Ionisation energy of a hydrogen-like ion...

Ionisation energy of a hydrogen-like ion A is greater than that of another hydrogen -like ion B. Let r,u,E and L represent the radiu of the orbit, speed of the electron, energy of he atom and orbital angular momentum of the electron, respectively. In gound state

`r_(A) gt r_(B)`

`u_(A) gt u_(B)`

`E_(A) gt E_(B)`

`L_(A) gt L_(B)`

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