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If doubly ionised lithium atom is hydrogen like with atomic number 3, the wavelength of radiation required to excite the electron in Li⁺⁺ from the first to the third Bohr orbit and the number of different spectral lines observed in the emission spectrum of the above excited system are
Options
(a) 296 Å, 6
(b) 114 Å, 3
(c) 1026 Å, 6
(d) 8208 Å, 3
Correct Answer:
114 Å, 3
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Radioactivity
(83)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The value of workdone for rotating a magnet of magnetic moment M by an angle θ in external
- A conveyor belt is moving at a constant speed of 2 m/s. A box is gently dropped on it
- If the momentum of electron is changed by P, then the de-Broglie wavelength
- A stone falls freely under gravity. It covers distances h1, h2 and h3 in the first 5 secs
- A round disc of moment of inertia i₂ about its axis perpendicular to its plane
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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