MCQs for Chemistry Class 12 with Answers Chapter 15 Polymers
Students of class 12 Chemistry should refer to MCQ Questions Class 12 Chemistry Polymers with answers provided here which is an important chapter in Class 12 Chemistry NCERT textbook. These MCQ for Class 12 Chemistry with Answers have been prepared based on the latest CBSE and NCERT syllabus and examination guidelines for Class 12 Chemistry. The following MCQs can help you to practice and get better marks in the upcoming class 12 Chemistry examination
Chapter 15 Polymers MCQ with Answers Class 12 Chemistry
MCQ Questions Class 12 Chemistry Polymers provided below have been prepared by expert teachers of grade 12. These objective questions with solutions are expected to come in the upcoming Standard 12 examinations. Learn the below provided MCQ questions to get better marks in examinations.
Question. Bakelite is obtained from phenol by reacting with
(a) (CH2OH)2
(b) CH3CHO
(c) CH3 COCH3
(d) HCHO
Answer
D
Question. Among the following a natural polymer is
(a) cellulose
(b) PVC
(c) teflon
(d) polyethylene
Answer
A
Question. Polymerisation in which two or more chemically different monomers take part is called:
(a) addition polymerisation
(b) copolymerisation
(c) chain polymerisation
(d) homo polymerisation
Answer
B
Question. Which of the following structures represent Neoprene polymer?
Answer
C
Question. Which of the following is not an example of natural polymer?
(a) Wool
(b) Silk
(c) Leather
(d) Nylon
Answer
D
Question. Chemically rayon is
(a) Cellulose nitrate
(b) Cellulose sulphate
(c) Cellulose acetate
(d) Cellulose phosphate
Answer
C
Question. Which of the following polymer is used for making phonograph records ?
(a) Bakelite
(b) Dacron
(c) Teflon
(d) PVC
Answer
A
Question. Soft drinks and baby feeding bottles are generally made up of:
(a) Polyester
(b) Polyurethane
(c) Polyurea
(d) Polystyrene
Answer
D
Question. In which of the following polymers ethylene glycol is one of the monomer units?
Answer
A
Question. Which of the following is not a biopolymer ?
(a) Proteins
(b) Rubber
(c) Cellulose
(d) RNA
Answer
B
Question. Which of the following statements is not true about low density polythene?
(a) Tough
(b) Hard
(c) Poor conductor of electricity
(d) Highly branched structure
Answer
D
Question. Novolac on heating with formaldehyde forms
(a) Melamine
(b) Buna-N
(c) Buna-S
(d) Bakelite
Answer
D
Question. Natural rubber is a polymer of:
(a) Styrene
(b) Styrene and 1, 3 butadiene
(c) Tetrafluoroethylene
(d) 2-methyl 1, 3-butadiene
Answer
D
Question. Melamine plastic crockery is a codensation polymer of
(a) HCHO and melamine
(b) HCHO and ethylene
(c) melamine and ethylene
(d) None of these
Answer
A
Question. Which of the following polymer is biodegradable?
Answer
C
Question. Novolac is
(a) cross-linked polymer
(b) linear polymer
(c) addition polymer
(d) synthetic rubber
Answer
B
Question. Which of the following statement is not correct?
(a) Terylene is polyester polymer
(b) Caprolactum is the monomer of nylon-6
(c) Phenol formaldehyde resin is known as bakelite
(d) The monomer of natural rubber is butadiene
Answer
D
Question. Which of the following polymers, need atleast one diene monomer for their preparation?
(a) Dacron
(b) Buna-S
(c) Neoprene
(d) Novolac
Answer
B/C
Question. Among the following polymers the strongest molecular forces are present in
(a) elastomers
(b) fibres
(c) thermoplastics
(d) thermosetting polymers
Answer
D
Question. Which one is a homopolymer?
(a) Bakelite
(b) Nylon
(c) Terylene
(d) Neoprene
Answer
D
Question. Which of the following is a cross linked polymer?
(a) PVC
(b) Bakelite
(c) Polyethylene
(d) Rubber
Answer
B
Question. Which of the following is a thermosetting plastic?
(a) PVC
(b) PVA
(c) Bakelite
(d) Perspex
Answer
C
Question. Heating of rubber with sulphur is known as:
(a) galvanisation
(b) bessemerisation
(c) vulcanisation
(d) sulphonation
Answer
C
Question. Which of the following describes a chain terminating step in addition polymerisation?
(a) Reaction of two radicals
(b) Formation of phenyl radical
(c) Addition of radical to ethane
(d) Formation of bigger radicals.
Answer
A
Question. Nylon-6 is made from
(a) 1, 3-Butadiene
(b) chloroprene
(c) adipic acid
(d) caprolactam
Answer
A
Question. Polymer used in bullet proof glass is:
(a) PMMA
(b) Laxan
(c) Nomex
(d) Kevlar
Answer
B
Question. Which of the following natural products is not a polymer?
