Question 53

The maximum number of electrons present in a shell is given by the formula?

It is $$2n^2$$, where n represents no. of electrons in the outer shell. Suppose it is K-shell, the no is $$2*1^2$$ = 2

Create a FREE account and get:

  • Download RRB Study Material PDF
  • 45+ RRB previous papers with solutions PDF
  • 300+ Online RRB Tests for Free