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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
- If r be the distance of a point on the axis of a magnetic dipole from its centre
- A thin prism of angle 15⁰ made of glass of refractive index µ₁ = 1.5 is combined
- λ₁ and λ₂ are used to illuminate the slits. β₁ and β₂ are the corresponding fringe
- The escape velocity of a body on an imaginary planet which is thrice the radius
- A body of mass m is thrown upwards at an angle θ with the horizontal with velocity
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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