Buna-S is obtained by the copolymerisation of butadiene and:

Buna-S is obtained by the copolymerisation of butadiene and:
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Buna-S is obtained by the copolymerisation of butadiene and: A. Chloroprene B. styrene C. acrylonitrile D. adipic acid
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SBR is produced by the copolymerisation of butadiene & styrene by employing emulsion polymerisation. The weight ratio of styrene and butadiene is maintained at (A) 1: 3 (B) 3 : 1 (C) 1 : 2 (D) 2 : 1

Description : SBR is produced by the copolymerisation of butadiene & styrene by employing emulsion polymerisation. The weight ratio of styrene and butadiene is maintained at (A) 1: 3 (B) 3 : 1 (C) 1 : 2 (D) 2 : 1

Last Answer : (A) 1: 3

The monomers for Buna-S are 1,3-butadiene and (a) Ethylene glycol (b) Adipic acid (c) Styrene (d) Caprolactum

Description : The monomers for Buna-S are 1,3-butadiene and (a) Ethylene glycol (b) Adipic acid (c) Styrene (d) Caprolactum

Last Answer : Styrene

__________ polymer is produced by the copolymerisation of vinyl chloride-vinyl acetate. (A) Fibrous (B) Leathery (C) Rubbery (D) Hard

Description : __________ polymer is produced by the copolymerisation of vinyl chloride-vinyl acetate. (A) Fibrous (B) Leathery (C) Rubbery (D) Hard

Last Answer : (B) Leathery

Polymerisation process in which two or more monomers of chemically different nature take part is called (A) Copolymerisation (B) Addition polymerisation (C) Chain polymerisation (D) None of these

Description : Polymerisation process in which two or more monomers of chemically different nature take part is called (A) Copolymerisation (B) Addition polymerisation (C) Chain polymerisation (D) None of these

Last Answer : (A) Copolymerisation

In a co-polymer, the repeating units contain two different monomers. Which of the following is a copolymer? (A) PTFE (B) Buna-S (C) PMMA (D) Polycaprolactam

Description : In a co-polymer, the repeating units contain two different monomers. Which of the following is a copolymer? (A) PTFE (B) Buna-S (C) PMMA (D) Polycaprolactam

Last Answer : (B) Buna-S

Due to its excellent permeability to air/gas and oxidation resistance, the tubes of automobile tyres is made of(A) Cold SBR(B) Butyl rubber(C) Bunai N(D) Buna S

Description : Due to its excellent permeability to air/gas and oxidation resistance, the tubes of automobile tyres is made of (A) Cold SBR (B) Butyl rubber (C) Bunai N (D) Buna S

Last Answer : (B) Butyl rubber

Buna-S is also known as (A) Teflon (B) PTFE (C) SBR (D) Polycrylates

Description : Buna-S is also known as (A) Teflon (B) PTFE (C) SBR (D) Polycrylates

Last Answer : (C) SBR

Buna-S is also called (A) Polyurethane (B) SBR (C) Teflon (D) Bakelite

Description : Buna-S is also called (A) Polyurethane (B) SBR (C) Teflon (D) Bakelite

Last Answer : (B) SBR

Buna-S is a __________ material. (A) Fibrous (B) Plastic (C) Resinous (D) Rubbery

Description : Buna-S is a __________ material. (A) Fibrous (B) Plastic (C) Resinous (D) Rubbery

Last Answer : (D) Rubbery

Clasify the polymers as addition and condenstation polymers. Nylon 66, Buna-S, Polythene.

Description : Clasify the polymers as addition and condenstation polymers. Nylon 66, Buna-S, Polythene.

Last Answer : Ans: Nylon 66 condensation polymer.  Buna-S and polythene—Addition polymer.

Arrange in increasing order of inter molecular forces. Nylon 66, Buna-S and polyethene.

Description : Arrange in increasing order of inter molecular forces. Nylon 66, Buna-S and polyethene.

