Dr.A.P.J.Abdul Kalam University B PHARMA LATERAL III SEM Pharmaceutical Organic Chemistry-II [BP301T] Dec - 2020 Question Paper

Dr.A.P.J.Abdul Kalam University

Bachelor of Pharmacy

Third Semester Main Examination, Dec-2020

Pharmaceutical Organic Chemistry-II [BP301T]

Time: 3:00 Hrs Max Marks 75

Note: (i) All parts of the question paper are compulsory.

(ii) All question of each part to be attempt at one place.

Part-A

Q.1 Multiple Choice Questions. [1×20 = 20 Marks]

(i) What is Huckel’s rule?

(a) 3n+2 (b) 4n+2

(c) 2n+2 (d) 1n+2

(ii) Hydroxybenzene also called as:

(a) Cresol (b) Quinol

(c) Phenol (d) Resorcinol

(iii) Compounds which contain an –OH group in a side-chain attached to an

aromatic ring are called:

(a) Phenol (b) Aromatic phenol

(c) Aromatic alcohol (d) None of the above

(iv) Which of the following test is not qualitative test for Phenols:

(a) Ferric chloride test (b) Melzer test

(c) Leak test (d) Lieber Mann test

(v) What is chemical formula of saccharin?

(a) C7H6NO3S (b) C7H5NO3S

(c) C7H4NO3S (d) None of the above

(vi) What is chemical formula of Trichloroacetaldehyde?

(a) CCl2CHO (b) CCl3OH

(c) CCl3CHO (d) CCl4OH

(vii) Give an answer in one world which used in killing mosquito and other

insects:

(a) Pain Killers (b) Insecticides

(c) Disinfectant (d) None of the above 

(viii) Benzene structure are not drown possible as:

(a) Cyclic structure (b) Straight –chain structure

(c) Kekule’s structure (d) None of the above

(ix) These (E+) symbol is denoted as:

(a) Nucleophile (b) Electrophile

(c) Both (d) None of the above

(x) Aromatic characterization also called as:

(a) Basicity (b) Aromaticity

(c) Electricity (d) None of the above

(xi) DDT used for:

(a) Insecticide (b) Pesticides

(c) Both A and B (d) Non of these

(xii) Who give benzene structure?

(a) Kekule (b) Thomsan

(c) Madam curie (d) Edison

(xiii) The dihydroxy phenol also known as:

(a) Picric acid (b) Resorcinol

(c) Both a and B (d) Non of these

(xiv) The formula of cresol is:

(a) C6H5OHHC4 (b) C6H5OHCH3

(c) C6H5OHCH2 (d) C6H5OHCH7

(xv) Napthelene nucleus show:

(a) 3 Benzene (b) 2 Benzene

(c) 4 Benzene (d) 5 Benzene

(xvi) Phenol react with which compound show picric acid

(a) Acetic Acid (b) Nitric Acid

(c) Benzoic acid (d) Sulphuric acid

(xvii) Sulphur trioxide in sulphuric acid is called____________, which is a very

corrosive material.

(a) Oleum (b) Arenium ion

(c) Nitronium ion (d) Benzene

(xviii) The molecular formula of benzene is _____________.

(a) C6H6 (b) C6H8

(c) C6H10 (d) None of these

(xix) Salicylic acid is the precursor to_____________-.

(a) Aspirin (b) Paracetamol

(c) None of these (d) Amines

(xx) Haloform reaction is used to prepare __________from methyl ketones.

(a) Carboxylic acids (b) Hydrochloric acid

(c) Sulphuric acid (d) None of these

Part-B

Short Answer type Question [7x5=35]

Attempt any 7 questions. Each Carry five marks

Q.1 Write Friedel-craft alkylation reaction.

Q.2 Write a note on acidity of phenols.

Q.3 Write a note on basicity of amines.

Q.4 Write Baeyer-Villiger Oxidation reaction.

Q.5 Write synthesis and chemical reactions of naphthalene.

Q.6 Give any two reactions of cyclopropane and cyclobutane.

Q.7 Explain Huckels rule for aromaticity with suitable example.

Q.8 Electrophilic substitution reaction of aromatic amines.

Part-C

Long Answer Type Question [2x10=20]

Attempt any 2 questions. Each carry Ten marks

Q.1 Write detail note on effect of substituents on reactivity and orientation of

mono substituted benzene compounds toward electrophilic substitution

reaction.

Q.2 Write a note on structure and uses of phenol, cresol and resorcinol.

Q.3 Write a note on basicity, method of preparation and chemical reactions of

aromatic amines

Attachment: Please Click Here: Dr.A.P.J.Abdul Kalam University B PHARMA LATERAL III SEM Pharmaceutical Organic Chemistry-II [BP301T] Dec - 2020 Question Paper

Scanned Copies:

Share This