Q. In an α-decay
  • (A) the parent and daughter nuclei have some number of protons
  • (B) the daughter nucleus has one proton more than parent nucleus.
  • (C) the daughter nucleus has two protons less than parent nucleus.
  • (D) the daughter nucleus has two nucleus more than parent nucleus.
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✅ Correct Answer: (C) the daughter nucleus has two protons less than parent nucleus.

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