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  1. radioactive isotope, any of several species of the same chemical element with different masses whose nuclei are unstable and dissipate excess energy by spontaneously emitting radiation in the form of alpha, beta, and gamma rays. A brief treatment of radioactive isotopes follows.

  2. Aug 10, 2014 · 1.7K. 201K views 9 years ago. Learn the basics about radioactive isotopes? how they are created? and what chemical reactions are created? Find out more in this video!

  3. Radioisotopes are radioactive isotopes of an element. They can also be defined as atoms that contain an unstable combination of neutrons and protons, or excess energy in their nucleus.

  4. A radioactive isotope, also known as a radioisotope, radionuclide, or radioactive nuclide, is any of several species of the same chemical element with different masses whose nuclei are unstable and dissipate excess energy by spontaneously emitting radiation in the form of alpha, beta, and gamma rays. Every chemical element has one or more ...

  5. Feb 22, 2024 · Key points. Radioactive decay occurs when a radioactive atom gives off radiation in the form of energy or particles. Radioactive atoms give off radiation to become more stable. There are four types of radiation given off by radioactive atoms.

  6. Nov 21, 2023 · A radioisotope is an unstable version of a stable element. It has a the same number of protons but a different number of neutrons. It will "fall apart" to reach a more stable...

  7. en.wikipedia.org › wiki › RadionuclideRadionuclide - Wikipedia

    A radionuclide (radioactive nuclide, radioisotope or radioactive isotope) is a nuclide that has excess numbers of either neutrons or protons, giving it excess nuclear energy, and making it unstable.

  8. Most naturally occurring isotopes are stable. An isotope is "radioactive" if its nucleus has a probability of spontaneously changing (i.e., radioactively decaying) over time. During radioactive decay, a "parent" isotope transforms into a "daughter" isotope (possibly of a different element).

  9. Radioisotopes are the unstable form of an element that emit radiation to transform into a more stable form. Radiation is easily traceable and can cause changes in the substance it falls upon. These special attributes make radioisotopes useful in medicine, industry and other areas.

  10. Jun 21, 2024 · What is a radioactive isotope? How are radioactive isotopes produced? How are radioactive isotopes used in medicine?

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