In the fourth positive group of the CO electron spectrum,several values of the centers of the following vibrationbands (in wave number) have been measured:Banda (v'-v) 3-0 2-0 1-0 0-0 0-1v(cm¹) 69088 67675 66231 64703 62602Indicate where the center of the 3 - 1 band will occur approximately (in cm³¹):1. 64800 2. 65530 3.66200 4.66987

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Answered: In the fourth positive group of the CO…

Physical Chemistry

2nd Edition

ISBN:9781133958437

Author:Ball, David W. (david Warren), BAER, Tomas

Publisher:Ball, David W. (david Warren), BAER, Tomas

Chapter14: Rotational And Vibrational Spectroscopy

Section: Chapter Questions

Problem 14.61E

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Determine the number of total degrees of freedom and the number of vibrational degrees of freedom for the following species. a Hydrogen sulfide, H2S b Carbonyl sulfide, OCS c The sulfate ion, SO42 d Phosgene, COCl2 e Elemental chlorine, Cl2 f A linear molecule having 20 atoms g A nonlinear molecule having 20 atoms
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Payal
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If a hypothetic vibrational motion of a molecule can be described by Tvib = 2A1 + E, within the point group Cav, how many bands/peaks would you expect to see in its IR spectrum? Explain your reasoning. C (4mm) E 2C, C, 20, 20, h=8 A, 1 1 1 1 x + y', 2 1 1 1 A, B, B, 1-1 -1 R. 1 -1 1 -1 x- y 1 -1 1-1 xy 2 0 -2 0 (x, y) (R, R) (2x, y2) 3.
Banda (v'-v) 3-0 2-0 1-0 0-0 0-1 v(cm¹) 69088 67675 66231 64703 62602 In the fourth positive group of the CO electron spectrum, several values of the centers of the following vibration bands (in wave number) have been measured: Indicate where the center of the 3 - 1 band will occur approximately (in cm³¹): 1. 64800 2.65530 3. 66200 4.66987
Give explanation also
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1. Water shows the following vibrations: A₁ symmetrical stretch at 3657 cm ¹, B2 asymmetrical stretch at 3756 cm ¹, A₁ deformation at 1595 cm ¹¹. Determine which vibrations are active in IR absorption spectra and which are active in Raman spectra.

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