`._(92)U^(238)` is a neutral `alpha-` emitter. After `alpha-` emission, the residual nucleus callled `UX_(1)` in turns emits `a beta^(-1)` particle to produce another nucleuis `UX_(2)` Find out the atomic and mass numbers of `UX_(1)` and `UX_(2)`. Also if uranium belongs to `III gp` to which group `UX_(1)` and `UX_(2)` belong.

`._(92)U^(238)` is a neutral `alpha-` emitter. After `alpha-` emission

1.	`._(92)U^(238)` is a neutral `alpha-` emitter. After `alpha-` emission, the residual nucleus callled `UX_(1)` in turns emits `a beta^(-1)` particle to produce another nucleuis `UX_(2)` Find out the atomic and mass numbers of `UX_(1)` and `UX_(2)`. Also if uranium belongs to `III gp` to which group `UX_(1)` and `UX_(2)` belong.
Answer» Correct Answer - `90,234,91,234,III gp`

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