Question

what is the approximate shape of the \s\ orbital? spherical four - lobed and a dumbbell the most complex dumbbell

Explanation:

In atomic orbitals, the s - orbital is symmetric about the nucleus and has a spherical shape. Other orbital shapes like dumb - bell (p - orbitals) and four - lobed (d - orbitals) are different from s - orbitals.

Answer:

A. spherical