Ionisation enrgy of a h-like ion (A) is greater than that of another H-like ion (B) Let r, u, e and (L) represent the radius fo the orbit speeed of the electron , energy of the atom and orbital angualr momentum of the electron repectively . In groun state :
A. ` r_A gt r_B`
B. `u_A gt u_B`
C. `E_A lt E_B`
D. `LA_A gt L_B`


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Correct Answer - C::D