Tamil Nadu Board of Secondary EducationHSC Science Class 12

Tamil Nadu Board Samacheer Kalvi solutions for Class 12th Chemistry Volume 1 and 2 Answers Guide chapter 15 - Chemistry in Everyday Life [Latest edition]

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Tamil Nadu Board Samacheer Kalvi solutions for Class 12th Chemistry Volume 1 and 2 Answers Guide chapter 15 - Chemistry in Everyday Life - Shaalaa.com
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Solutions for Chapter 15: Chemistry in Everyday Life

Below listed, you can find solutions for Chapter 15 of Tamil Nadu Board of Secondary Education Tamil Nadu Board Samacheer Kalvi for Class 12th Chemistry Volume 1 and 2 Answers Guide.


Evaluation
Evaluation [Pages 294 - 296]

Tamil Nadu Board Samacheer Kalvi solutions for Class 12th Chemistry Volume 1 and 2 Answers Guide Chapter 15 Chemistry in Everyday Life Evaluation [Pages 294 - 296]

Choose the correct answer:

Evaluation | Q 1. | Page 294

Which of the following is an analgesic?

  • Streptomycin

  • Chloromycetin

  • Asprin

  • Penicillin

Evaluation | Q 2. | Page 294

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

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

  • Disinfectants harm the living tissues.

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

  • Chlorine and iodine are used as strong disinfectants.

Evaluation | Q 3. | Page 294

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

  • antagonists

  • agonists

  • enzymes

  • molecular targets

Evaluation | Q 4. | Page 294

Aspirin is a/an ____________.

  • acetylsalicylic acid

  • benzoyl salicylic acid

  • chlorobenzoic acid

  • anthranilic acid

Evaluation | Q 5. | Page 294

Which one of the following structures represents nylon 6, 6 polymer?

Evaluation | Q 6. | Page 295

Natural rubber has ____________.

  • alternate cis- and trans-configuration

  • random cis- and trans-configuration

  • all cis-configuration

  • all trans-configuration

Evaluation | Q 7. | Page 295

Nylon is an example of ____________.

  • polyamide

  • polythene

  • polyester

  • polysaccharide

Evaluation | Q 8. | Page 295

Terylene is an example of ____________.

  • polyamide

  • polythene

  • polyester

  • polysaccharide

Evaluation | Q 9. | Page 295

Which is the monomer of neoprene in the following?

  • \[\begin{array}{cc}
    \ce{CH2 - C - CH = CH2}\\
    |\phantom{.......}\\
    \ce{Cl}\phantom{......}
    \end{array}\]

  • \[\ce{CH2 = CH - C ≡ CH}\]

  • \[\ce{CH2 = CH - CH = CH2}\]

  • \[\begin{array}{cc}
    \ce{CH2 = C - CH = CH2}\\
    |\phantom{.......}\\
    \ce{CH3}\phantom{....}
    \end{array}\]

Evaluation | Q 10. | Page 295

Which one of the following is a bio-degradable polymer?

  • HDPE

  • PVC

  • Nylon 6

  • PHBV

Evaluation | Q 11. | Page 295

Non stick cook wares generally have a coating of a polymer, whose monomer is ____________.

  • ethane

  • prop-2-enenitrile

  • chloroethene

  • 1, 1, 2, 2-tetrafluoroethane

Evaluation | Q 12. | Page 295

Assertion: 2-methyl-1, 3-butadiene is the monomer of natural rubber.

Reason: Natural rubber is formed through anionic addition polymerisation.

  • If both assertion and reason are true and reason is the correct explanation of assertion.

  • If both assertion and reason are true but reason is not the correct explanation of assertion.

  • Assertion is true but reason is false.

  • Both assertion and reason are false.

Evaluation | Q 13. | Page 295

Which of the following is a co-polymer?

  • Orlon

  • PVC

  • Teflon

  • PHBV

Evaluation | Q 14. | Page 295

The polymer used in making blankets (artificial wool) is ____________.

  • polystyrene

  • PAN

  • polyester

  • polythene

Evaluation | Q 15. | Page 295

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

  • Examples are Bakelite and melamine.

  • They are formed from bi and tri-functional monomers.

