All elements with atomic numbers above bismuth are naturally radioactive.
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Q15: Radioactive elements become stable isotopes after emitting
Q16: The alpha particle (α)is: Q17: Nuclear equations do not need to be Q18: A gamma ray has no charge and Q19: When an atom emits an alpha particle,it Q21: Carbon-14 dating is based on the fact Q22: During the first half-life you lose half Q23: One danger of a nuclear power plant Q24: Nuclear power plants produce energy by fission Q25: Nuclides that decay slowly have long half-lives.
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