A spectrophotometer has basic several components. Describe the role of each component and the justification for the setup of an instrument used for excitation spectroscopy and an instrument for emission spectroscopy.

Q: 3500 3000 2500 2000 1500 1000 500 Wavenumbers (cm-1)

A: IR spectrum is used to analyze functional groups present in the compound.

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Q: Define wavelength and fwhm (peak width at half the maximum height) of visible absorption.

A: A propagating disturbance in space is called wave. They generally travel in straight line through a…

Q: 14.69. By how much do Do and De differ in H,S if the vibra- tional frequencies of H,S are 2626,…

A: To calculate the difference in Do and De in H2S if vibrational frequencies of H2S are 2626, 2615 and…

Q: What is the relationship between coupling constant in hertz and operating frequency?

A: The relationship between coupling constant in hertz and operating frequency.

Q: What is the significance of the Amax of a spectrum? What are the other uses of the…

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Q: Compare the techniques of Atomic Absorption Spectroscopy (AAS) and Inductively coupled…

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Q: True or False: Emission spectroscopy can be used toidentify the components of paint’s pigments

A: An electron of an atom will be present in the excited state by absorbing energy. It will again…

Q: What is the significance of the highest value of absorbance in spectrophotometry?

A: Spectrophotometer is an instrument used in measuring the intensity of light when it is passed…

Q: Explain the principles of UV-Vis Spectrometer

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Q: List the 3 types of EMR scattering and give the relationship between the particle size and…

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Q: Which is higher in energy: electromagnetic radiation with wavenumber 100 cm−1 or with wavenumber…

A: Since the relationship between the wavenumber and energy of radiation is given by  E = hcυ where h =…

Q: You will perform rotational spectroscopy on the diatomic molecule 25A2ºB (where A and B are generic…

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Q: For 'H3$Cl molecule, (N¡/No) ratio at 300 K is 6.091 x 10² . Calculate the wavenumber ( in cm') for…

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Q: How would the position of a spectral line change as  the distance L between the grating and the…

A: The distance between the center of the pattern and mth spectral line can be calculated using the…

Q: A sample was excited by the 4358 angstrom unit line of Mercury a Raman line was absorbed at 4447…

A: Given information,    Sample was excited by the 4358 angstrom unit line of Mercury a Raman line was…

Q: Convert the following wavenumbers (in cm-1) into their corresponding wavelengths (in nm)  a. 3300…

A: From the following formula, we can convert wave number (cm-1) into wavelength (in nm) νλ=104where,…

Q: Calculate the ratio A/B for transitions with the following characteristics: (i) 500 MHz…

A: i) The formula to calculate the ratio A/B for transition is given below. Where, A is the Einstein’s…

Q: 55 50 15 10- 5- -5 -10 -15. 4000 3500 3000 2500 2000 1500 1000 500 Wavenumbers (cm-1) %Transmittance…

A: The IR helps to find out the correct  functional group in the given compound .

Q: wavenumbers

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Q: 86- 84- 64- 62- 4000 3500 3000 2500 2000 1500 1000 500 Wavenumbers (cm-1) %Transmittance 8 富 8…

A: Some frequencys of group functions.O-H Stretching → 3200 - 3500 cm-1                N-H → 3300 →3600…

Q: Explain the principal work of atomic absorption spectroscopy? And how is it used for the…

A: Atomic absorption spectroscopy is based on the principle that when a radiation is applied on a…

Q: Name the two gases used in NMR spectrometer. What are their functions in the equipment?

A: NMR spectrometry allows the molecular structure of a material to be analysed by observing and…

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

A: Frequency is defined as the number of cycles per second. Wavelength is defined as the distance…

Q: 85 80 75 65 2500 2000 1500 Wavenumbers (cm-1) %Transmittance 70 3098.57 3067.97 2880.13 2160.42…

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Q: -Compare atomic emission spectroscopy with atomic absorption spectroscopy in terms of the…

A: We have to Compare atomic emission spectroscopy with atomic absorption spectroscopy in terms of the…

Q: what is thresh-hold frequency in the photoelectric effect ?

