Synthetic human hair wigs are made from a copolymer of vinyl chloride and acrylonitrile, and is called:

Synthetic human hair wigs are made from a copolymer of vinyl chloride and acrylonitrile, and is called:
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Synthetic human hair wigs are made from a copolymer of vinyl chloride and acrylonitrile, and is ... PVC B. polyacrylonitrile C. cellulose D. dynel
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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

A copolymer of vinyl and vinylidene chloride is called (A) Treylene (B) Orlon (C) Saran (D) Dacron

Description : A copolymer of vinyl and vinylidene chloride is called (A) Treylene (B) Orlon (C) Saran (D) Dacron

Last Answer : (C) Saran

Orion is (A) A copolymer (B) A condensation polymer (C) Obtained by polymerising vinyl cyanide (D) All (A), (B) and (C)

Description : Orion is (A) A copolymer (B) A condensation polymer (C) Obtained by polymerising vinyl cyanide (D) All (A), (B) and (C)

Last Answer : (C) Obtained by polymerising vinyl cyanide

Where can I buy human hair wigs in bulk?

Description : Where can I buy human hair wigs in bulk?

Last Answer : One can buy wigs made of human hair, in bulk, at http://www.humanhairwigs.org/wholesalewig.html . And while there's no set discount, keep in mind that the lower price is itself an implied discount due to the bulk status.

What is the difference between lace front wigs and human hair wigs?

Description : What is the difference between lace front wigs and human hair wigs?

Last Answer : Okay, these are completely different things to compare.Human Hair Wigs are the wigs made purely from Human Hair Wigs. The other type of Wigs which can be compared to this is Synthetic Wigs which is made ... and Curly Hair Texture from Indique Hair they have amazing wigs if you want to try them out!

In the era of weaves and hair extensions, why do women still bother with wigs?

Description : In the era of weaves and hair extensions, why do women still bother with wigs?

Last Answer : Women who have gone through chemo treatments are usually left without hair. They want wigs to cover their heads. There are other reasons that women lose their hair and need/want wigs.

Regardless of price, which type of wigs look closest to real hair that are currently available on the market?

Description : Regardless of price, which type of wigs look closest to real hair that are currently available on the market?

Last Answer : There wigs called natural scalp wigs and they are designed to fit the natural shape of person's head who is wearing the wig. These types of wigs come with artificial hair or with real human ... realistic in their appearance that work almost as well as the natural scalp wigs. looking for lace front

Pick out the wrong statement. (A) Polymers made of only one monomer is called homopolymer (B) Polymers made of more than one monomer is called copolymer or mixed polymer (C) Vulcanised rubber is more elastic than natural rubber

Description : Pick out the wrong statement. (A) Polymers made of only one monomer is called homopolymer (B) Polymers made of more than one monomer is called copolymer or mixed polymer (C) Vulcanised rubber is more elastic than natural rubber

Last Answer : (A) Polymers made of only one monomer is called homopolyme

Acrylonitrile is mainly used in the __________ industry(A) Polymer(B) Printing(C) Dyeing(D) Photographic

Description : Acrylonitrile is mainly used in the __________ industry (A) Polymer (B) Printing (C) Dyeing (D) Photographic

Last Answer : (A) Polymer

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

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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

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

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

Last Answer : (A) Acrylonitrile and butadiene

Acrylonitrile is mainly used in the __________ industry. (A) Polymer (B) Printing (C) Dyeing(D) Photographic

Description : Acrylonitrile is mainly used in the __________ industry. (A) Polymer (B) Printing (C) Dyeing (D) Photographic

Last Answer : (C) Dyeing

What are costume wigs made of?

Description : What are costume wigs made of?

Last Answer : 100% PET (poly(ethylene terephthalate))

What are wigs made of?

Description : From real hair?

Last Answer : Even from real, human hair. Mostly Asian because they are cheaper. They are laborious to adjust. I had a similar one as Vilma Nyklová. Short, dark blond, mottled from some bakelite, which is said to be ... . Maybe I'll never need it again, because I'll never have to have chemotherapy again. (blush)

What are costume wigs typically made of?

Description : What are costume wigs typically made of?

Last Answer : The average high quality wig that are used from halloween are actually made from real human hair. These special wigs are designed for realism, and making sure that the costume is of the highest quality.

The synthetic plastic used for making insulation cover in electrical wires is ________. a ) Bakelite b)melamine c)Polyvinyl Chloride d)Poly styrene

Description : The synthetic plastic used for making insulation cover in electrical wires is ________. a ) Bakelite b)melamine c)Polyvinyl Chloride d)Poly styrene

Last Answer : c)Polyvinyl Chloride

(A) Ethyl chloride is more reactive than vinyl chloride towards nucleophilic substitution reactions. (R) Vinyl chloride is `+I` electron pushing group

Description : (A) Ethyl chloride is more reactive than vinyl chloride towards nucleophilic substitution reactions. (R) Vinyl chloride is `+I` electron pushing group

Last Answer : (A) Ethyl chloride is more reactive than vinyl chloride towards nucleophilic substitution reactions. (R) Vinyl ... A) is incorrect but (R) is correct.

