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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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(83)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Characteristic X-rays are produced due to
- Ohm’s law is not applicable except to
- Two equal and opposite charges of masses m₁ and m₂ are accelerated
- The half-life of radioactive element is 600 yr. The fraction of sample
- The work function for metals A,B abd C are respectively 1.92 eV,2.0 eV and 5 eV.
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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