A radioactive element is placed in an evacuated chamber. Then the rate of radioactive decay will:

Question

MCQ (Single)Radioactivity and Radioactive Decay

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Astatine (At) is a radioactive element. Study the graph given below showing the number of protons vs the number of neutrons of radioactive nuclei.

In the following atoms, which one is a radioisotope? Give one use of this isotope. O¹⁶, C¹⁴, N¹⁴, He⁴

Uses of Radioactive Isotopes in Medicine and Industry