Chemistry in Everyday Life Book Back Practice Test

12th Standard Chemistry — Chemistry in Everyday Life: Book Back Online Practice Test

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Which of the following is an analgesic?

A.Streptomycin B.Chloromycetin C.Aspirin D.Penicillin

Antiseptics and disinfectants either kill or prevent the growth of microorganisms. Identify which of the following statements is not true.

A.Dilute solutions of boric acid and hydrogen peroxide are strong antiseptics. B.Disinfectants harm the living tissues. C.A 0.2% solution of phenol is an antiseptic while a 1% solution acts as a disinfectant. D.Chlorine and iodine are used as strong disinfectants.

Drugs that bind to the receptor site and inhibit its natural function are called:

A.Antagonists B.Agonists C.Enzymes D.Molecular targets

Aspirin is chemically known as:

A.Acetylsalicylic acid B.Benzoyl salicylic acid C.Chlorobenzoic acid D.Anthranilic acid

Which one of the following structures represents Nylon-6,6 polymer?

A.(figure A)

B.(figure B)

C.(figure C)

D.(figure D)

Natural rubber has which of the following configurations?

A.Alternate cis- and trans-configuration B.Random cis- and trans-configuration C.All cis-configuration D.All trans-configuration

Nylon is an example of a:

A.Polyamide B.Polythene C.Polyester D.Polysaccharide

Terylene is an example of a:

A.Polyamide B.Polythene C.Polyester D.Polysaccharide

Which of the following is the monomer of neoprene?

A.\(CH_2=C(Cl)-CH=CH_2\) B.\(CH_2=C(CH_3)-CH=CH_2\) C.\(CH_2=CH-CH=CH_2\) D.\(CH_2=C(Cl)-C(Cl)=CH_2\)

Q10

Which of the following is a biodegradable polymer?

A.HDPE B.PVC C.Nylon 6 D.PHBV

Q11

Non-stick cookware generally carries a coating of a polymer whose monomer is:

A.Ethane B.Prop-2-enenitrile C.Chloroethene D.Tetrafluoroethene

Q12

Assertion: 2-methyl-1,3-butadiene is the monomer of natural rubber. Reason: Natural rubber is formed through anionic addition polymerization.

A.If both assertion and reason are true and the reason is the correct explanation of the assertion. B.If both assertion and reason are true but the reason is not the correct explanation of the assertion. C.Assertion is true but the reason is false. D.Both assertion and reason are false.

Q13

Which of the following is a copolymer?

A.Orlon B.PVC C.Teflon D.PHBV

Q14

The polymer used in making blankets (artificial wool) is:

A.Polystyrene B.PAN C.Polyester D.Polythene

Q15

Regarding cross-linked or network polymers, which of the following statements is incorrect?

A.Examples are Bakelite and melamine. B.They are formed from bi- and tri-functional monomers. C.They contain covalent bonds between various linear polymer chains. D.They contain weak covalent bonds in their polymer chain.

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About this Chemistry in Everyday Life test

This free online practice test covers Chemistry in Everyday Life from the 12th Standard Chemistry (Samacheer Kalvi) syllabus. Choose the number of questions and an optional time limit, then answer and submit — everything is checked in your browser, with the correct answers and a worked explanation shown at the end. For the full solutions to every question in this set, see the solved MCQs page.

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