Question

9a) Write an equation to find the maximum

number of electrons in an Orbit

b) How many electrons can be

accommodated in the M shell of an

atom​

Answer 1

The maximum number of electrons present in K shell or first orbit 2×1  

1

=2

The maximum number of electrons present in L shell or second orbit 2×2  

2

=8

The maximum number of electrons present in M shell or third orbit 2×3  

2

=18