Question:medium

The radius of the first Bohr orbit of hydrogen atom is 0.529 $\AA$. The radius of the third orbit $H^+$ will be ________.

Show Hint

The radius of the first Bohr orbit of hydrogen atom is 0.529 $\AA$. The radius of the third orbit $H

Updated On: Apr 15, 2026

8.46 \AA
0.705 \AA
1.59 \AA
4.79 \AA

Show Solution

The Correct Option is D

Solution and Explanation

Was this answer helpful?

0

Top Questions on Bohr’s Model for Hydrogen Atom

The wavelength of the light emitted by a hydrogen atom during a transition from \( n = 3 \) to \( n = 2 \) is \( 656.3 \, \text{nm} \). What is the energy of the photon emitted during this transition?
- MHT CET - 2025
- Chemistry
- Bohr’s Model for Hydrogen Atom
View Solution
The energy of an electron in the ground state of hydrogen atom is -13.6 eV. The kinetic and potential energy of the electron in the first excited state will be:
- CBSE Class XII - 2024
- Physics
- Bohr’s Model for Hydrogen Atom
View Solution
Two energy levels of an electron in a hydrogen atom are separated by 2.55 eV. Find the wavelength of radiation emitted when the electron makes a transition from the higher energy level to the lower energy level.
- CBSE Class XII - 2024
- Physics
- Bohr’s Model for Hydrogen Atom
View Solution
Match List I with List II.
List I
(Spectral Lines of Hydrogen for transitions from) List II
(Wavelength (nm))
A. n₂ = 3 to n₁ = 2 I. 410.2
B. n₂ = 4 to n₁ = 2 II. 434.1
C. n₂ = 5 to n₁ = 2 III. 656.3
D. n₂ = 6 to n₁ = 2 IV. 486.1
Choose the correct answer from the options given below:
- NEET (UG) - 2024
- Physics
- Bohr’s Model for Hydrogen Atom
View Solution
Want to practice more? Try solving extra ecology questions todayView All Questions

Questions Asked in MET exam

At great distances from an electric dipole, the electric field strength due to the dipole varies with the distance as

MET - 2018
Electrostatics

A charged particle travels along a straight line with a speed $\nu$ in a region where both electric field $\mathbf{E}$ and magnetic fields $\mathbf{B}$ are present. It follows that}

MET - 2018
Magnetic Effects of Current and Magnetism

A solenoid of length $50~\mathrm{cm}$ and a radius of cross-section $1\mathrm{cm}$ has 1000 turns of wire wound over it. If the current carried is 5A, the magnetic field on its axis, near the centre of the solenoid is approximately (permeability of free space $\mu_{0} = 4\pi \times 10^{-7}\mathrm{T}\cdot \mathrm{m / A}$)

MET - 2018
Magnetic Effects of Current and Magnetism

A transformer of $100%$ efficiency has 200 turns in the primary and 40000 turns in secondary. It is connected to a $220~\mathrm{V}$ main supply and secondary feeds to a $100\mathrm{k}\Omega$ resistance. The potential difference per turn is

MET - 2018
Electromagnetic induction