Question

for principal quantum number n=4, the total number of orbitals having l=3 is??????

Answer 1

Total number of orbitals having n=4 , l=3 means 4f
f subshell has 7 orbitals



hope it helps.... :)

Answer 2

l=3 put this value in 2l+1
2×3+1
=7 orbitals