Highly excited states for hydrogen-like atoms (also called Rydberg states) with nuclear charge Ze are defined by their principal quantum number n , where n≫1 . Which of the following statement(s) is(are) true? [Adv. 2016]
a. Relative change in the radii of two consecutive orbitals does not depend on Z
b. Relative change in the radii of two consecutive orbitals varies as 1/n
c. Relative change in the energy of two consecutive orbitals varies as 1/n3
d. Relative change in the angular momenta of two consecutive orbitals varies as 1/n