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Related Flashcards
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Cards In This Set
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Band of Stability
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The area on a graph of protons v. neutrons that shows the stable nuclei.
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Radioactive
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Nuclei that are unstable and decay over time.
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Radioisotope
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An isotope that is radioactive
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Decay
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An unstable nucleus loses particles in order to gain stability.
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Radiation
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Particles and rays that are given off by radioactive atoms.
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Alpha particle
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2 protons and 2 neutrons; a type of radiation
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Beta particle
Beta particle
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A high speed electron; a type of radiation
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Gamma rays
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High energy rays; a type of radiation
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Transmutation
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When a nucleus of one element changes into a nucleus of another element through radiation
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Parent isotope
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The original isotope before an atom undergoes transmutation
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Daughter isotope
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The ending isotope after an atom undergoes transmutation
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Fission
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When a nucleus splits into two smaller nuclei
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Fusion
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When two small nuclei join to make one larger nucleus
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Supernova
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When a star explodes and allows the surface atoms are released and chemistry can begin
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Only stopped by lead and concrete
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Gamma
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