Chapter 20, Problem 9PE

Interpretation Introduction

Interpretation:

The balanced nuclear equation for the decay of selenium $-72$ is to be written.

Concept Introduction:

The nuclear equation must be balanced. In nuclear equation, change in nucleus takes place whereas in chemical reaction loss or gain of electrons occurs.

There is a difference between chemical reaction and nuclear reaction. The chemical reaction involves atoms, molecules and electrons whereas nuclear reaction includes the nucleus of an atom.