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 Th 1400 HP ▬ R- 1500 1600 1700 1800 v/cm¹ ΔΚ = 0 AK = ±1 1623.75- 1627.00- 1630.25- 1636.44 1642.64- 1645.89- 1649.14- 1655.03- 1661.52 1664.78- v/cm²¹

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 Th 1400 HP ▬ R- 1500 1600 1700 1800 v/cm¹ ΔΚ = 0 AK = ±1 1623.75- 1627.00- 1630.25- 1636.44 1642.64- 1645.89- 1649.14- 1655.03- 1661.52 1664.78- v/cm²¹

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter24: Introduction To Spectrochemical Methods

Section: Chapter Questions

Problem 24.8QAP

See similar textbooks

Related questions

Q: The centre of the EPR spectrum of atomic hydrogen lies at 329.12 mT in a spectrometer operating at…

A: The expression to determine the g-value is shown below.

Q: 2. The stretching frequency for ¹H-35Cl is 2991 cm 1. Qualitatively predict whether the…

A: we can make a qualitative prediction about the stretching frequency of H-35Cl compared to H-55Cl.…

Q: What is the major instrumentation advantage of Raman Spectroscopy over IR spectroscopy?

A: Given Raman spectroscopy whose advantages is to be identified.

Q: D Which of the following molecules would be expected to have its C-C stretching frequency at the…

Q: 3. If a hypothetic vibrational motion of a molecule can be described by Tvib = 2A1 + E, within the…

A: We have been provided with the vibrational odes of a molecule and also its character table. We need…

Q: When the concentration of a solution is doubled, the absorbance is doubled. If a 0.010 0 M solution…

A: The relation between absorbance and percent transmittance is: A = 2 - log(%T)

Q: You measure that the %T of a sample at 850 nm is 20%. What is the absorbance of this sample? Report…

A: Given Wavelength = 850 nm% T = 20 %Absorbance = To be determined

Q: 3. A solution of [FeSCN]2 is found to have 37.4 % transmission at 447 nm. If the molar absorption…

A: According to the Beer-lambert law:

Q: The absorbance of a mixture at a specified wavelength is the total of the absorbances of each…

A: We have to tell whether the given statement on addit8ve property of absorbance 8s true or false

Q: The ff. statements are true, EXCEPT: 1. If the wavelength is doubled, the energy is halved. II. If…

Q: In a photoelectron spectrum of CO obtained with a lamp of helium emitting the line at 58.4 nm, three…

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

Q: 1 LUU %: 8 TRANSMITTANCE О 4000 НО 2 9000 3 2000 NAVENUMBERI- 4 1500 5 6 1000 H OH три 7 500

A: Study the characteristic peaks of the IR spectrum. IR spectra typically display absorption peaks at…

Q: What will the frequency of a modulated signal from a Michelson interferometer with a mirror velocity…

A: Wave equation is the mathematical relationship between the velocity (v), wavelength (λ) and…

Q: The particle in a box (PiB) model can be applied to electrons which move freely in a molecule such…

A: Given: The particle in a box (PiB) model can be applied to electrons which move freely in a molecule…

Q: How do I go from frequency (eV) to wavenumber (cm-1)?

A: Frequency and wave number are two characteristics of a wave which provide the details regarding the…

Q: In the rotational (microwave) spectrum of CO the separation between lines has been measured to be…

A: Given data, Separation between lines = 115270MHz Unit conversions; 1MHz = 106 Hz So, 115270 MHz =…

Q: Food dye spectroscopy 2. At what wavelengths should the readings be taken? What instrumentation…

A: Dyes are coloured substances so they are generally analysed in the visible region (400 nm to 800…

Question

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

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: Given Data:

VIEW

Step 2: Calculating the Reduced Mass

VIEW

Step 3: Identifying the P, Q, and R branches in the spectrum:

VIEW

Step 4: Determining the Rotational constant B:

VIEW

Step 5: Calculation of Moment of Inertia:

VIEW

Step 6: Determining the Bond length :

VIEW

Solution

VIEW

Step by step

Solved in 7 steps with 24 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

The following are sets of rotational quantum numbers (J,MJ,K). Label each indicated transition as either allowed or forbidden. Hint: Remember the rules for allowed values of the various quatum numbers. a (0,0,0)(1,1,0)b (0,0,0)(1,0,0) c (3,2,1)(3,1,1)d (4,4,1)(2,4,1)
A series of lines in the spectrum of neutral Li atoms rise from transitions between 1s22p1 2P and 1s2nd1 2D and occur at 610.36 nm, 460.29 nm, and 413.23 nm. The d orbitals are hydrogenic. It is known that the transition from the 2P to the 2S term (which arises from the ground-state configuration 1s22s1) occurs at 670.78 nm. Calculate the ionization energy of the ground-state atom.
How to compare the ratio of the multiplet areas in the 1H spectrum to the ratio of the number of H atoms ?
3. If a hypothetic vibrational motion of a molecule can be described by Tvib = 2A1 + E, within the point group C4v, 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 1 1 1 1 x² + y', z2 A, 1 1 1 -1 -1 R_ B, 1 -1 1 1 -1 x² – y? B, 1 -1 1 -1 1 xy 2 -2 0 0 (x, y) (R, R) (zx, yz)
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)
The bond length of CO is 112.82 pm. What resolution is needed (in wavelength or wavenumber) if you desire to be able to distinguish the l = 0 → 1 rotational line in the rotational spectrum of 12C160 from 13C16O? The mass of 12C is 12 amu (this is an exact value). The mass of 13C is 13.00335 amu. The mass of 160 is 15.99491 amu.
10. The Raman spectroscopy instrument records data and then plots signal intensity vs. raman shift. What are the actual wavelengths that are (1) emitted by the laser within the instrument that is directed at the sample and (2) that are sent back to the instrument due to a Raman interaction with your sample of dry ice that has a Raman active IR band at 1300 cm³¹.
2. In the far infrared spectrum of H"Br, there is a series of lines separated by 16.72 cm ¹. Calculate the values of the moment of inertia and the internuclear separation in H7⁹Br.
Hooke's Law and Spectroscopy
I need help with 4 ( not a graded question, its for a lab homework)
2. Which of the following best describes the relationship between excitation and emission for Flourescence? (a) λexc > dem (c) ^exc = λem In 1-2 sentences, explain your reasoning: 3. Same as above for Raman spectroscopy. In 1-2 sentences, explain your reasoning: (b) dexc = λem (d) there is no relationship
: A space probe was designed to seek carbon monoxide in Saturn’s atmosphere by looking for lines in its rotational spectrum. If the bond length of CO is 112.8 pm, at what wavenumbers (in cm-1) do the first three rotational transitions appear? Carbon is almost all carbon-12, so for this part, you can assume it’s all 12C). What resolution would be required to determine the isotropic ratio of 13C to 12C on Saturn by observing the first three 13CO rotational lines as well? (In other words how far apart, in cm-1, are the rotational transitions of 12CO and 13CO