Top 150+ Solved Pharmaceutical Organic Chemistry 3 MCQ Questions Answer

From 136 to 150 of 179

Q. Bromination of furan by using Br2 will produce_________.

a. 2 – bromo furan

b. 3 – bromo furan

c. 2,5 – dibromo furan

d. None of the above

  • d. None of the above

Q. Identify the following reaction:

a. Cannizaro reaction

b. Benzoin condensation

c. Gomberg reaction

d. Mercuration

  • a. Cannizaro reaction

Q. Identify the following reaction:

a. Gomberg reaction

b. Reamer tiemann reaction

c. Benzoin condensation

d. Aldol condensation

  • c. Benzoin condensation

Q. Complete the reaction:

a. Br2

b. HBr

c. KBr in alcohol

d. NaBr in pyridine

  • a. Br2

Q. Furan on treatment with acid undergoes protonation and form________.

a. Protonated furan

b. Polymeric product

c. Dihydro furan

d. None of the above

  • b. Polymeric product

Q. Oxidation of furan produces_________.

a. Furan oxide

b. Furfural

c. Furfuric acid

d. Succinaldehyde

  • d. Succinaldehyde

Q. Catalytic reduction of furan gives______

a. 2,3 – dihydro furan

b. 2,5 – dihydro furan

c. Tetra hydro furan

d. 3,4 – dihydro furan

  • c. Tetra hydro furan

Q. Prazocin, sympatholytic drug contain__________heterocyclic ring.

a. Furan

b. Pyrrole

c. Oxazole

d. Indole

  • a. Furan

Q. Which drug of following does not contain furan ring?

a. Furazolidone

b. Lorpiprazole

c. Terazocin

d. Dantrolene

  • b. Lorpiprazole

Q. Amiodarone, antiarrhythmic agent, possess_________ heterocyclic ring.

a. Pyridine

b. Furan

c. Thiophene

d. Purine

  • b. Furan

Q. From the followings, which drug contain furan heterocyclic ring?

a. Furazolidine

b. Nitrofurantoin

c. Fluticazone

d. All of the above

  • d. All of the above

Q. Ranitidine, H2 receptor antagonist, possess________heterocyclic ring.

a. Acridine

b. Azepine

c. Pyridine

d. Furan

  • d. Furan

Q. Pilocarpine, cholinergic agonist, contains________heterocyclic ring.

a. Furan

b. Pyrrole

c. Thiophene

d. Purine

  • a. Furan

Q. Which heterocyclic ring is present in Diloxanide furoate, anti protozoal drug?

a. Acridine

b. Thiazole

c. Furan

d. Thiophene

  • c. Furan

Q. Which heterocyclic ring is present in Rofecoxib, NSAID?

a. Pyrrole

b. Furan

c. Purine

d. Indole

  • b. Furan
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