Choose the word which is different from the rest.
A. Radium
B. Thorium
C. Sodium
D. Polonium
E. Uranium
Answer: Option C
Solution(By Examveda Team)
All except Sodium are radio-isotopes, while sodium is a metal.
Related Questions on Classification
Choose the word which is different from the rest.
A. Rigveda
B. Yajurveda
C. Atharvaveda
D. Ayurveda
E. Samveda
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