{"id":19204,"date":"2022-06-03T16:00:25","date_gmt":"2022-06-03T10:30:25","guid":{"rendered":"https:\/\/mcq-questions.com\/?p=19204"},"modified":"2022-05-21T12:46:29","modified_gmt":"2022-05-21T07:16:29","slug":"mcq-questions-for-class-12-chemistry-chapter-15","status":"publish","type":"post","link":"https:\/\/mcq-questions.com\/mcq-questions-for-class-12-chemistry-chapter-15\/","title":{"rendered":"MCQ Questions for Class 12 Chemistry Chapter 15 Polymers with Answers"},"content":{"rendered":"

Students are advised to practice the NCERT MCQ Questions for Class 12 Chemistry Chapter 15 Polymers with Answers Pdf free download is available here. MCQ Questions for Class 12 Chemistry with Answers<\/a> are prepared as per the Latest Exam Pattern. Students can solve these Polymers Class 12 MCQs Questions with Answers and assess their preparation level.<\/p>\n

Polymers Class 12 MCQs Questions with Answers<\/h2>\n

Solving the Polymers Multiple Choice Questions of Class 12 Chemistry Chapter 15 MCQ can be of extreme help as you will be aware of all the concepts. These MCQ Questions on Polymers Class 12 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. Have a glance at the MCQ of Chapter 15 Chemistry Class 12 and cross-check your answers during preparation.<\/p>\n

Question 1.
\nPolystyrene is a\/an
\n(a) addition polymer
\n(b) thermoplastic polymer
\n(c) both (a) and (b)
\n(d) none of these.<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (c) both (a) and (b)<\/p>\n<\/details>\n

\n

Question 2.
\nCellulose is a
\n(a) natural polymer
\n(b) semi-synthetic polymer
\n(c) synthetic polymer
\n(d) none of these.<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (a) natural polymer<\/p>\n<\/details>\n

\n

Question 3.
\nBuna-S is a\/an
\n(a) addition polymer
\n(b) condensation polymer
\n(c) both (a) and (b)
\n(d) none of these.<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (a) addition polymer<\/p>\n<\/details>\n

\n

Question 4.
\nBakelite is a
\n(a) addition polymer
\n(b) thermoplastic polymer
\n(c) elastomer polymer
\n(d) thermosetting polymer.<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (d) thermosetting polymer.<\/p>\n<\/details>\n

\n

Question 5.
\nWhich of the following is called a polyamide?
\n(a) Rayon
\n(b) Nylon
\n(c) Terylene
\n(d) Bakelite<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (b) Nylon<\/p>\n<\/details>\n

\n

Question 6.
\nWhich is a condensation polymer?
\n(a) PVC
\n(b) Teflon
\n(c) Bakelite
\n(d) None of these<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (c) Bakelite<\/p>\n<\/details>\n

\n

Question 7.
\nBakelite is a product of the reaction between
\n(a) Formaldehyde and NaOH
\n(b) Aniline and Urea
\n(c) Phenol and Methanol
\n(d) Phenol and Formaldehyde.<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (d) Phenol and Formaldehyde.<\/p>\n<\/details>\n

\n

Question 8.
\nVulcanisation makes rubber
\n(a) more elastic
\n(b) soluble in inorganic solvent
\n(c) crystalline
\n(d) none of these.<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (a) more elastic<\/p>\n<\/details>\n

\n

Question 9.
\nNeoprene is a polymer of
\n(a) Chloroprene
\n(b) Isoprene
\n(c) Styrene
\n(d) Ethene.<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (a) Chloroprene<\/p>\n<\/details>\n

\n

Question 10.
\nThe monomer unit of PVC is
\n(a) vinyl chloride
\n(b) ethylene
\n(c) chloroprene
\n(d) acrylonitrile.<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (a) vinyl chloride<\/p>\n<\/details>\n

\n

Question 11.
\nWhich of the following is not applicable to Nylon-6, 6?
\n(a) Synthetic polymer
\n(b) Fibre
\n(c) Addition polymer
\n(d) Condensation polymer<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (c) Addition polymer<\/p>\n<\/details>\n

\n

Question 12.
\nIn the following, thermosetting polymer is
\n(a) Bakelite
\n(b) Polythene
\n(c) Polyester
\n(d) Buna -N.<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (a) Bakelite<\/p>\n<\/details>\n

