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An heavier elements continuosly emits al...

An heavier elements continuosly emits `alpha`- and `beta`-particles. The finally stable element may belong to :

A

14th gp.

B

16th gp.

C

10th gp.

D

12th gp.

Text Solution

Verified by Experts

The correct Answer is:
A
Neptunium series end at Bi (15th gp) and rest all series teminates at Pb (14th gp).
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