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NEET Previous Year Questions (2014-21): Chemistry in Everyday Life Notes | Study Chemistry Class 12 - NEET

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Q.1. Given below are two statements :      (2021)
Statement I :
Aspirin and Paracetamol belong to the class of narcotic analgesics.
Statement II :
Morphine and Heroin are non-narcotic analgesics.
In the light of the above statements, choose the correct answer from the options given below.

(a) Statement I is correct but Statement II is false.
(b) Statement I is incorrect but Statement II is true.
(c) Both Statement I and Statement II are true.
(d) Both Statement I and Statement II are false.
Ans: 
D
Aspirin and paracetamol belongs to the class of non-narcotic analgesic. Morphine and heroin are narcotic analgesics.

Q.2. Which of the following is a cationic detergent?      (2020)
A: Cetyltrimethyl ammonium bromide 
B: Sodium dodecylbenzene sulphonate 
C: Sodium lauryl sulphate 
D: Sodium stearate 
Ans: A
Solution: Cetyltrimethyl ammonium bromide is a cationic detergent as it’s hydrophillic part is a quaternary ammonium ion.

Q.3. Among the following, the narrow spectrum antibiotic is:    (2019)
A: Penicillin G
B: Ampicillin
C: Amoxycillin
D: Chloramphenicol
Ans: 
A

Q.4. Mixture of chloroxylenol and terpineol acts as:    (2017)
A: Antiseptic
B: Antipyretic
C: Antibiotic
D: Analgesic
Ans: 
A
Solution:
Antiseptic (dettol)

Q.5. Which of the following in an analgesic?    (2016)
A: Chloromycetin
B: Novalgin
C: Penicillin
D: Streptomycin
Ans:
B
Solution:
Novalgin is an analgesic. It is a fact.

Q.6. Bithional is generally added to the soaps as an additive to function as a/an:    (2015)
A: Antiseptic
B: Softener
C: Dryer
D: Buffering agent
Ans: 
A
Solution:

Bithional functions as antiseptic

NEET Previous Year Questions (2014-21): Chemistry in Everyday Life Notes | Study Chemistry Class 12 - NEET

Q.7. Artificial sweetner which is stable under cold conditions only is:    (2014)
A: Aspartame
B: Alitame
C: Saccharine
D: Sucralose
Ans: 
A

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