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Identify [A] ...

Question

Identify [A] and [B] in the following
$_{89}^{227} A c - β ⟶ [A] - α ⟶ [B] - α ⟶ R n$

A

Po, Rn

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B

Th, Po

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C

Ra, Th

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D

Th, Ra

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Solution

The correct option is D Th, Ra
$_{89}^{227} A c {- β ⟶}_{90}^{227} T h {- α ⟶}_{88}^{223} R a$

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