(structure below) is proposed as a model compound for an application of the particle-in-a-ring model. Assume C-C R, to be 1.5 Å. www Calculate the wavelength (in nm) of the lowest-energy electronic transition (HOMO to the LUMO) in azulene. A) 350 B) 404 C) 530 D) 740

(structure below) is proposed as a model compound for an application of the particle-in-a-ring model. Assume C-C R, to be 1.5 Å. www Calculate the wavelength (in nm) of the lowest-energy electronic transition (HOMO to the LUMO) in azulene. A) 350 B) 404 C) 530 D) 740

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

Related questions

Q: What is the wavenumber of light with a frequency of a. 5.28 x 1012 sec-1? b. 3.17 x 1013 sec-1?…

Q: Specify the electron configuration for V³+.

A: Since, To write the electronic configuration, we use Aufbau principle. According to this, Electron…

Q: Options: The words in brackets represent the options. "....can be described using (sp, sp3, sp2)…

A: The following fill in the blanks can be answered as follows:

Q: Which is the ground-state electronic configuration of Iron? i. [Ar] 4s23d6…

A: We will count total electrons filled in each option and decide ground state electronic configuration…

Q: a solution has a %T value of 51.6% at 550 nm. What us the absorbance of this solution at this…

A: Absorbance of given solution can be find out as:

Q: The uantum numbers (n..s) for the the two valance electrons are (4,0,2) and (5.1, V2). Evaluete the…

Q: 16. The problems below may prioritize rote fundamentals, but facility with conversion between…

A: In the given question we have to calculate the energy when frequency, wavelength, and wave number…

Q: and

A: (a) The Se contains 3P ground state and a 3D and 3F excited state. The electronic transition takes…

Q: 1. Free lon terms and Spin Orbit coupling Determine the free ion term of the ground state including…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts…

Q: A Spectroscopic Binary is revealed by alternating red and blue shifts in its spectrum.

A: We have to tell whether the given statement is true or false

Q: orbit coupling). Show your wor

A: Ground state term symbol

Q: Provide a structure for the following compound using the IR and 1-H-NM, The molecular formula for…

A: Ans

Q: Which IR band is most likely to result from this structure? A) 3020-3100 cm1, Medium B) 2850-2960,…

A: IR spectroscopy.

Q: The Lewis structure of SF4 has four bonded pairs of electrons and one lone pair. Propose two…

A: considering the two structures of SF4 that is a trigonal bipyramidal and a squar pyramid the 19F…

Q: The unknown compound is one of the following Methyl Salicylate Benzoic Acid Salicylic Acid…

A: We need to identify the compound using FTIR and C13 NMR spectra provided. The compound can be…

Q: The arrangement of ions, atoms or molecules in crystals are best determined by which instrumental…

A: The arrangement of ions, atoms or molecules in crystals are best determined by x-ray diffraction…

Q: Predict what you expect to observe in the EPR spectrum of a species in which an unpaired electron…

A: In EPR spectrum, if an unpaired electron interacts with one 14N nucleus and one 1H nucleus, then the…

Q: Given the following selectivity coefficients for a K+ ISE, which of the below ions would cause the…

Q: What are the possible L values for the electrons in the [Xe] 6s2 4f 1 5d1 ? Derive the…

A: To determine the possible L values for the electrons in the configuration [Xe] 6s2 4f1 5d1, we need…

Q: 9. How does an FTIR instrument give a spectra when it has no monochromator, prism, diffraction…

A: In FTIR spectroscopy, an interferometer and it manipulates incoming infrared light. The sample beam…

Q: [Review Topics] [References] Use the References to access important values if needed for this…

A: Given, Note: 1MHz = 106 s-1 Frequency (f) = 94.5 MHz = 94.5 × 106 s-1 Wavelength (λ) = ? Note: speed…

Q: a) A current path shaped as shown in Figure produces a magnetic field at P, the center of the arc.…

A: Given, Current in the wire, I =2 A Angle of the arc, Ө = 30o Radius of the arc, R = 0.4 m Magnetic…

Q: Are the structures of CuCl2(OPPh3)2 and CuCl2(PPh3)2 - d9 or d10 - 1 unpaired electron or no…

Q: Image belo Culacac)2 Compound. Use It answer the questions. Recall that the spin-orbit coupling (2)…

A: As per the guideline, since you have asked multiple question, we have solved the first question for…

Q: For the dye 1,1'-Diethyl-2,2-carbocyanine iodide: gugo H₂C The use of the PIB theory indicates that…

A: Given: h=6.626×10-34 J sc=2.98×108 m/sm=9.109×10-31 kgIcc=149 pm To calculate: wavelength from the…

Q: 5) Write all the possible term symbols for a p² electronic configuration.

A: Answer of this question :-

Q: ) Given the absorbance spectrum shown below, what wavelength of light would you use for nickel(II)…

A: Absorbance is defined by the amount of light absorbed by the sample at a particular wavelength. In…

Q: In an atomic absorption spectrum experiment, Linsey treated a gaseous He+ sample in first excited…

A: Uv Range is 200-400nm.So spectra is in UV range. Light range is 100 nm To 300nm. energy of photon…

Q: Give typed full explanation not a single word hand written otherwise leave it Which of the…

A: Fluorescence is a rapid emission process that takes place when a species in an excited…

Q: Write the electronic configuration, in spdf notation abbreviated (The short one) for: 1) Ir3+, 2)…

A: (1) The electronic configuration of Ir3+ [Xe] 4f14 5d6

Q: Express 4000 Å h = 6.626 x 10-34 J s c = 2.998 x 108 m s-1 a. In nanometers: b. As a wavenumber…

A: Angstroms and nanometer has 0.1 power difference, and wavenumber is inverse of wavelength.

