important MCQs Of Nuclear Chemistry – Multiple Choice Questions

By: Prof. Dr. Fazal Rehman | Last updated: May 23, 2025

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1. : Which scientist discovered radioactivity?





2. : Have same atomic numbers but different atomic masses





3. : When a radioactive substance is subjected to a vacuum, the rate of disintegration per second





4. : Radioactive has an unstable nucleus and undergoes radioactive decay.





5. : Which one of the following are Gamma rays?





6. : Which one of the following has no charge?





7. : Which of the following is the smallest particle of an element that retains the properties of that element?





8. : Hydrogen bomb is based on the phenomenon of





9. : Which of the following does uranium give as a stable isotope?





10. : Penetrating power of proton is





11. : The average life period of a radioactive element is





12. : A certain nuclide has a half-life period of 30 minutes. If a sample containing 600 atoms is allowed to decay for 90 minutes, how many atoms will remain?





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