\n

Question 13.
\nMonomer of teflon is
\n(a) CF2<\/sub> = CF2<\/sub>
\n(b) CH2<\/sub> = CHCN
\n(c) CH2<\/sub> = CH2<\/sub>
\n(d) C6<\/sub>H5<\/sub>CH = CH2<\/sub><\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (a) CF2<\/sub> = CF2<\/sub><\/p>\n<\/details>\n

\n

Question 14.
\nThe incorrect statement about LDP is:
\n(a) It is obtained through the free radical addition of ethene.
\n(b) It consists of linear molecules.
\n(c) It is obtained by the H-atom abstraction.
\n(d) Peroxide is used as an initiator.<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (b) It consists of linear molecules.<\/p>\n<\/details>\n

\n

Assertion and Reason Type Questions<\/span><\/p>\n

The questions given below consist of an assertion and a reason. Use the following key to choose the appropriate answer.
\n(a) Both Assertion (A) and Reason (R) are correct statements, and Reason (R) is the correct explanation of the Assertion (A).
\n(b) Both Assertion (A) and Reason (R) are correct statements, but Reason (R) is not the correct explanation of the Assertion (A).
\n(c) Assertion (A) is correct, Reason (R) is wrong statement.
\n(d) Assertion (A) is wrong, but Reason (R) is correct statement.<\/p>\n

Question 15.
\nAssertion: Rayon is a semi-synthetic polymer and is taken as a better choice than cotton fabric.
\nReason: Mechanical and aesthetic properties of cellulose can be improved by acetylation.<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (a) Both Assertion (A) and Reason (R) are correct statements, and Reason (R) is the correct explanation of the Assertion (A).<\/p>\n<\/details>\n

\n

Question 16.
\nAssertion: Most of the synthetic polymers are not biodegradable.
\nReason: Polymerisation process induces toxic character in organic molecules.<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (c) Assertion (A) is correct, Reason (R) is wrong statement.<\/p>\n<\/details>\n

\n

Question 17.
\nAssertion: Olefinic monomers undergo addition polymerisation.
\nReason: Polymerisation of vinyl chloride is initiated by peroxides\/persulphates.<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (b) Both Assertion (A) and Reason (R) are correct statements, but Reason (R) is not the correct explanation of the Assertion (A).<\/p>\n<\/details>\n

\n

Question 18.
\nAssertion: Polyamides are best used as fibres because of high tensile strength.
\nReason: Strong intermolecular forces (like hydrogen bonding within polyamides) lead to close packing of chains and increase the crystalline character, hence, provide high tensile strength to polymers.<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (a) Both Assertion (A) and Reason (R) are correct statements, and Reason (R) is the correct explanation of the Assertion (A).<\/p>\n<\/details>\n

\n

Question 19.
\nAssertion: For making rubber synthetically, isoprene molecules are polymerised.
\nReason: Neoprene (a polymer of chloroprene) is a synthetic rubber.<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (d) Assertion (A) is wrong, but Reason (R) is correct statement.<\/p>\n<\/details>\n

\n

Question 20.
\nAssertion: Network polymers are thermosetting.
\nReason: Network polymers have high molecular mass.<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (b) Both Assertion (A) and Reason (R) are correct statements, but Reason (R) is not the correct explanation of the Assertion (A).<\/p>\n<\/details>\n

\n

Question 21.
\nAssertion: Polytetrafluoroethene is used in making non-stick cookwares.
\nReason: Fluorine has highest electronegativity<\/p>\n

\nAnswer<\/span><\/summary>\n

Answer: (b) Both Assertion (A) and Reason (R) are correct statements, but Reason (R) is not the correct explanation of the Assertion (A).<\/p>\n<\/details>\n

\n

Hope the information shared regarding the NCERT MCQ Questions for Class 12 Chemistry Chapter 15 Polymers with Answers Pdf free download is true and genuine as far as our knowledge is concerned. If you feel any information regarding CBSE Class 12 Chemistry Polymers MCQs Multiple Choice Questions with Answers is missing do reach us and we will look into it and add it accordingly.<\/p>\n","protected":false},"excerpt":{"rendered":"

Students are advised to practice the NCERT MCQ Questions for Class 12 Chemistry Chapter 15 Polymers with Answers Pdf free download is available here. MCQ Questions for Class 12 Chemistry with Answers are prepared as per the Latest Exam Pattern. Students can solve these Polymers Class 12 MCQs Questions with Answers and assess their preparation …<\/p>\n

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