Hi students!
Here's a short explanation about Radioactive isotope.
It also called radioisotope, radionuclide, or radioactive nuclide, 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 video lesson in collaboration with Lady Alchemist.
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I hope you learn something new again :)
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