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Excitation energy of a hydrogen like ion, in its first excitation state, is 40.8 eV. The energy needed to remove the electron from the ion in ground state is
Options
(a) 13.6 eV
(b) 27.2 eV
(c) 40.8 eV
(d) 54.4 eV
Correct Answer:
54.4 eV
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- When current I is flowing through a conductor, the drift velocity is v.
- The number of beta particles emitted by a radioactive substance is twice the number
- A satellite A of mass m is at a distance r from the centre of earth. Another satellite
- When ultraviolet rays are incident on metal plate, then photoelectric effect
- If the image formed by a convex mirror of focal length 30 cm is a quarter of the size
Topics: Dual Nature of Matter and Radiation (150)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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