IGNOU MSCCHEM MCH 22 Separation and Spectroscopic Methods Solved Assignment ENGLISH
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MCH 22: Separation and Spectroscopic Methods
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| Title Name | IGNOU MSCCHEM MCH 22 Separation and Spectroscopic Methods Solved Assignment ENGLISH |
|---|---|
| Type | Soft Copy (E-Assignment) .pdf |
| University | IGNOU |
| Degree | MASTER DEGREE PROGRAMMES |
| Course Code | MSCCHEM |
| Course Name | M.Sc. in Chemistry |
| Subject Code | MCH 22 |
| Subject Name | Separation and Spectroscopic Methods |
| Year | 2026 2027 |
| Session | - |
| Language | ENGLISH |
| Assignment Code | MCH 22/Assignment-1/2026 2027 |
| Product Description | Assignment of MSCCHEM (M.Sc. in Chemistry) 2026 2027. Latest MCH 022 2026-27 Solved Assignment Solutions |
| Format | Ready-to-Print PDF (.soft copy) |
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MCH 022 (July 2026) - ENGLISH
Tutor Marked Assignment
Separation and Spectroscopic Methods
Course Code: MCH-022
Assignment Code: MCH-022/TMA/2026
Maximum Marks: 100
Note: Attempt all the questions. The marks for each question are indicated against it.
1. (a) Briefly discuss the extraction of metal ions using crown ethers. (5)
(b) Giving suitable examples, discuss the role of masking agents in extractions. (5)
2. (a) What are the characteristics of stationary phases used in liquid-solid
chromatography? Discuss various types of adsorbents used.
(5)
(b) Give any five comparisons between PC and TLC. (5)
3. (a) Give a brief account of various injection systems used in gas chromatography. (5)
(b) Draw a schematic diagram of an HPLC instrument and also list the
components.
(5)
4. (a) Discuss the use of hydrous oxides of polyvalent metals as synthetic ion
exchangers giving suitable examples.
(5)
(b) Describe the unique features of size exclusion chromatography. (5)
5. (a) Discuss the applications of membrane separations in
(i) water treatment
(ii) production of table salt
(5)
(b) Give important aspects of capillary electrochromatography. (5)
6. (a) Explain the nature of absorption spectra for the transition and inner
transition elements by UV-Vis spectroscopy. Also specify the reasons of
difference between the two.
(5)
(b) What are the advantages of UV-Vis spectrometry for quantitative
determinations? Write the steps involved in the quantitative
determinations using this technique.
(5)
7. (a) How does FTIR differ from traditional dispersive IR spectrometry?
Write any four advantages of the FTIR spectrometry.
(5)
(b) What are the two aspects in which fluorimetry differs from phosphorimetry?
Describe the aspects.
(5)
8. (a) List the characteristics of atomisation-excitation source in atomic emission
spectrometry. Name the three types of plasma sources.
(5)
(b) Describe the principle of FT-NMR spectroscopy. Explain how is this
spectroscopy advantageous over the CW-NMR spectroscopy.
(5)
9. (a) What is DEPT in 13C NMR spectroscopy? Describe the features of its
various types.
MCH 022 (July 2025 - January 2026) - ENGLISH
Course Code: MCH-022
Assignment Code: MCH-022/TMA/2026
Note: Attempt all the questions. The marks for each question are indicated against it.
1.(a) Briefly discuss the extraction of metal ions using crown ethers.
(b) Giving suitable examples, discuss the role of masking agents in extractions.
2.(a) What are the characteristics of stationary phases used in liquid-solid chromatography? Discuss various types of adsorbents used.
(b) Give any five comparisons between PC and TLC.
3.(a) Give a brief account of various injection systems used in gas chromatography.
(b) Draw a schematic diagram of an HPLC instrument and also list the components.
4.(a) Discuss the use of hydrous oxides of polyvalent metals as synthetic ion exchangers giving suitable examples.
(b) Describe the unique features of size exclusion chromatography.
5.(a) Discuss the applications of membrane separations in
(i) water treatment
(ii) production of table salt
(b) Give important aspects of capillary electrochromatography.
