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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
- A soap bubble is charged to a potential 12V. If its radius is doubled,
- In a photoelectric effect experiment, the slope of the graph between the stopping
- Pure Si at 300 k has equal electrons (nₑ) and hole (nh) concentrations
- Frequency of stretched string will increase by
- Photons of 5.5 eV energy fall on the surface of the metal emitting photoelectrons
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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