Question

*
116. An element which is not found in nature is
(a) PI (b) K (c) Zn (d) Pu

Answer 1

Answer:

OPTION (D)

Explanation:

Plutonium does occur naturally, but at very low concentrations. Indeed, it is all but observable, except by very sensitive modern analytical techniques. The reason that plutonium (and other transoceanic elements) are so rare in nature is that being radioactive, they decay with a characteristic half-life

Answer 2

Answer:

Plutonium

Option (d) is right answer.