question_answer

Ionization energy of a hydrogen-like ion A is greater than that of another hydrogen-like ion B. If r, u, E and L represent the radius of the orbit, speed of the electron, energy of the atom and orbital angular momentum of the electron respectively then in ground state

A) \[{{r}_{A}}>{{r}_{B}}\]

B) \[{{u}_{A}}>{{u}_{B}}\]

C) \[{{E}_{A}}>E{{  }_{B}}\]

D) \[{{L}_{A}}<{{L}_{B}}\]