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The ionization potential for hydrogen at...

The ionization potential for hydrogen atom is `13.6 eV`, the ionization potential for `He^(+)` is

A

27.2 eV

B

54.4 eV

C

6.8 eV

D

13.6 eV

Text Solution

Verified by Experts

The correct Answer is:
B
Ionisation potential = `(13.6Z^(2))/n^(2)=(13.6xx2^(2))/1^(2)=54.4eV`.
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ERRORLESS-STRUCTURE OF ATOM-NCERT BASED QUESTIONS (Atomic Models and Planck.s Quantum Theory)
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