13. The infrared absorption spectrum of H2 has a strong band at 4401 cm-1. a. Calculate the force constant of the bond in this molecule. Give your result in units of Nm-1. b. Determine the zero-point energy for this molecule. Give your result in units of J. c. At what frequency (in Hz) should the infrared spectrum of D2 have a strong band? Report your result in units of cm-1.

13. The infrared absorption spectrum of H2 has a strong band at 4401 cm-1. a. Calculate the force constant of the bond in this molecule. Give your result in units of Nm-1. b. Determine the zero-point energy for this molecule. Give your result in units of J. c. At what frequency (in Hz) should the infrared spectrum of D2 have a strong band? Report your result in units of cm-1.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

2. The rovibrational absorption spectrum below corresponds to the V4 band of NH3. Use the wavenumbers of the visible lines in the zoomed region to determine the distance (in Å) of the hydrogen atoms from the principal (C3) axis. Note the lines are colour coded for AK. mN = 14.007 amu, m₁ = 1.008 amu. Q -R 1400 1500 1600 1700 1800 V/cm-1 AK = 0 AK = ±1 1623.75- 1627.00- 1630.25- 1636.44- 1642.64- 1649.14- 1645.89 1655.03- 1661.52- 1664.78- v/cm-1
This is from a study guide for a final, not a graded assignment.
Q1. The classical frequency of vibration (V.) of AB molecule is 4271.8 cm¹ and experimental dissociation energy (D₂) is 5.56 eV. What is the vibrational quantum number (v) at which experimental dissociation occurs? A) 8 B) 10 C) 7 D) 6 E) 9 F) 5 Q2. If a photon of energy 4.9x10-19 Jejects an electron from a metal having a workfunction energy of 2.483 eV, the velocity of the emitted electron is: A) 4.5x10³ m/s B) 1.5x10³ m/s C) 3.2x10³ m/s D) 5.5x10 m/s E) 1.5x10 m/s F) 4.5×10³ m/s Q3. The velocity of an electron having a wavelength of 800 nm is: B) 2.06x10³ m/s A) 1.03x10² m/s C) 9.09×10² m/s D) 3.05x10³ m/s E) 7.40x10¹ m/s F) 4.5x10 m/s
help please answer in text form with proper workings and explanation for each and every part and steps with concept and introduction no AI no copy paste remember answer must be in proper format with all working
5. What is the basis of vibrational spectroscopy. Derive the expression for natural frequency for vibration of a spring with spring constant K and mass m.
Please show work with explanation
Give only typing answer with explanation and conclusion
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.
why do phase atom exhibit uv-visible line spectra where as molecules exhibit band spectra?
Draw the Lewis structure and describe the bonding in Cr2(CH3COO)4(H2O)2 using MO theory. In the Raman spectrum an intensive line at 556 cm-1 is observed. Assign this band and calculate the force constant using the approach that only two atoms are involved in this vibration. (For comparison: Cd22+ 111 N/m and Hg22+ 169 N/m)
What would be the lowest possible excitation energy for benzene in this model? Give your answer in units of β.
4.