How many electrons in a fully filled f-subshell have m l=0 ?

Question

How many electrons in a fully filled f-subshell have m l=0 ? (A)  (B)  (C)  (D)

Tardigrade Admin · Accepted Answer

In an orbital having m l=0, two electrons having opposite spins can be accommodated.

Q. How many electrons in a fully filled $f$ -subshell have $m_{l} = 0$ ?