NEET Physics Nuclei Questions Solved

A nucleus of an element X84202 emits an α-particle first, a β-particle next and then a gamma photon. The final nucleus formed has an atomic number 
(a) 200            (b) 199
(c) 83              (d) 198

To view Explanation, Please buy any of the course from below.
Complete Question Bank + Test Series
Complete Question Bank

Difficulty Level: