Everyday Science
NULL
Medium
Question
Which of the following is not a radioactive element?
A
Cadmium
✓ Official correct answer
B
Thorium
C
Radium
D
Uranium
Community credibility
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A
Cadmium
No member explanations yet for this option.
B
Thorium
No member explanations yet for this option.
C
Radium
No member explanations yet for this option.
D
Uranium
No member explanations yet for this option.
Explanation
Cadmium is not a radioactive element like Th, Ra, or U.
So the correct answer is Cadmium.
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