Write a nuclear reaction when Uranium 238 ...

ICSE Class 10 Physics 2018 Paper

The ore of Uranium found in nature contains ${ }_{92} U^{238}$ and ${ }_{92} U^{235}$ . Although both the isotopes are fissionable, it is found out experimentally that one of the two isotopes is more easily fissionable.

Question : 74 of 78

Marks: +1, -0

Write a nuclear reaction when Uranium 238 emits an alpha particle to form a Thorium (Th) nucleus.

Solution:

_{92}^{238}\mathrm{U} \rightarrow _{90}^{234}\mathrm{Th} + _{2}^{4}\mathrm{He}

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