The incorrect statement among the following is : 

1. A 0.2% solution of phenol is an antiseptic while 1 % solution acts as a disinfectant.

2. Chlorine and iodine are used as strong disinfectants.

3. Dilute solutions of boric acid and hydrogen peroxide, are strong antiseptics.

4. Disinfectants harm the living tissues.

Subtopic:  Classification of Medicines |
 56%
From NCERT
NEET - 2013
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Which one of the following is employed as antihistamine?

1. Diphenyl hydramine

2. Norethindrone

3. Omeprazole

4. Chloramphenicol

Subtopic:  Classification of Medicines |
NEET - 2011
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The artificial sweetener that is stable under cold conditions only is: 

1. Saccharine                     

2. Sucralose

3. Aspartame                     

4. Alitame

Subtopic:  Food - Preservatives, Artificial Sweeteners & Antioxidants |
 67%
From NCERT
NEET - 2014
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Bithional is generally added to the soaps as an additive to function as a/an

1. softener

2. dryer

3. buffering agent

4. antiseptic

Subtopic:  Soaps & Detergents, Dyes & Propellant |
 79%
From NCERT
NEET - 2015
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Which of the following is an analgesic?

1. Penicillin

2. Streptomycin

3. Chloromycetin

4. Novalgin

Subtopic:  Classification of Medicines |
 61%
NEET - 2016
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The mixture of chloroxylenol and terpineol acts as-
(1) analgesic

(2) antiseptic

(3) antipyretic

(4) antibiotic

Subtopic:  Classification of Medicines |
 88%
From NCERT
NEET - 2017
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The following compound is used as:

1. an anti-inflammatory compound

2. analgesic

3. hypnotic

4. antiseptic

 

Subtopic:  Classification of Medicines |
 65%
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The propellant in the proposed PSLV rocket of the Indian space programme shall consist of :

(1) a composite solid propellant

(2) liquid propellants such as N2O4 + unsymmetrical dimethyl hydrazine (UDMH) and N2O4 + monomethyl hydrazine (MMH)

(3) both (1) and (2) in different stages of rocket propulsion

(4) kerosene and liquid oxygen

Subtopic:  Soaps & Detergents, Dyes & Propellant |
 68%
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Malachite green is a direct dye for silk and wool. It is prepared by condensing:

(1) Benzaldehyde and dimethyl aniline

(2) carbonyl chloride and dimethyl aniline

(3) benzene diazonium chloride with dimethyl aniline

(4) none of the above

Subtopic:  Soaps & Detergents, Dyes & Propellant |
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Which of the following structures represents a colourless substance?
 1.  C6H5N=N=C6H5
                   |
                  O

 

(2) C6H5-N=N-C6H5

(3) C6H5-NH-NH-C6H5

(4) None of the above

Subtopic:  Soaps & Detergents, Dyes & Propellant |
 58%
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