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The ionization energy of Li⁺⁺ is equal to
Options
(a) 9hcR
(b) 6hcR
(c) 2hcR
(d) hcR
Correct Answer:
9hcR
Explanation:
Ionisation energy of Li⁺⁺ = 9hcR
Ionisation energy = RchZ² = Rhc(3)² = 9hcR [as Z = 3 for Li⁺⁺]
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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
- A person can see clearly objects only when they lie between 50 cm and 400 cm from
- Excitation energy of a hydrogen like ion, in its first excitation state, is 40.8 eV.
- A ball is dropped into a well in which the water level is at a depth h below the top
- A bar magnet of moment of inertia I is vibrated in a magnetic field of induction
- The unit of permitivity of free space, ε₀ is
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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