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Abundance and Isotopes

Assertion :Th...

Question

Assertion :The splitting of atomic nuclei releases enormous energy Reason: When a single free neutron strikes the nucleus of an atom of fissile (radioactive) material like uranium 235 or plutonium 239, it usually knocks two or three more neutrons free.

A

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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B

Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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C

Assertion is correct but Reason is incorrect

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D

Both Assertion and Reason are incorrect

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Solution

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
$\begin{matrix} The splitting of atomic nuclei releases enormous energy. When a single electron strikes the nucleus of an atom of fissile ( radioactive) material like uranium 235 or plutonium 239, it usually knocks two or three more neutrons free. This releases enormous energy. \end{matrix}$

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