(a) DNA
(b) Cellulose
(c) ATP
(d) Urease
Answer
C
Question. Rayon is :
(a) synthetic plastic
(b) natural rubber
(c) natural silk
(d) artificial silk
Answer
D
Question. Orlon is a polymer of
(a) styrene
(b) tetrafluoroethylene
(c) vinyl chloride
(d) acrylonitrile
Answer
D
Question. Which of the following polymer is used for manufacturing of buckets, dustbins, pipes etc ?
(a) Low density polythene
(b) High density polythene
(c) Teflon
(d) Polyacrylonitrile
Answer
B
Question. Which of the following polymers of glucose is stored by animals?
(a) Cellulose
(b) Amylose
(c) Amylopectin
(d) Glycogen
Answer
D
Question. Three dimensional molecular structure with cross links are formed in the case of a
(a) thermoplastic
(b) thermosetting plastic
(c) Both (a) and (b)
(d) None of the above
Answer
B
Question. Which of the following are characteristics of thermosetting polymers?
(a) Heavily branched cross linked polymers.
(b) Linear slightly branched long chain molecules.
(c) Become infusible on moulding so cannot be reused.
(d) Soften on heating and harden on cooling, can be reused.
Answer
A/C
Question. Biodegradable polymer which can be produced from glycine and aminocaproic acid is
(a) PHBV
(b) buna-N
(c) nylon2-nylon6
(d) nylon6, 6
Answer
C
Question. Which of the following polymer is an example of fibre ?
(a) Silk
(b) Dacron
(c) Nylon-66
(d) All of these
Answer
D
Question. A copolymer of isobutylene and isoprene is called:
(a) align butyl rubber
(b) buna-S
(c) buna-N
(d) thiokol
Answer
A
Question. On the basis of mode of formation, polymers can be classified?
(a) as addition polymers only
(b) as condensation polymers only
(c) as copolymers
(d) both as addition and condensation polymers
Answer
D
Question. A thermoplastic among the following is
(a) bakelite
(b) polystyrene
(c) terylene
(d) urea-formaldehyde resin
Answer
B
Question. Which is an example of thermosetting polymer?
(a) Polythene
(b) PVC
(c) Neoprene
(d) Bakelite
Answer
C
Question. Which of the following is not a semisynthetic polymer?
(a) cis-polyisoprene
(b) Cellulose nitrate
(c) Cellulose acetate
(d) Vulcanised rubber
Answer
A
Question. Protein is a polymer of:
(a) glucose
(b) terephthalic acid
(c) amino acids
(d) None of these
Answer
C
Question. Polymer formation from monomers starts by
(a) condensation reaction between monomers
(b) coordinate reaction between monomers
(c) conversion of monomer to monomer ions by protons
(d) hydrolysis of monomers.
Answer
A
Question. Which is/are true for elastomers?
(a) These are synthetic polymers possessing elasticity
(b) These possess very weak intramolecular forces or attractions between polymer chains
(c) Vulcanised rubber is an example of elastomer
(d) All of the above
Answer
D
Question. Melamine plastic crockery is a copolymer of:
(a) HCHO and melamine
(b) HCHO and ethylene
(c) melamine and ethylene
(d) None of these
Answer
A
Question. The commercial name of polyacrylonitrile is ________________.
(a) Dacron
(b) Orlon (acrilan)
(c) PVC
(d) Bakelite
Answer
B
Question. Orlon is a polymer of:
(a) Styrene
(b) Tetrafluoroethylene
(c) Vinyl chloride
(d) Acrylonitrile
Answer
D
Question. Nylon is an example of
(a) Polyamide
(b) Polyester
(c) Polyethene
(d) Polysaccharide
Answer
A
Question. Which of the following is currently used as a tyre cord ?
(a) Terylene
(b) Polyethylene
(c) Polypropylene
(d) Nylon – 6
Answer
D
Question. Of the following which one is classified as polyester polymer ?
(a) Terylene
(b) Bakelite
(c) Melamine
(d) Nylon-66
Answer
A
Question. Which one of the following is not a condensation polymer ?
(a) Melamine
(b) Glyptal
(c) Dacron
(d) Neoprene
Answer
D
We hope the above multiple choice questions for Class 12 Chemistry for Chapter 15 Polymers provided above with answers based on the latest syllabus and examination guidelines issued by CBSE, NCERT and KVS are really useful for you. Polymers is an important chapter in Class 12 as it provides very strong understanding about this topic. Students should go through the answers provided for the MCQs after they have themselves solved the questions. All MCQs have been provided with four options for the students to solve. These questions are really useful for benefit of class 12 students. Please go through these and let us know if you have any feedback in the comments section.