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Posted Date: 13 Jul 2016      Posted By:: Kirti Sikarwar    Member Level: Gold  Points: 3 (Rs. 3)

2015 General Other Bachelor's Degree Pharmaceutical Organic Chemistry - I - FY-BPharm - 2015 - Semester 1 - Savitribai Phule Pune University Question paper



Course: Other Bachelor's Degree   University/board: Savitribai Phule Pune University

Looking for previous year question papers. This paper belongs to First year B.Pharmacy paper on Pharmaceutical Organic Chemistry - I (2013 pattern), Semester I, based on credit system of the 2015 course from Savitribai Phule Pune University. Few attachment had been included as I could not upload the image



P3570
[4849]-l004
F.Y.B.Pharmacy
Pharmaceutical Organic Chemistry - I
(2013 Pattern) (Semester - I) (Credit System)
[Time : 3 Hours] [Max. Marks : 60]
Instructions to the candidates:
1) All questions are compulsory.
2) Figures to the right indicate full marks.


SECTION - I

Q1) a)Explain mechanism of electrophilic substitution benzene. Give account on nitration of benzene.[10]
OR
b) What are elimination reactions. Explain mechanism,stereochemistry and factors affecting E1. [10]


Q2) Answer the following.(Any four) [12]
a) Write IUPAC names of following compounds. (view Attachment)
b) Arrange following compounds in increasing order of acidity and justify the arrangement.
i) Formic acid. ii ) Acetic acid. iii) Chloroacetic acid.
c) Define electrophile and nucleophile with examples.
d) Write classification of organic compounds on basis of functional group and elemental composition.
e) Give differentiation between pi bond and sigma bond.
f) Why do geometrical isomerism exist? Explain
g) Assign R & S of following. (view attachment)


Q3) Answer the following. (Any Two) [8]
a) Explain inductive effect with examples.
b) Give account on hydrogen bonding force.
c) Explain stability of carbocation.
d) Write note on hybridization of carbon.


SECTION - II

Q4) a) What are halogenation reactions ? Discuss mechanism and kinetics of halogenation reactions in brief. [10]
OR
b) Enlist various classes of organic reactions with suitable examples.Explain general organic reaction mechanism. [10]


Q5) Answer the following. (Any four) [12]
a) What is Huckel's rule of aromaticity? Explain with suitable examples.
b) Give reason why methylamine is stronger base than ammonia ?
c) Draw structures of following.
i) 2-bromo-2-methylbutane
ii ) 2-Ethoxy-5-methylhexane
iii) 3-Cyanobutanoic acid
iv) N-Methylethanamine
d) What is saytzeff's rule of elimination ? Explain it with suitable examples.
e) Draw resonating structures of phenol and aniline.
f) Give any two methods of preparation of alkanes.
g) Give brief account on intermolecular forces.


Q6) Answer the following.(Any two) [8]
a) Explain friedel craft alkylation of benzene.
b) Write in short about E1cb.
c) Write note on Diels alder reaction.
d) Explain steric effect.



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