Question:medium

The number of alpha and beta decays occurred when \(_{92}^{238}U\) changes to \(_{82}^{206}Pb\) are respectively:

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Each \(\alpha\)-decay decreases atomic number by 2 and mass number by 4, whereas each \(\beta^{-}\)-decay increases atomic number by 1 without changing mass number.
Updated On: Jun 18, 2026
  • \(8,3\)
  • \(8,6\)
  • \(4,6\)
  • \(4,3\)
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The Correct Option is B

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