MCH-019 Green Chemistry Solved Assignment 2025-26 (English Medium)

MCH 019 Green Chemistry Solved Assignment for IGNOU M.Sc Chemistry and Analytical Chemistry students is carefully prepared as per the latest TMA pattern valid from July 2025 to June 2026. This assignment covers all four blocks of the course and strictly follows university guidelines. The answers are written in simple, clear language so that you can easily understand the concepts and rewrite them in your own words. Each response is structured with proper explanation, relevant chemical reactions, and accurate scientific terms to help you score confidently in continuous evaluation.

MCH 019 Green Chemistry Assignment Questions (TMA 2026)

List the twelve principles of green chemistry. (5) Explain the principle of using safer solvents and auxiliaries. (5) Explain the terms-‘reaction yield’ and ‘atom economy’. How are these two different? (5) What aspects should be kept in mind while selecting a proper feedstock for synthesis from green chemistry point of view? (5) What are VOCs? Give examples. Explain various sources of VOCs. (5) Explain various type of chemical reactions giving a suitable example for each. (5) When we search the literature available for a particular compound, what questions we should explore about it to know that it is a safe chemical. (5) Discuss various aspects of toxicity of a chemical to the humans to be considered while making a wiser choice from the available options. (5) Illustrate how chemicals can harm and changes the local environment. (5) Discuss the harmful effects of global climate change. (5) Explain the Boots synthesis of ibuprofen giving the chemical reactions involved. (5) Discuss the reactions involved in the greener synthesis of ibuprofen. Why is it greener as compared to Boots synthesis? (5) Explain the importance of adipic acid. Write the scheme of its synthesis starting from benzene. (5) Discuss the harmful effects of the chemicals used in the above synthesis (Q.13) of adipic acid. (5) What are antifoulants? Discuss the harmful effects of TBTO. (5) Explain the harmful effects of blowing agents used in the manufacturing of EPS. (5) What are the implications of using chlorine for obtaining white paper? Explain. (5) Discuss the role of TAML activators in the bleaching of paper. (5) Explain the synthesis of PET starting from p-xylene. Write the reactions involved. (5) Discuss the application of green chemistry in the synthesis of drugs simvastatin, naproxen and aspirin. List some greener methods of synthesis being used these days in chemical laboratories. (3+2)

MCH 019 Assignments Details

Course Code: MCH-019 Assignment Code: MCH-019/TMA/2026 Maximum Marks: 100 Programme: MSCCHEM / MSCANCHEM

MCH 019 Assignment Submission End Date

For the students enrolled in July 2025: 30th April 2026 – Submit to your Coordinator of the Learner Support Centre. For the students enrolled in January 2026: 30th September 2026 – Submit to your allotted Study Centre.

Why Choose Our MCH 019 IGNOU Solved Assignments?

• Prepared strictly according to the official IGNOU TMA booklet valid July 2025 to June 2026, covering all 20 questions without skipping any part or sub-question.
• Each answer is written in a student-friendly format with proper chemical reactions, schemes and conceptual clarity that matches examiner expectations.
• Clear differentiation between concepts like atom economy, reaction yield, greener synthesis and toxicity aspects to help you score higher marks.
• Scientific explanations are accurate, updated and aligned with green chemistry principles and real industrial applications.
• Answers are structured with headings, logical flow and neat presentation so that rewriting in your assignment file becomes easy.
• Carefully checked for conceptual errors, incorrect reactions or missing steps to ensure your submission remains strong and reliable.

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• Trusted by IGNOU M.Sc students across India.
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FAQs

Is MCH 019 difficult?

MCH 019 is conceptual but not difficult if you understand the core principles of green chemistry. Most questions are theory-based with applied examples like ibuprofen synthesis, adipic acid, PET synthesis and environmental impacts. If you prepare properly and write structured answers with chemical reactions, scoring good marks is achievable.

Are these answers according to the 2026 TMA booklet?

Yes, the assignment is prepared strictly according to the official MCH-019/TMA/2026 booklet valid from July 2025 to June 2026. All 20 questions are covered exactly as mentioned in the booklet without altering wording.

Will this help me score above 70% in assignment?

If you rewrite the answers properly in your own handwriting and maintain neat presentation, this solution can help you score very well because it follows examiner-friendly structure and accurate scientific content.

Is the content plagiarism-free?

Yes, the solutions are freshly prepared in simple language to avoid copied textbook-style content. The explanations are rewritten in a clear and student-focused manner.

Can I use this directly for submission?

You must rewrite the answers in your own handwriting as per IGNOU guidelines. This PDF acts as a complete reference solution to guide your writing and understanding. We offer a range of academic resources to support your IGNOU journey: Solved Assignments PDF IGNOU Guess Papers (Solved) Previous Year Question Papers (Solved) Handwritten Assignments (Scan & Hard Copy)