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Binding Energy

The self disi...

Question

The self disintegration, spontaneous emission of $α, β$ and $γ$ rays by nuclei of certain elements is _____________.

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Solution

Radioactivity
The phenomenon of spontaneous emission of radiation ( $α, β, γ)$ by certain nuclei is called radioactivity . It is a nuclear phenomenon that is independent of all physical any chemical conditions.

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Q. With regard to the assertion and reason, choose the correct option.
Assertion [A]: α, β and γ rays are emitted by disintegration of atomic nuclei of radioactive elements.
Reason [R]: Nuclear fallout contains radioactive elements.

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I

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