NEET Physics Nuclei Questions Solved


An artificial radioactive decay series begins with unstable Pu94241. The stable nuclide obtained after eight α decays and five β-decays is 
(a) Bi83209          (b) Pb82209
(c) Ti82205          (d) Hg82201

(a) Mass number decreases by 8×4 = 32
Atomic number decreases by 8×2-5 = 1

Difficulty Level:

  • 54%
  • 27%
  • 14%
  • 7%
Crack NEET with Online Course - Free Trial (Offer Valid Till August 23, 2019)