Last Answer : Ans: Nylon 66 > polyethene> Buna-S 

Arrange the following Polymers in increasing order of inter molecular forces. (a) Nylon 66, Buna-S and Polythene (b) Nylon 6, Neoprene and PVC

Description : Arrange the following Polymers in increasing order of inter molecular forces. (a) Nylon 66, Buna-S and Polythene (b) Nylon 6, Neoprene and PVC

Last Answer : Ans: (a) Buna-S, Polythene and Nylon 66.  (b) Neoprene, PVC and Nylon 6.

Explain the difference between Buna-N and Buna-S.

Description : Explain the difference between Buna-N and Buna-S.

Last Answer : Ans: Buna-N:- 1. It is optained by the copolymerization of 1,3 - butadiene and acrylonitrile in the presence of a Peroxide Cxtalyst. 2. It is resistant to action of Petrol. 3. It is used ... 1. It is obtained by the Copolymerisation of buta diene and styrene. 2. It is used for automobile tyres.

Explain the difference between Buna-N and Buna-S.

Description : Explain the difference between Buna-N and Buna-S.

Last Answer : Ans: Buna-N:- 1. It is obtained by the copolymerization of 1,3 - butadiene and acrylonitrile in the presence of a Peroxide Catalyst. 2. It is resistant to action of Petrol. 3. It is used ... 1. It is obtained by the Copolymerisation of buta diene and styrene. 2. It is used for automobile tyres.

Write the Mnomers of Buna-s.

Description : Write the Mnomers of Buna-s.

Last Answer : Ans. 1, 3 butadine and styrene 

Explain the difference between Buna— S and Buna — N.

Description : Explain the difference between Buna— S and Buna — N.

Last Answer : Ans. Buna — N is a copolymer of 1, 3-butadiene and acrylo nitrile, Buna — S is a copolymer of 1, 3-butadiene and styrene.

Arrange the following polymer in increasing order of their molecular forces : (a) nylon-6, 6, Buna-S, polythene. (b) nylon-6, Neoprene, polyvinyl chloride.

Description : Arrange the following polymer in increasing order of their molecular forces : (a) nylon-6, 6, Buna-S, polythene. (b) nylon-6, Neoprene, polyvinyl chloride.

Last Answer : Ans. (a) Buna S < Polythene < Nylon-6, 6. (b) Neoprene < Polyvinyl Chloride < Nylon-6.

What is the first thing eliezer asks when they arrive at buna?

Description : What is the first thing eliezer asks when they arrive at buna?

Last Answer : Feel Free to Answer

Buna-N is also called (A) Butyl rubber (B) Nitrile rubber (C) Neoprene (D) Thiokol

Description : Buna-N is also called (A) Butyl rubber (B) Nitrile rubber (C) Neoprene (D) Thiokol

Last Answer : (B) Nitrile rubber

Which of the following polymer does not contain 1,3-butadiene as one of the monomers?

Description : Which of the following polymer does not contain 1,3-butadiene as one of the monomers?

Last Answer : Which of the following polymer does not contain 1,3-butadiene as one of the monomers? A. Butyl rubber B. Nitrile rubber C. ABS rubber D. SBR

Natural rubber is a polymer derived from? (1) ethylene (2) propylene (3) isoprene (4) butadiene

Description : Natural rubber is a polymer derived from? (1) ethylene (2) propylene (3) isoprene (4) butadiene

Last Answer : (3) isoprene Explanation: Natural rubber is an addition polymer that is obtained as a milky white fluid known as latex from a tropical rubber tree.

Natural rubber is the polymer of : (1) Isoprene (2) Styrene (3) Butadiene (4) Ethylene

Description : Natural rubber is the polymer of : (1) Isoprene (2) Styrene (3) Butadiene (4) Ethylene

Last Answer : (1) Isoprene Explanation: Isoprene was first isolated by thermal decomposition of natural rubber. About 95% of isoprene production is used to produce cis-1,4- polyisoprene—a synthetic version of natural rubber.

