Physics Exam > Physics Questions > The number of spectral line allowed in the sp...
Start Learning for Free
The number of spectral line allowed in the spectrum for 3^2D to 3^2 P transition is a) 2 b) 4 c) 3 d) 6?
Most Upvoted Answer
The number of spectral line allowed in the spectrum for 3^2D to 3^2 P ...
Explanation:
Introduction:
In atomic physics, spectral lines are the specific wavelengths of light that are emitted or absorbed by an atom as the electrons transition between different energy levels. These transitions are governed by the principles of quantum mechanics.
Transition from 3^2D to 3^2P:
The notation "3^2D" and "3^2P" represents the energy levels of an atom. The superscript numbers indicate the principal quantum number, while the letters (D and P) represent the orbital angular momentum quantum number.
The transition from 3^2D to 3^2P involves a change in the orbital angular momentum quantum number. The D orbital has an angular momentum quantum number of 2, while the P orbital has an angular momentum quantum number of 1. This transition corresponds to the emission or absorption of electromagnetic radiation in the visible or ultraviolet region of the electromagnetic spectrum.
Selection Rules:
In atomic physics, selection rules determine which transitions are allowed or forbidden. These selection rules are based on the conservation of various quantities, such as angular momentum and parity.
For the transition from 3^2D to 3^2P, the selection rules are as follows:
1. Δl = ±1: The change in the orbital angular momentum quantum number (l) must be ±1. In this case, the transition is from D (l=2) to P (l=1), which satisfies this rule.
2. Δm = 0: The change in the magnetic quantum number (m) must be 0. This means that the orientation of the electron's angular momentum vector does not change during the transition.
Number of Spectral Lines:
The number of spectral lines allowed in the spectrum for this transition can be determined by considering the possible values of the magnetic quantum number (m) for each energy level.
For the D orbital (l=2), the possible values of m are -2, -1, 0, 1, and 2. This gives a total of 5 possible transitions.
For the P orbital (l=1), the possible values of m are -1, 0, and 1. This gives a total of 3 possible transitions.
Conclusion:
The number of spectral lines allowed in the spectrum for the transition from 3^2D to 3^2P is the product of the number of possible transitions for each energy level. In this case, it is 5 × 3 = 15.
Therefore, the correct answer is not provided in the options given.
Introduction:
In atomic physics, spectral lines are the specific wavelengths of light that are emitted or absorbed by an atom as the electrons transition between different energy levels. These transitions are governed by the principles of quantum mechanics.
Transition from 3^2D to 3^2P:
The notation "3^2D" and "3^2P" represents the energy levels of an atom. The superscript numbers indicate the principal quantum number, while the letters (D and P) represent the orbital angular momentum quantum number.
The transition from 3^2D to 3^2P involves a change in the orbital angular momentum quantum number. The D orbital has an angular momentum quantum number of 2, while the P orbital has an angular momentum quantum number of 1. This transition corresponds to the emission or absorption of electromagnetic radiation in the visible or ultraviolet region of the electromagnetic spectrum.
Selection Rules:
In atomic physics, selection rules determine which transitions are allowed or forbidden. These selection rules are based on the conservation of various quantities, such as angular momentum and parity.
For the transition from 3^2D to 3^2P, the selection rules are as follows:
1. Δl = ±1: The change in the orbital angular momentum quantum number (l) must be ±1. In this case, the transition is from D (l=2) to P (l=1), which satisfies this rule.
2. Δm = 0: The change in the magnetic quantum number (m) must be 0. This means that the orientation of the electron's angular momentum vector does not change during the transition.
Number of Spectral Lines:
The number of spectral lines allowed in the spectrum for this transition can be determined by considering the possible values of the magnetic quantum number (m) for each energy level.
For the D orbital (l=2), the possible values of m are -2, -1, 0, 1, and 2. This gives a total of 5 possible transitions.
For the P orbital (l=1), the possible values of m are -1, 0, and 1. This gives a total of 3 possible transitions.
Conclusion:
The number of spectral lines allowed in the spectrum for the transition from 3^2D to 3^2P is the product of the number of possible transitions for each energy level. In this case, it is 5 × 3 = 15.
Therefore, the correct answer is not provided in the options given.
|
Explore Courses for Physics exam
|
|
Similar Physics Doubts
The number of spectral line allowed in the spectrum for 3^2D to 3^2 P transition is a) 2 b) 4 c) 3 d) 6?
Question Description
The number of spectral line allowed in the spectrum for 3^2D to 3^2 P transition is a) 2 b) 4 c) 3 d) 6? for Physics 2024 is part of Physics preparation. The Question and answers have been prepared according to the Physics exam syllabus. Information about The number of spectral line allowed in the spectrum for 3^2D to 3^2 P transition is a) 2 b) 4 c) 3 d) 6? covers all topics & solutions for Physics 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The number of spectral line allowed in the spectrum for 3^2D to 3^2 P transition is a) 2 b) 4 c) 3 d) 6?.
The number of spectral line allowed in the spectrum for 3^2D to 3^2 P transition is a) 2 b) 4 c) 3 d) 6? for Physics 2024 is part of Physics preparation. The Question and answers have been prepared according to the Physics exam syllabus. Information about The number of spectral line allowed in the spectrum for 3^2D to 3^2 P transition is a) 2 b) 4 c) 3 d) 6? covers all topics & solutions for Physics 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The number of spectral line allowed in the spectrum for 3^2D to 3^2 P transition is a) 2 b) 4 c) 3 d) 6?.
Solutions for The number of spectral line allowed in the spectrum for 3^2D to 3^2 P transition is a) 2 b) 4 c) 3 d) 6? in English & in Hindi are available as part of our courses for Physics.
Download more important topics, notes, lectures and mock test series for Physics Exam by signing up for free.
Here you can find the meaning of The number of spectral line allowed in the spectrum for 3^2D to 3^2 P transition is a) 2 b) 4 c) 3 d) 6? defined & explained in the simplest way possible. Besides giving the explanation of
The number of spectral line allowed in the spectrum for 3^2D to 3^2 P transition is a) 2 b) 4 c) 3 d) 6?, a detailed solution for The number of spectral line allowed in the spectrum for 3^2D to 3^2 P transition is a) 2 b) 4 c) 3 d) 6? has been provided alongside types of The number of spectral line allowed in the spectrum for 3^2D to 3^2 P transition is a) 2 b) 4 c) 3 d) 6? theory, EduRev gives you an
ample number of questions to practice The number of spectral line allowed in the spectrum for 3^2D to 3^2 P transition is a) 2 b) 4 c) 3 d) 6? tests, examples and also practice Physics tests.
|
|
Explore Courses for Physics exam
|
|
Suggested Free Tests
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
|
© EduRev
|
Education Revolution
|
Follow Us
|
Signup to see your scores
go up within 7 days!
Access 1000+ FREE Docs, Videos and Tests
Takes less than 10 seconds to signup