Doubt by Sarika

SIR IN GAMA DECAY ALSO NOTHING CHANGES  THEN WHY ISNT IT AN ISOBAR

 

Answers

Answer by NJ

Sarika,

Isobars have different atomic number (Z) but same mass (A).

In the case of gamma decay, the energy (only) is emitted due to the excited neclear state, hence we don't get isobars in gamma decay process.

Hope you understand the concept here.