  • They contain covalent bonds between various linear polymer chains.

  • They contain strong covalent bonds in their polymer chain.

Short Answer Questions:

Evaluation | Q 1. | Page 296

What are antibiotics?

Evaluation | Q 2. | Page 296

Name one substance which can act as both analgesic and antipyretic.

Evaluation | Q 3. | Page 296

Write a note on synthetic detergents.

Evaluation | Q 4. | Page 296

How do antiseptics differ from disinfectants?

Evaluation | Q 5. | Page 296

What are food preservatives?

Evaluation | Q 6. | Page 296

What are drugs?

Evaluation | Q 6. | Page 296

How are drugs classified?

Evaluation | Q 7. | Page 296

How did the tranquilizers work in body?

Evaluation | Q 8. | Page 296

Write the structural formula of aspirin.

Evaluation | Q 9. | Page 296

Explain the mechanism of cleansing action of soaps and detergents.

Evaluation | Q 10. | Page 296

Which sweetening agents are used to preparing sweets for a diabetic patient?

Evaluation | Q 11. | Page 296

What are narcotic and non-narcotic drugs? Give examples.

Evaluation | Q 12. | Page 296

What are antifertility drugs? Give examples.

Evaluation | Q 13. | Page 296

Write a note on co-polymer.

Evaluation | Q 14. | Page 296

What are biodegradable polymers? Give examples.

Evaluation | Q 15. | Page 296

How is terylene prepared?

Evaluation | Q 16. | Page 296

Write a note on vulcanization of rubber.

Evaluation | Q 17. a) | Page 296

Classify the following as linear, branched or cross-linked polymers.

Bakelite

Evaluation | Q 17. b) | Page 296

Classify the following as linear, branched or cross-linked polymers.

Nylon-6, 6

Evaluation | Q 17. c) | Page 296

Classify the following as linear, branched or cross-linked polymers.

LDPE

Evaluation | Q 17. d) | Page 296

Classify the following as linear, branched or cross-linked polymers.

HDPE

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Solutions for Chapter 15: Chemistry in Everyday Life

Evaluation
Tamil Nadu Board Samacheer Kalvi solutions for Class 12th Chemistry Volume 1 and 2 Answers Guide chapter 15 - Chemistry in Everyday Life - Shaalaa.com

Tamil Nadu Board Samacheer Kalvi solutions for Class 12th Chemistry Volume 1 and 2 Answers Guide chapter 15 - Chemistry in Everyday Life

Shaalaa.com has the Tamil Nadu Board of Secondary Education Mathematics Class 12th Chemistry Volume 1 and 2 Answers Guide Tamil Nadu Board of Secondary Education solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. Tamil Nadu Board Samacheer Kalvi solutions for Mathematics Class 12th Chemistry Volume 1 and 2 Answers Guide Tamil Nadu Board of Secondary Education 15 (Chemistry in Everyday Life) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.

Further, we at Shaalaa.com provide such solutions so students can prepare for written exams. Tamil Nadu Board Samacheer Kalvi textbook solutions can be a core help for self-study and provide excellent self-help guidance for students.

Concepts covered in Class 12th Chemistry Volume 1 and 2 Answers Guide chapter 15 Chemistry in Everyday Life are Drug, Food Additives, Cleansing Agents, Introduction of Polymers.

Using Tamil Nadu Board Samacheer Kalvi Class 12th Chemistry Volume 1 and 2 Answers Guide solutions Chemistry in Everyday Life exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in Tamil Nadu Board Samacheer Kalvi Solutions are essential questions that can be asked in the final exam. Maximum Tamil Nadu Board of Secondary Education Class 12th Chemistry Volume 1 and 2 Answers Guide students prefer Tamil Nadu Board Samacheer Kalvi Textbook Solutions to score more in exams.

Get the free view of Chapter 15, Chemistry in Everyday Life Class 12th Chemistry Volume 1 and 2 Answers Guide additional questions for Mathematics Class 12th Chemistry Volume 1 and 2 Answers Guide Tamil Nadu Board of Secondary Education, and you can use Shaalaa.com to keep it handy for your exam preparation.

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