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Discovery Of Electron > Radioactivity > Flashcards

Radioactivity Flashcards

1
Q

Definition

A

Spontaneous emission of radiation when an unstable parent nuclei disintegrates to form daughter nuclei

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2
Q

Types of emissions

A

Alpha particle
Beta particle
Gamma rays

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3
Q

Penetrating power

A

Penetrating power ∝ 1/mass

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4
Q

Order of penetrating power

A

Alpha < beta < gamma

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Discovery Of Electron (9 decks)

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