A. Radium B. Thorium C. Sodium D. Polonium E. Uranium

by AdminX

Choose the word which is different from the rest.

A. Radium
B. Thorium
C. Sodium
D. Polonium
E. Uranium

Answer & Solution

Answer: Option C
Solution:

All except Sodium are radio-isotopes, while sodium is a metal.

Choose the word which is different from the rest.

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