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1. Phenomenon of radioactivity was discovered by? Answer: Henry Becquerel 2. Artificial Radioactivity was discovered by? Answer: Irene Curie and Frederic Curie 3. The time required for a radioactive isotope to disintegrate itself to half its initial mass? Answer: Half life period 4. The first transuranic element synthesized was? Answer: Neptunium 5. Simplest Radioactive atom? […]

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