Q44.The frequency of revolution of the electron in Bohr's orbit varies with n, the principal quantum number as (1) 1 (2) 1 n4 n2 (3) 1 (4) 1 n n3
What This Question Tests
The question asks for the dependence of the frequency of electron revolution on the principal quantum number in Bohr's orbit, testing understanding of Bohr's postulates and orbital parameters.
Concepts Tested
Formulas Used
v ∝ 1/n
r ∝ n²
f = v/(2πr)
📚 NCERT Sections This Tests
12.6 — (A) Using The Bohr’S Model Calculate The Speed Of The Electron In A
Physics Class 12 · Chapter 12
12.6 (a) Using the Bohr’s model calculate the speed of the electron in a hydrogen atom in the n = 1, 2, and 3 levels. (b) Calculate the orbital period in each of these levels.
12.7 — The Radius Of The Innermost Electron Orbit Of A Hydrogen Atom Is
Physics Class 12 · Chapter 12
12.7 The radius of the innermost electron orbit of a hydrogen atom is 5.3×10–11 m. What are the radii of the n = 2 and n =3 orbits?
4.12 — In Exercise 4.11 Obtain The Frequency Of Revolution Of The Electron In
Physics Class 11 · Chapter 4
4.12 In Exercise 4.11 obtain the frequency of revolution of the electron in its circular orbit. Does the answer depend on the speed of the electron? Explain.
📋 Question Details
- Chapter
- Atomic Structure
- Topic
- Bohr Model
- Year
- 2025
- Shift
- 28 Jan Shift 2
- Q Number
- Q44
- Type
- MCQ
- NCERT Ref
- Class 11 Chemistry Ch 2: Structure of Atom
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