Practical Organic Chemistry Questions — JEE Chemistry

Q1

The correct match between item

List - I		List - II
(A)	Norethindrone (P) Anti-biotic	(I)	and item
(B)	Ofloxacin (Q) Anti-fertility	(II)	is : .tg .tg Item-I Item-II
(C)	Equanil (R) Hypertension (S) Analgesics	()

A (A)

\to

(R); (B)

\to

(P); (C)

\to

(R)

B (A)

\to

(R); (B)

\to

(P); (C)

\to

(S)

C (A)

\to

(Q); (B)

\to

(P); (C)

\to

(R)

D (A)

\to

(Q); (B)

\to

(R); (C)

\to

(S)

Correct Answer

Option C

Solution

(A) Norethindrone - Antifertility (B) Ofloaxacin - Anti-Biotic (C) Equanil - Hypertension (traiquilizer)

Q2

The artificial sweetener that has the highest sweetness value in comparison to cane sugar is :

A Aspartane

B Saccharin

C Sucralose

D Alitame

Correct Answer

Option D

Solution

Alitame is 2000 times sweeter than sucrose.

Q3

Noradrenaline is a/an

A Antacid

B Antihistamine

C Neurotransmitter

D Antidepressant

Correct Answer

Option C

Solution

Noradrenaline works as neurotransmitter in the brain and body.

Q4

Which of the following is not a broad spectrum antibiotic?

A Vancomycin

B Ampicillin

C Ofloxacin

D Penicillin G

Correct Answer

Option D

Solution

Penicillin G following is a narrow spectrum antibiotic

Q5

An organic compound 'A' is oxidizod with Na2O2 followed by boiling with HNO3. The resultant solution is then treated with ammonium molybdate to yield a yellow precipitate. Based on above observation, the element present in the given compound is:

A Fluorine

B Phosphorus

C Nitrogen

D Sulphur

Correct Answer

Option B

Solution

Phosphorus is detected in the form of canary yellow ppt on reaction with ammonium molybdate.

Q6

Match with . .tg .tg Antimicrobials Names

List - I		List - II
(A)	Narrow Spectrum Antibiotic	(I)	Furacin
(B)	Antiseptic	(II)	Sulphur dioxide
(C)	Disinfectants	(III)	Penicillin G
(D)	Broad spectrum antibiotic	(IV)	Chloramphenicol

A (A) - III, (B) - I, (C) - II, (D) - IV

B (A) - II, (B) - I, (C) - IV, (D) - III

C (A) - I, (B) - II, (C) - IV, (D) - III

D (A) - III, (B) - I, (C) - IV, (D) - II

Correct Answer

Option A

Solution

(A) Narrow spectrum antibiotic – penicillin-G (B) Antiseptic – Furacine (C) Disinfectants – sulphur dioxide (D) Broad spectrum antisiotics – chloramphenicol

Q7

The mechanism of action of ''Terfenadine'' (Seldane) is :

A Activates the histamine receptor

B Helps in the secretion of histamine

C Inhibits the secretion of histamine

D Inhibits the action of histamine receptor

Correct Answer

Option D

Solution

Seldane is an antihistamine drugs it inhibits the action of histamine receptor.

Q8

If a person is suffering from the deficiency of nor-adrenaline, what kind of drug can be suggested?

A Anti-inflammatory

B Antihistamine

C Analgesic

D Antidepressant

Correct Answer

Option D

Solution

If nor-adrenaline is low, person may suffer from depression. Hence, anti depressant drug is suggested.

Q9

The functions of antihistamine are :

A Antiallergic and Analgesic

B Antacid and antialergic

C Analgesic and antacid

D Antiallergic and antidepressant

Correct Answer

Option B

Solution

The functions of antihistamine are antacid and antiallergic.

Q10

Which of the following reagents may be used to distinguish between phenol and benzoic acid ?

A Tollen’s reagent

B Molisch reagent

C Neutral FeCl3

D Aqueous NaOH

Correct Answer

Option C

Solution

Phenol gives a violet colour with neutral ferric chloride solution whereas benzoic acid does not give this test.