Natural rubber is a polymer derived from - (1) ethylene (2) propylene (3) isoprene (4) butadiene

Description : Natural rubber is a polymer derived from - (1) ethylene (2) propylene (3) isoprene (4) butadiene

Last Answer : (3) isoprene Explanation: Natural rubber is an addition polymer that is obtained as a milky white fluid known as latex from a tropical rubber tree.

Styrene Butadiene Rubber; Neoprene; Thiokole are the examples of?

Description : Styrene Butadiene Rubber; Neoprene; Thiokole are the examples of?

Last Answer : Synthetic rubber

Which of the following is not an elastomer? (A) Polyisoprene (B) Neoprene (C) Nitrile-butadiene (D) None of these

Description : Which of the following is not an elastomer? (A) Polyisoprene (B) Neoprene (C) Nitrile-butadiene (D) None of these

Last Answer : (D) None of these

Styrene butadiene rubber (SBR) is never used for making (A) Coated fabrics (B) Front wheel tyres of aeroplanes (i.e., heavy duty tyres)

Description : Styrene butadiene rubber (SBR) is never used for making (A) Coated fabrics (B) Front wheel tyres of aeroplanes (i.e., heavy duty tyres)

Last Answer : (B) Front wheel tyres of aeroplanes (i.e., heavy duty tyres)

Styrene butadiene rubber is commercially manufactured by (A) Bulk polymerisation (B) Suspension polymerisation (C) Solution polymerisation (D) Emulsion polymerisation

Description : Styrene butadiene rubber is commercially manufactured by (A) Bulk polymerisation (B) Suspension polymerisation (C) Solution polymerisation (D) Emulsion polymerisation

Last Answer : (D) Emulsion polymerisation

__________ is a copolymer. (A) Styrene butadiene rubber (SBR) (B) Neoprene (C) PVC (D) None of these

Description : __________ is a copolymer. (A) Styrene butadiene rubber (SBR) (B) Neoprene (C) PVC (D) None of these

Last Answer : (A) Styrene butadiene rubber (SBR

__________ of SBR is adversely affected, if more quantity of styrene is added to butadiene during its co-polymerisation to produce SBR. (A) Percent elongation (B) Resilience (C) Freezing point (D) Strength

Description : __________ of SBR is adversely affected, if more quantity of styrene is added to butadiene during its co-polymerisation to produce SBR. (A) Percent elongation (B) Resilience (C) Freezing point (D) Strength

Last Answer : (B) Resilience

Starting material for the production of butadiene in India is (A) Naphthalene (B) Benzol (C) Ethyl alcohol (D) Phthalic anhydride

Description : Starting material for the production of butadiene in India is (A) Naphthalene (B) Benzol (C) Ethyl alcohol (D) Phthalic anhydride

Last Answer : (C) Ethyl alcohol

Nitrile rubber is produced by the polymerisation of (A) Acrylonitrile & butadiene (B) Acrylonitrile & styrene (C) Isobutylene & isoprene (D) None of these

Description : Nitrile rubber is produced by the polymerisation of (A) Acrylonitrile & butadiene (B) Acrylonitrile & styrene (C) Isobutylene & isoprene (D) None of these

Last Answer : (A) Acrylonitrile & butadiene

Neoprene is chemically known as (A) Polybutadiene (B) Styrene butadiene rubber (SBR) (C) Polyurethane (D) Poly chloroprene

Description : Neoprene is chemically known as (A) Polybutadiene (B) Styrene butadiene rubber (SBR) (C) Polyurethane (D) Poly chloroprene

Last Answer : (D) Poly chloroprene

Temperature and gage pressure maintained during the manufacture of cold SBR (styrene butadiene rubber) are (A) 5°C and 1 kgf/cm2 (B) - 20°C and 1 kgf/cm2 (C) 0°C and 1 kgf/cm2 (D) 0°C and 3 kgf/cm

