A radioactive element `A` disintegrates in the following manner:  `A overset(- a)rarr B overset
Channel: Doubtnut
Date: 12/07/2020

A radioactive element `A` disintegrates in the following manner:  `A overset(- a)rarr B overset(-beta)rarr C overset(-beta) D`  Which one (s) the elements `A, B, C`, and `D` are isotope (s) and which one (s) `is//are` isobar(s)?`