What gas is a radioactive daughter product of the U- 238 decay series?

Name: What gas is a radioactive daughter product of the U- 238 decay series?
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Question

Quizplus · Accepted Answer

Radon-222 (not radon-226 as mistakenly mentioned in the options) is the correct answer because it is a well-known radioactive gas that is part of the uranium-238 decay series. Uranium-238 decays through a series of radioactive progenies including radium, which eventually decays to radon-222.

What Gas Is a Radioactive Daughter Product of the U-