6.(a) Explain the nature of absorption spectra for the transition and inner transition elements by UV-Vis spectroscopy. Also specify the reasons of difference between the two.
(b) What are the advantages of UV-Vis spectrometry for quantitative determinations? Write the steps involved in the quantitative determinations using this technique.
7.(a) How does FTIR differ from traditional dispersive IR spectrometry? Write any four advantages of the FTIR spectrometry.
(b) What are the two aspects in which fluorimetry differs from phosphorimetry? Describe the aspects.
8.(a) List the characteristics of atomisation-excitation source in atomic emission spectrometry. Name the three types of plasma sources.
(b) Describe the principle of FT-NMR spectroscopy. Explain how is this spectroscopy advantageous over the CW-NMR spectroscopy.
9.(a) What is DEPT in 13C NMR spectroscopy? Describe the features of its various types.
(b) List the limitations of 1D NMR spectroscopy. How does 2D NMR help in fulfilling the limitations?
10.(a) What are the two types of ion sources used in mass spectrometry? Explain these sources.
(b) Compare GC-MS and LC-MS and LC-MS with reference to the sample types and the solvents used.
MCH 022 (July 2025 - January 2026) - ENGLISH
Course Code: MCH-022
Assignment Code: MCH-022/TMA/2025-26
Maximum Marks: 100
Note: Attempt all the questions. The marks for each question are indicated against it.
1.(a) Briefly discuss the extraction of metal ions using crown ethers.
(b) Giving suitable examples, discuss the role of masking agents in extractions.
(5)
2.(a)What are the characteristics of stationary phases used in liquid-solid chromatography? Discuss various types of adsorbents used.
(b) Give any five comparisons between PC and TLC.
3.(a) Give a brief account of various injection systems used in gas chromatography.
(b) Draw a schematic diagram of an HPLC instrument and also list the
components.
4.(a) Discuss the use of hydrous oxides of polyvalent metals as synthetic ion exchangers giving suitable examples.
(b) Describe the unique features of size exclusion chromatography.
5.(a)Discuss the applications of membrane separations in
(5)(i) water treatment
(ii) production of table salt
(b) Give important aspects of capillary electrochromatography.
(5)6.(a) Explain the nature of absorption spectra for the transition and inner transition elements by UV-Vis spectroscopy. Also specify the reasons of difference between the two.
(b) What are the advantages of UV-Vis spectrometry for quantitative determinations? Write the steps involved in the quantitative determinations using this technique.
7.(a) How does FTIR differ from traditional dispersive IR spectrometry?
Write any four advantages of the FTIR spectrometry.
(b) What are the two aspects in which fluorimetry differs from phosphorimetry? Describe the aspects.
8.(a) List the characteristics of atomisation-excitation source in atomic emission spectrometry. Name the three types of plasma sources.
(b) Describe the principle of FT-NMR spectroscopy. Explain how is this spectroscopy advantageous over the CW-NMR spectroscopy.
9.(a) What is DEPT in DC NMR spectroscopy? Describe the features of its various types.
(b)List the limitations of 1D NMR spectroscopy. How does 2D NMR help in fulfilling the limitations?
10.(a) What are the two types of ion sources used in mass spectrometry? Explain these sources.
(b) Compare GC-MS and LC-MS and LC-MS with reference to the sample types and the solvents used.
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IGNOU MCH 22 Solved Assignment 2026 2027 – Prepare Smarter, Save Valuable Time
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Course: M.Sc. in Chemistry (MSCCHEM)
Subject: MCH 22 - Separation and Spectroscopic Methods
Session: January 2027 - December 2027
Language: ENGLISH
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Product Information
| Course Name | M.Sc. in Chemistry |
| Course Code | MSCCHEM |
| Subject Code | MCH 22 |
| Subject | Separation and Spectroscopic Methods |
| Programme | MASTER DEGREE PROGRAMMES Courses |
| Language | ENGLISH |
| Material Type | Solved Assignment – Soft Copy / PDF |
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