text preview: the Periodic Table. The smaller the atom, the more energy is required to remove an electron. 003 (part 1 oF 1) 10 points Arrange the Following types oF photons oF elec-tromagnetic radiation in order oF decreasing energy: red light, radio, x-rays, -rays, in-Frared. 1. -rays > x-rays > radio > inFrared > red light 2. -rays > x-rays > red light > inFrared > radio correct 3. radio > red light > inFrared > x-rays > -rays 4. x-rays > -rays > red light > inFrared > radio 5. x-rays > red light > inFrared > -rays > radio Explanation: 004 (part 1 oF 1) 12 points Cobalt-60 ( 60 27 Co) is an artifcial radioisotope that is produced in a nuclear reactor For use as a gamma-ray source in the treatment oF certain types oF cancer. IF the wavelength oF the gamma radiation From a cobalt-60 source is 1 . 00 10-3 nm, calculate the energy oF a photon oF this radiation. 1. None oF these 2. 6 . 63 10-34 J...
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- Spring '07