Organic Chemistry - BU 2021 Question Paper

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Chemistry

Paper - III

Organic Chemistry

[Maximum Marks: 26

नोट - प्रत्येक खण्ड से पूछे गये प्रश्नों के अंक समान हैं । प्रत्येक खण्ड का उत्तर नवीन पृष्ठ से प्रारम्भ करें ।
हल करें । उत्तरपुस्तिका की संख्या अनुमानतः अधिकतम 16 पृष्ठों से अधिक न हो । विद्यार्थी द्वारा स्वयं की हस्तलिपि में उत्तर लिखना अनिवार्य है । विद्यार्थी उत्तरपुस्तिका का प्रथम पृष्ठ विश्वविद्यालय वेबसाइट से प्राप्त करें । ( प्रत्येक प्रश्न का उत्तर अनुमानतः 250 शब्दों से अधिक न हो ।)

Note :- All questions from each section carry equal marks. All questions are compulsory and answer limit are approximately 250 words. Start the answer of each section from new page. Maximum limit of pages of answer booklet are approximately 16 pages. Answer should be written by the student in his/her own handwriting mandatory. The first page of answersheet should be download by the student from university website is mandatory.

Write a short note on spin-spin coupling.

चक्र ण - चक्रण युग्मन पर लघा, टिप्पणी लिखि ये ।

What are mercaptane (thiols)

मरके प्ट नक्य है ?

What is epimerisation?

एपी मरी करण क्य है ।

What is end group analysis?

अत्यं स्मू ह विश्लेषण समझाइये

Draw molecular orbital diagram of Thiophene.

थथाय फीन की आण्विक कक्ष क सरं चना बना इये ।