Chemistry, asked by odckanagaraj91pdgig2, 9 months ago

D Among the lanthanide,
which is radioaccive.
(2) Pm (3) Dos
(4) Eu
(1) Lu

Answers

Answered by AykkuMithun

1

Answer:

Promethium (61)

Explanation:

Promethium is very radioactive. It emits beta radiation.

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