Question

If each orbital can hold a maximum of 3-electrons. the no. of elements in the 4th period of the periodic table is-------

Answer 1

Answer:48

Explanation: because number of elements in a period is decided by total no of electron that can be enter

in the Shell whose shell number is equal to the period number.

So if 3electrons can enter in a orbital

then .

In forth shell total number of electron become =3×(4)^2 =48