Which chemical element of Group 18 of the periodic table is produced by the natural radioactive decay of uranium in soils and rocks?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. Radon.
- The chemical element of Group 18 of the periodic table that is produced by the natural radioactive decay of uranium in soils and rocks is Radon (Rn).
- Radon is a radioactive noble gas and is colorless, odorless, and tasteless.
- It is a naturally occurring radioactive gas that forms as uranium and thorium in rocks, soil, and water decay.