Q16.A hydrogen atom in ground state is given an energy of 10.2eV. How many spectral lines will be emitted due to transition of electrons? (1) 6 (2) 3 (3) 10 (4) 1
What This Question Tests
This question requires calculating the excited state level of a hydrogen atom after energy absorption and then determining the total number of possible spectral lines emitted during de-excitation.
Concepts Tested
Formulas Used
E_n = -13.6/nĀ² eV
Number of spectral lines = n(n-1)/2
š NCERT Sections This Tests
12.4 ā The Ground State Energy Of Hydrogen Atom Is ā13.6 Ev. What Are The
Physics Class 12 Ā· Chapter 12
12.4 The ground state energy of hydrogen atom is ā13.6 eV. What are the kinetic and potential energies of the electron in this state?
12.5 ā A Hydrogen Atom Initially In The Ground Level Absorbs A Photon,
Physics Class 12 Ā· Chapter 12
12.5 A hydrogen atom initially in the ground level absorbs a photon, which excites it to the n = 4 level. Determine the wavelength and frequency of photon.
12.3 ā A Difference Of 2.3 Ev Separates Two Energy Levels In An Atom. What
Physics Class 12 Ā· Chapter 12
12.3 A difference of 2.3 eV separates two energy levels in an atom. What is the frequency of radiation emitted when the atom make a transition from the upper level to the lower level?
š Question Details
- Chapter
- Atoms
- Topic
- Hydrogen atom spectrum
- Year
- 2024
- Shift
- 09 Apr Shift 2
- Q Number
- Q16
- Type
- MCQ
- NCERT Ref
- Class 12 Physics Ch 12: Atoms
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