Description : Temperature and gage pressure maintained during the manufacture of cold SBR (styrene butadiene rubber) are (A) 5°C and 1 kgf/cm2 (B) - 20°C and 1 kgf/cm2 (C) 0°C and 1 kgf/cm2 (D) 0°C and 3 kgf/cm

Last Answer : (A) 5°C and 1 kgf/cm

Styrene butadiene rubber (SBR) as compared to natural rubber has (A) Poor tensile strength (B) Poorer resistance (C) Greater amount of heat build up heavy loading (D) All (A), (B) and (C)

Description : Styrene butadiene rubber (SBR) as compared to natural rubber has (A) Poor tensile strength (B) Poorer resistance (C) Greater amount of heat build up heavy loading (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Neoprene is the trade name of (A) Polyurethane (B) Phenol formaldehyde (C) Polychlorophrene (D) Styrene butadiene rubber (SBR)

Description : Neoprene is the trade name of (A) Polyurethane (B) Phenol formaldehyde (C) Polychlorophrene (D) Styrene butadiene rubber (SBR)

Last Answer : (C) Polychlorophrene

Identify the group in which all the polymers mentioned can be used to make fibres. (A) Butadiene copolymers, Polyamides, Urea-formaldehyde (B) Cellulose derivatives, Polyisoprene, Polyethylene (C) Cellulose derivatives, Polyamides, Polyurethane (D) Polypropylene, Poly vinyl chloride, Silicon

Description : Identify the group in which all the polymers mentioned can be used to make fibres. (A) Butadiene copolymers, Polyamides, Urea-formaldehyde (B) Cellulose derivatives, Polyisoprene, Polyethylene (C) Cellulose derivatives, Polyamides, Polyurethane (D) Polypropylene, Poly vinyl chloride, Silicon

Last Answer : (B) Cellulose derivatives, Polyisoprene, Polyethylene

Acrylonitrile-butadiene-styrene (ABS) copolymer, which is produced by blending styrene-acrylonitrile copolymer with butadiene based elastomer, is a/an (A) Rigid foam (B) Engineering plastic (C) Thermosetting polymer

Description : Acrylonitrile-butadiene-styrene (ABS) copolymer, which is produced by blending styrene-acrylonitrile copolymer with butadiene based elastomer, is a/an (A) Rigid foam (B) Engineering plastic (C) Thermosetting polymer

Last Answer : (B) Engineering plastic

Temperature and gage pressure maintained during the manufacture of hot SBR (styrene butadiene rubber) are (A) 50°C and 3 - 4 kg/cm2 (B) 50°C and 1 kgf/cm2 (C) 250°C and 10 kgf/cm2 (D) 250°C and 1 kgf/cm

Description : Temperature and gage pressure maintained during the manufacture of hot SBR (styrene butadiene rubber) are (A) 50°C and 3 - 4 kg/cm2 (B) 50°C and 1 kgf/cm2 (C) 250°C and 10 kgf/cm2 (D) 250°C and 1 kgf/cm

Last Answer : (A) 50°C and 3 - 4 kg/cm

The main use of butadiene is (A) As a plasticiser for unsaturated polyester (B) In the manufacture of synthetic rubber (C) As an anti-skimming agent in paint (D) None of these

Description : The main use of butadiene is (A) As a plasticiser for unsaturated polyester (B) In the manufacture of synthetic rubber (C) As an anti-skimming agent in paint (D) None of these

Last Answer : (B) In the manufacture of synthetic rubber

Perspex can be used as a substitute of glass. Its monomer is (A) Methyl methacrylate (B) DMT (C) Butadiene (D) Tetrafluoroethylene

Description : Perspex can be used as a substitute of glass. Its monomer is (A) Methyl methacrylate (B) DMT (C) Butadiene (D) Tetrafluoroethylene

Last Answer : (A) Methyl methacrylate

Styrene butadiene rubber (SBR) is (A) A natural rubber (B) Another name of silicone rubber (C) A synthetic polymer (D) A synthetic monome