A: When a metal surface is exposed to light of certain frequency the metal ejects electron(s) of…

Q: Atomic absorption spectrophotometry is a method for the quantitative determination of metal ions. a)…

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

Q: Compare and contrast the components of an infrared spectrophotometer with that of a visible…

A: From given  Components of UV and IR spectrophotometer is compared and explained in detail as follows…

Q: In a spectrometer operating at 400.130 000 MHz for 1H, on the δ scale what separation of peaks in…

A: Separation between two peaks in part per million (ppm) is known as chemical shift. It is calculated…

Q: Draw simple atomic energy level diagrams showing the following processes: Atomic Absorption Atomic…

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Q: 3280 cm-1 to mm

A: The formula for converting between μm and cm-1 is ν ¯λ= 104. Frequency in Infrared Spectrophotometer…

Q: 1. Using the graphs of the food dyes created from your data, use the Imax to determine the amount of…

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

Q: 6. Briefly discuss source Zeeman effect as applied for background correction in atomic spectroscopy.

A: Zeeman effect,, in physics and astronomy, the splitting of a spectral line into two or more…

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: 4 For the 1S 2P (Lyman a) transition in the hydrogen atom, evaluate the total integrated absorption…

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Q: what is the relationship between absorbance and transmittance?

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Q: wavelength (um) 5 5.5 6 8 9 10 11 2.5 100 3.5 4.5 12 13 14 15 16 80 (d) 1604 60 40 20 1742 4000 1200…

A: Using IR spectroscopy  -Only the functional group of the molecule can be determined.  - In order to…

Q: Atomic fluorescence spectrometry is an attractive alternative to atomic absorption spectrometry for…

A: Atomic fluorescence spectrometry (AFS) is an analytical method which is used to determine the…

Q: (a) Draw a block diagram of an atomic absorption spectrometer (AAS). Briefly describe the function…

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Q: 1a)A sample was excited by the 4358 angstrom line of mercury. Raman line was observed at 4447…

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Q: Explain the difference of an operational principle between flame atomic absorption spectroscopy…

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Q: For 'H³C1 molecule, (N¡/No) ratio at 300 K is 6.091 x 10² . Calculate the wavenumber ( in cm') for…

A: We know for rotational transition, EJ= BJ(J+1) cm-1 ; where B is rotational constant. From this…

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: Fluorescence measurements of concentration are inherently more sensitive than spectrophotometic…

A: Fluorescence  spectroscopy is more sensitive instrumental technique, as in spectrophotometer…

Q: Inductively coupled plasma-optical emission spectroscopy (ICP-OES) is a quantitative method for…

A: Solutions- Inductively coupled plasma-optical emission spectroscopy is a quantitative method for the…

Q: Does an electromagnetic spectrophotometer using photoelectron spectroscopy exist? Explain why or why…

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Q: Wavenumbers %Transmittance 3348.16 2956.78 2871.46 1741.12 1627.76 1559.38 1477.60 1458.27 1443.92…

A: The question is based on the concept of IR Spectroscopy. we have to interpret and analyse the given…

Q: What are the types of atomization in atomic absorption spectroscopy? (instrumental analysis)

A: A question based on analytical chemistry, which is to be accomplished.

Q: What kind of molecular weight do you generally get from light-scattering photometry?

A: The solution of molecules with known concentration are placed in a cuvette, then a beam of…

Q: The average velocity of the atoms emitting a photon at 676 nm was 3184 m/s. What is the contribution…

A: Doppler linewidth is given as: ∆λ=λvcwhere,λ=wavelengthv=average velocityc=speed of light in vacuum

Q: Describe the units of IR in relation to frequency and energy and describe the functions of an FT-IR…

A: IR spectroscopy is a technique to detect the functional group in a molecule. This infrared light…