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Nuclear fission

Radioactivity and Nuclear Energy Notes

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Radioactive Decay Activation Energy (Ea): The threshold energy that must be overcome to produce a chemical reaction Electromagnetic Radiation: Radiant energy that exhibits wavelike behavior and travels through space at the speed of light in a vacuum Radioisotope: a radioactive isotope Many nuclei are radioactive Radioactive: Refers to a nucleus that spontaneously decomposes to form a different nucleus Over 85% of all known nuclides are radioactive Nuclear Equation: an equation representing radioactive decay Types of Radioactive (Nuclear) Decay (The spontaneous decomposition of a nucleus to form a different nucleus): Alpha Decay Alpha () particle shoots out from nucleus equivalent to helium-4 Beta Decay Beta () particle shoots out from nucleus equivalent to an electron Gamma Decay
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