Description : Styrene butadiene rubber (SBR) is (A) A natural rubber (B) Another name of silicone rubber (C) A synthetic polymer (D) A synthetic monome

Last Answer : (C) A synthetic polymer

Butadiene is a/an (A) Di-olefin (B) Naphthene (C) Aromatic (D) Olefin

Description : Butadiene is a/an (A) Di-olefin (B) Naphthene (C) Aromatic (D) Olefin

Last Answer : (A) Di-olefin

Iso-octane is used as a reference substance in the definition of octane number and it is assigned an octane number value of 100. Iso-octane is chemically known as (A) α-methyl naphthalene (B) 2-2-4 tri methyl pentane (C) 1, 3 butadiene (D) Tetra methyl ethylene

Description : Iso-octane is used as a reference substance in the definition of octane number and it is assigned an octane number value of 100. Iso-octane is chemically known as (A) α-methyl naphthalene (B) 2-2-4 tri methyl pentane (C) 1, 3 butadiene (D) Tetra methyl ethylene

Last Answer : (B) 2-2-4 tri methyl pentane

Which of the following is a Naphthene? (A) Butene (B) Butadiene (C) Cyclohexane (D) Acetylene

Description : Which of the following is a Naphthene? (A) Butene (B) Butadiene (C) Cyclohexane (D) Acetylene

Last Answer : (C) Cyclohexan

Polymerisation reactor used for the production of styrene butadiene rubber (SBR) is made of (A) Cast iron (B) Stainless steel or glass lined vessel (C) Karbate (D) Wrought iron

Description : Polymerisation reactor used for the production of styrene butadiene rubber (SBR) is made of (A) Cast iron (B) Stainless steel or glass lined vessel (C) Karbate (D) Wrought iron

Last Answer : (B) Stainless steel or glass lined vessel

Polymerisation reactor used in the production of styrene butadiene rubber (SBR) is made of (A) Stainless steel or glass lined steel (B) Nickel clad steel (C) High silicon cast iron (D) Aluminium

Description : Polymerisation reactor used in the production of styrene butadiene rubber (SBR) is made of (A) Stainless steel or glass lined steel (B) Nickel clad steel (C) High silicon cast iron (D) Aluminium

Last Answer : (A) Stainless steel or glass lined steel

Which of the following statements is not true? (a) Natural rubber is a hydrocarbon. (b) Natural rubber is made of isoprene units (c) Natural rubber is a polymer of 1,3-Butadiene (d) Natural rubber can be vulcanized.

Description : Which of the following statements is not true? (a) Natural rubber is a hydrocarbon. (b) Natural rubber is made of isoprene units (c) Natural rubber is a polymer of 1,3-Butadiene (d) Natural rubber can be vulcanized.

Last Answer : Natural rubber is a polymer of 1,3-Butadiene

Teflon is prepared by the polymerization of (a) Butadiene (b) Vinyl cyanide (c) Vinyl chloride (d) Tetrafluoroethylene

Description : Teflon is prepared by the polymerization of (a) Butadiene (b) Vinyl cyanide (c) Vinyl chloride (d) Tetrafluoroethylene

Last Answer : Tetrafluoroethylene

What is the IUPAC name for isoprene? (a) 1,3-pentadiene (b) 2,4-pentadiene (c) 2,3-dimethyl-1, 3-butadiene (d) 2-methyl-1,3-butadiene

Description : What is the IUPAC name for isoprene? (a) 1,3-pentadiene (b) 2,4-pentadiene (c) 2,3-dimethyl-1, 3-butadiene (d) 2-methyl-1,3-butadiene

Last Answer : 2-methyl-1,3-butadiene

The monomer for Neoprene is (a) Isoprene (b) acrylonitrile (c) Chloroprene (d) 1,3-butadiene

Description : The monomer for Neoprene is (a) Isoprene (b) acrylonitrile (c) Chloroprene (d) 1,3-butadiene

Last Answer : Chloroprene