IGNOU MCHE 13 SOLVED ASSIGNMENT
MCHE 13: Elective-III: Supramolecular Chemistry
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| Title Name | IGNOU MCHE 13 SOLVED ASSIGNMENT |
|---|---|
| Type | Soft Copy (E-Assignment) .pdf |
| University | IGNOU |
| Degree | MASTER DEGREE PROGRAMMES |
| Course Code | MSCCHEM |
| Course Name | M.Sc. in Chemistry |
| Subject Code | MCHE 13 |
| Subject Name | Elective-III: Supramolecular Chemistry |
| Year | 2025 2026 |
| Session | - |
| Language | English Medium |
| Assignment Code | MCHE 13/Assignment-1/2025 2026 |
| Product Description | Assignment of MSCCHEM (M.Sc. in Chemistry) 2025 2026. Latest MCHE 013 2025-26 Solved Assignment Solutions |
| Last Date of IGNOU Assignment Submission | Last Date of Submission of IGNOU BEGC-131 (BAG) 2025-26 Assignment is for January 2026 Session: 30th September, 2026 (for December 2025 Term End Exam). Semester Wise January 2025 Session: 30th March, 2026 (for June 2026 Term End Exam). July 2025 Session: 30th September, 2025 (for December 2025 Term End Exam). |
| Format | Ready-to-Print PDF (.soft copy) |
📅 Important Submission Dates
- July 2025 Session: 31st October, 2025
- January 2026 Session: 31st March, 2026
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• Guidelines: Strictly follows 2025-26 official word limits.
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📋 Assignment Content Preview
MCHE 013 (July 2025 - January 2026) - ENGLISH
Course Code: MCHE-013
Assignment Code: MCHE-013/TMA/2025-26
Maximum Marks: 100
Note: Attempt all questions. The marks for each question are indicated against it.
1.
a) Explain cation- interactions in supramolecular chemistry with a suitable example.
(5)
b) What are van der Waals interactions? What is its role in supramolecular chemistry?
(5)
2.a) Explain the different types of cooperativity in supramolecular chemistry. Also give suitable examples (one each) for each type.
b) "A kinetically stable supramolecular complex may not always be the thermodynamically most stable product". Justify this statement.
3.a)Discuss the important factors which may be considered when one designs a molecular receptor for selective binding of a guest molecule.
b) In what ways does preorganization reduce the entropic penalty during binding?
4.a) What is spherical recognition? Which type of species exhibit such a recognition? Name three classes of hosts involved in such recognition.
b) What are spherands? Give their characteristics. Also draw the structure of a spherand.
5.a) What is bis(tren)? Draw its structure and the structure of its smaller analogue. Discuss important features of its bonding with different anions.
b) What are cyclodextrins? Name three important cyclodextrins. Also give their constituent units and the type of bonds present in them.
6a)Write the structures of the following compounds
i)15-crown-5
ii) 18-crown-6
b) Which cations will fit into these crown ethers?
(2) 
c) Explain entropic hydrophobic effect. What is its role in supramolecular chemistry?
7.a) "Supramolecualar systems have been designed to mimic the structure or function of more complex biological processes". Explain this with any two examples.
b) Explain the supramolecular features of plant photosynthesis.
8.a) What are the steps involved in supramolecular reactivity and catalysis?
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IGNOU MSCCHEM Assignments Jan - July 2026 - IGNOU University has uploaded its current session Assignment of the MSCCHEM Programme for the session year 2025 2026. Students of the MSCCHEM Programme can now download Assignment questions from this page. Candidates have to compulsory download those assignments to get a permit of attending the Term End Exam of the IGNOU MSCCHEM Programme.
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| Course Name | M.Sc. in Chemistry |
| Course Code | MSCCHEM |
| Programm | Courses |
| Language | English |
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