Previous year MCQs

Current Affairs UPPSC 2016 GS-I
Question

The costliest metal of the world discovered recently, is:

Answer & Solution

Answer: (Detailed Solution Below)

Option B: California 252

Detailed Solution:

The correct answer is “California 252”.
Californium-252 is very rare and is produced via neutron bombardment in high flux isotope reactors or particle accelerators.

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