Which metal is used to detect radioactivity?
Correct answer: A. Heavy metal
- A. Heavy metal
- B. Mercury metal
- C. Hydrogen gas
- D. None of these
Explanation
Heavy metals are more prone to decay. In the presence of even the slightest of radiation, they will start to decay, releasing apparent levels of radiation, that can be detected very easily.
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Atomic nuclei contain protons and neutrons, with nuclear size, mass defect and binding energy describing their stability. The work covers alpha, beta and gamma decay, decay equations, half-life and decay rate, along with radiation safety and medical applications such as imaging, radiotherapy and tracers.
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