Rank these photons in terms of decreasing energy: IR ( ν= .6.5 ×10^13 s^-1) ; microwave (ν=9.8

Name: Problem 12, Chapter 7: CHEMISTRY: The Molecular Nature of Matter and Change
Uploaded: 2021-06-03T12:00:12-08:00
Duration: 41 s
Channel: Nicole Smina
Description: Rank these photons in terms of decreasing energy: IR ( ν= .6.5 ×10^13 s^-1) ; microwave (ν=9.8 ×10^11 s^-1) ; UV(ν=8.0 ×10^15 s^-1)

step 1 So if we're ranking from highest energy to lowest energy, then the one with the highest frequenc

Question

Rank these photons in terms of decreasing energy: IR ( $\nu=$ $\left.6.5 \times 10^{13} \mathrm{~s}^{-1}\right) ;$ microwave $\left(\nu=9.8 \times 10^{11} \mathrm{~s}^{-1}\right) ; \mathrm{UV}\left(\nu=8.0 \times 10^{15} \mathrm{~s}^{-1}\right)$

   Rank these photons in terms of decreasing energy: IR ( $\nu=$ $\left.6.5 \times 10^{13} \mathrm{~s}^{-1}\right) ;$ microwave $\left(\nu=9.8 \times 10^{11} \mathrm{~s}^{-1}\right) ; \mathrm{UV}\left(\nu=8.0 \times 10^{15} \mathrm{~s}^{-1}\right)$

CHEMISTRY: The Molecular Nature of Matter and Change

Martin S.… 9th Edition

Chapter 7, Problem 12

Instant Answer

Solved by Expert Nicole Smina

06/03/2021

Step 1

According to Planck's equation, the energy of a photon is directly proportional to its frequency. This means that a photon with a higher frequency will have a higher energy. Show more…

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Rank these photons in terms of decreasing energy: IR ( $\nu=$ $\left.6.5 \times 10^{13} \mathrm{~s}^{-1}\right) ;$ microwave $\left(\nu=9.8 \times 10^{11} \mathrm{~s}^{-1}\right) ; \mathrm{UV}\left(\nu=8.0 \times 10^{15} \mathrm{~s}^{-1}\right)$

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Key Concepts

Frequency-Energy Relationship

The frequency-energy relationship highlights that as the frequency of electromagnetic radiation increases, the associated photon energy increases as well. This linear relationship is fundamental in comparing different regions of the electromagnetic spectrum.

Photon Energy

Photon energy is the amount of energy carried by a photon, which is directly proportional to its frequency. This concept is underpinned by the equation E = h?, where E is the energy, h is Planck’s constant, and ? (nu) is the frequency of the photon.

Electromagnetic Spectrum

The electromagnetic spectrum encompasses all types of electromagnetic radiation, from low-frequency waves like microwaves to high-frequency waves like ultraviolet light. Recognizing the place of each type of radiation within this spectrum is crucial to understanding their relative energies.

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