Question

In a radioactive decay chain, the initial nucleus is ²³²₉₀Th . At the end there are 6 α-particles and 4 β-particles with are emitted. If the end nucleus is zᴬX, A and Z are given by :
(A) A = 208; Z = 80 (B) A = 202; Z = 80
(C) A = 208; Z = 82 (D) A = 200; Z = 81

Answer 1

Answer:

I think option B!!!¡!!!

Explanation:

0ption B