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The particles emitted when \( ^{39}_{19}K \text{ decay to } ^{39}_{19}K \) is

Physics
JAMB 2001

The particles emitted when \( ^{39}_{19}K \text{ decay to } ^{39}_{19}K \) is
  • A. gamma
  • B. beta
  • C. electron
  • D. alpha
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Correct Answer: Option A
Explanation
3919K 3919K.
Since neither the mass number (39), nor the atomic number (19) is affected by the emission,the particles emitted can only be gamma ray, which is not a charge particle, but simply a radiation.

There is an explanation video available below.


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Explanation Video

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