Q: 7. What is the wavenumber of an infrared photon whose wavelength is 100 μm? a) 1 cm ¹ b) 10 cm-1 c)…

Q: spherical nodes planar nodes 1s 1 0 2s 1 3s 3 2p. 1 3px 3 1 1 1 3d, What is the relationship between…

A: Total number of nodes = (n -1)

Q: Given the following parameters, what is the expected absorbance? c = 250 mmol/L l = 0.5 cm ε = 10…

A: The absorbance is calculated by the formula: A = εcl......(1) Where, ε = Molar absorption constant c…

Q: Light waves bend when they pass from one medium to a different medium because the speed of the wave…

A: Refraction is an effect that occurs when a light wave, incident at an angle away from the normal,…

Q: 7. Figure 5.1 shows the absorption and emission spectrum of a molecule in solution. (a) identify the…

A: 7. a) Absorption Spectrum : Absorption spectrum peaks are generally associated with electronic…

Q: 2. Which of the following best describes the relationship between excitation and emission for…

A: In fluorescence spectroscopy, the excitation wavelength is shorter than the emission wavelength.The…

Q: Please answer the question as fast as you can. Thank you very much. An excited (not in ground…

A: The excited state electronic configuration of an ion is 1s22s22p63s23p54d1We have to select the…

Q: 2. Calculate the absorbance value (A) for a solution that absorbs 89.5% of the light striking it.…

Question

(structure below) is proposed as a
model compound for an application of the
particle-in-a-ring model. Assume C-C R, to
be 1.5 Å.
www
Calculate the wavelength (in nm) of the
lowest-energy electronic transition (HOMO
to the LUMO) in azulene.
A) 350
B) 404
C) 530
D) 740

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

Specify whether an electric dipole transition is allowed for the following configurations of a neutral Silicon element. a) 3s²3p²- 3 s² 3p 5 s b) 3s²2p² - 35² 3p 3d c) 35²3p4s → 3s²3p5p
425 nm. 7. Calculate the energy associated with a single photon at the maximum wavelength you chose for the analysis of Yellow #5 in this experiment. Show the formula before you do the calculation. Tal
5. Calculate wavenumber for C=C and C=C by Hook's law. stronger bond higher frequency f force constant v =k/m Hooke's law M=mass k = constant smaller mass -higher frequency The force constant (f) of C=C 10 x 105 dyne/cm and C=C, 15 x 105 dyne/cm The mass (m) is the mass of atoms (or weights). The smaller the value of m, the higher the V of vibration. CH3O. H. HO capsaicin (spicy component of hot peppers)
95% D Thu 6:01 PM veera redhu elp S Will an ionic silicon atom be die x + ourse Home mHMAC=9337e6e78abba3e9c56d38b5a0922f5c#10001 12 of 12 I Review I Constants I Periodic Table Part A The emission line used for zinc determinations in atomic emission spectroscopy is 214 nm. If there are 2.50x1010 atoms of zinc emitting light in the instrument flame at any given instant, what energy (in joules) must the flame continuously supply to achieve this level of emission? Express your answer numerically in joules. > View Available Hint(s) J Submit Part B During an emission, electrons move from a higher energy orbital to a lower energy orbital. Which of the following are valid transitions that produce lines in the emission spectrum of Zn? Chook all that annlu Pearson rson Education Inc. All rights reserved. Terms of Use | Privacy Policy I Permissions | Contact Us | 【明山T Aa MacRe okk Air
Use the Tanabe-Sugano diagram to indicate the electronic transitions for the configurations below, i.e. for example, 'A2 →³T2 is one transition for ³F. (a) d³ (b) dº
The wavenumber for the first Balmer line for Li2+is 136,800 cm-1, what is the wavenumber of the first line of the Balmer series of hydrogen atom? What will be the energy change and frequency of the transition?
Calculate the frequency of visible light having a wave length of 486 nm. Answer in s-1 to 3 sig figs
The wavenumber for the first balmer line for Li3+ 136600 cm-1. What is the wavenumber of the first line of Balmer series of hydrogen atom? What will be the energy change and frequency of transition?
Which of the following statements concerning spectroscopy is correct? A) Concentration of a solution is directly proportional to the % of photons transmitted. B) Salt plates are often used in IR spectroscopic measurements because they are transparent in that region. C) Molar absorptivity is a constant for given species, regardless of concentration or wavelength. D) Fluorescence excitation is usually red-shifted from emission wavelength. E) 2 or more statements are correct. The absorbed energy to enable vibrational level transition falls within which wavelength range A) radio wave B) microwave C) IR D) X-ray E) UV and visible
determine the normalized wave function for _ = c1(1sA – 18B). In other words find the normalization constant. No S = overlap integral O" = ats (18A - 1sp) 18B) V2(1–S) O b) ab_ = v2(18A – 18B) Od = (194– 19) O d ab_ = /2(1 – S)(1sa – 18B)
(a) Calculate the energy difference between the two spin states of 1H and of 13C in a magnetic field of 6.8 T. 1H 4.0 1.19e-25 X J 13C 4.0 J (b) What is the precession frequency of a 1H nucleus at this magnetic field? Of a 13C nucleus? 1H 4.0 290 MHz 13C 4.0 73 MHz (c) At what magnetic field do protons precess at a frequency of 300. MHz? 4.0 7.04 T
Using the particle in a box model to describe energy of pi-electrons in CH2=CH- CH=CH-CH-CH₂ estimate the wavelength for HOMO-LUMO transition in this molecule. Assume the length of the molecule L-0.7 nm. Choose the answer closest to your estimate in nanometers (nm). 231 nm 196 nm 512 nm 250 nm 356 nm