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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 time period of a mass suspended from a spring is T. If the spring is cut into four
- An electron in potentiometer experiences a force 2.4×10⁻¹⁹N. The length of potentiometer
- If a mass of 20g having charge 3.0 mC moving with velocity 20ms⁻¹ enters a region
- To get three images of single object, one should have two plane mirrors at an angle of
- The intermediate image formed by the objective of a compound microscope is
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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