Question

Which best describes the emission spectra of atomic hydrogen? a. A discrete series of lines of equal intensity and equally spaced with respect to wavelength b. A series of only four lines c. A continuous emission of radiation of all frequencies d. Several discrete series of lines with both intensity and spacing between lines decreasing as the wave number increases within each series

Name: Problem 38, Chapter 3: Physical Chemistry for IIT JEE
Uploaded: 2022-01-29T08:26:01-08:00
Duration: 1 min 17 s
Channel: Hunza Gilgit
Description: Which best describes the emission spectra of atomic hydrogen? a. A discrete series of lines of equal intensity and equally spaced with respect to wavelength b. A series of only four lines c. A continuous emission of radiation of all frequencies d. Several discrete series of lines with both intensity and spacing between lines decreasing as the wave number increases within each series

   Which best describes the emission spectra of atomic hydrogen?
a. A discrete series of lines of equal intensity and equally spaced with respect to wavelength
b. A series of only four lines
c. A continuous emission of radiation of all frequencies
d. Several discrete series of lines with both intensity and spacing between lines decreasing as the wave number increases within each series

Physical Chemistry for IIT JEE

Atul Singha 1st Edition

Chapter 3, Problem 38

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Solved by Expert Hunza Gilgit

01/29/2022

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This transition results in the emission of light at specific wavelengths. Show more…

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Which best describes the emission spectra of atomic hydrogen? a. A discrete series of lines of equal intensity and equally spaced with respect to wavelength b. A series of only four lines c. A continuous emission of radiation of all frequencies d. Several discrete series of lines with both intensity and spacing between lines decreasing as the wave number increases within each series

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Key Concepts

Spectral Line Series

In atoms like hydrogen, the discrete lines are organized into series (for example, the Lyman series, Balmer series, etc.). Each series consists of transitions that end at a common energy level, and within a given series, the intensity and spacing of the lines change systematically as the energy difference between levels varies.

Quantum Energy Levels

Atoms have electrons that occupy discrete energy levels. Transitions between these quantized states lead to the absorption or emission of photons with energies corresponding to the difference between levels, which is a cornerstone of quantum mechanics.

Emission Spectra

The emission spectrum of an atom, such as hydrogen, is formed when electrons drop from higher to lower energy levels, emitting photons at specific wavelengths. This results in a series of sharp, discrete spectral lines rather than a continuous spectrum.

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