PVC is formed by polymerization of - (1) Styrene (2) Acetylene (3) Propene (4) Vinyl Chloride

Description : PVC is formed by polymerization of - (1) Styrene (2) Acetylene (3) Propene (4) Vinyl Chloride

Last Answer : (4) Vinyl Chloride Explanation: Polyvinyl chloride is produced by polymerization of the vinyl chloride monomer (VCM). About 80% of production involves suspension polymerization.

PVC is obtained by the polymerisation of – (1) Propane (2) Vinyl chloride (3) Styrene (4) Acetylene

Description : PVC is obtained by the polymerisation of – (1) Propane (2) Vinyl chloride (3) Styrene (4) Acetylene

Last Answer : (2) Vinyl chloride Explanation: Polyvinyl chloride is produced by polymerization of the monomer vinyl chloride (17CM). Polyvinyl chloride, commonly abbreviated PVC, is the third-most widely produced ... it is cheaper and stronger than more traditional alternatives such as copper or ductile iron.

The basic chemical building block of natural rubber obtained from trees is – (1) Isoprene (2) Vinyl Chloride (3) Acetylene (4) Neoprene

Description : The basic chemical building block of natural rubber obtained from trees is – (1) Isoprene (2) Vinyl Chloride (3) Acetylene (4) Neoprene

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 ... consists mainly of poly-cis-isoprene with a molecular weight of 100,000 to 1,000,000.

Nylon-66 is a polyamide of (A) Hexamethylene diamine and adipic acid (B) Adipic acid and methyl amine (C) Vinyl chloride and formaldehyde (D) None of these

Description : Nylon-66 is a polyamide of (A) Hexamethylene diamine and adipic acid (B) Adipic acid and methyl amine (C) Vinyl chloride and formaldehyde (D) None of these

Last Answer : (A) Hexamethylene diamine and adipic acid

Thermal pyrolysis of ethylene dichloride produces (A) Trichloroethylene (B) Vinyl chloride (C) Ethanol amine (D) Ethylene oxid

Description : Thermal pyrolysis of ethylene dichloride produces (A) Trichloroethylene (B) Vinyl chloride (C) Ethanol amine (D) Ethylene oxid

Last Answer : (B) Vinyl chloride

Zeigler - Natta catalyst (AlR3 - AlCl3 ) is used in the polymerisation of (A) Vinyl acetate (B) Vinyl chloride (C) Propylene (D) Styrene

Description : Zeigler - Natta catalyst (AlR3 - AlCl3 ) is used in the polymerisation of (A) Vinyl acetate (B) Vinyl chloride (C) Propylene (D) Styrene

Last Answer : (C) Propylene

Molecular weight of a polymer is equal to the molecular weight of the repeat unit multiplied by the degree of polymerisation. What is the molecular weight of poly vinyl chloride (PVC), if its degree of polymerisation is 800? (A) 50000 (B) 51600 (C) 49200 (D) 50800

Description : Molecular weight of a polymer is equal to the molecular weight of the repeat unit multiplied by the degree of polymerisation. What is the molecular weight of poly vinyl chloride (PVC), if its degree of polymerisation is 800? (A) 50000 (B) 51600 (C) 49200 (D) 50800

Last Answer : (A) 50000

Poly Vinyl chloride (PVC) is a __________ material. (A) Thermoplastic (B) Thermosetting (C) Fibrous (D) Chemically active

Description : Poly Vinyl chloride (PVC) is a __________ material. (A) Thermoplastic (B) Thermosetting (C) Fibrous (D) Chemically active

Last Answer : (A) Thermoplastic

Benzoyl chloride is not used as a catalyst in the manufacture of (A) Polystyrene (B) Polyvinyl acetate (C) Polypropylene (D) Polyvinyl chloride-co-vinyl acetate

Description : Benzoyl chloride is not used as a catalyst in the manufacture of (A) Polystyrene (B) Polyvinyl acetate (C) Polypropylene (D) Polyvinyl chloride-co-vinyl acetate

Last Answer : (C) Polypropylene

__________ 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

The monomer of poly vinyl chloride (PVC) is (A) Chloroethane (B) Ethylene dichloride (C) Ethyl chloride (D) Chloroform

Description : The monomer of poly vinyl chloride (PVC) is (A) Chloroethane (B) Ethylene dichloride (C) Ethyl chloride (D) Chloroform

Last Answer : (A) Chloroethane

Addition polymerisation is not involved in the manufacture of (A) Low density polythene (B) Poly vinyl chloride (C) Polystyrene (D) Polyhexamethylene adipamide

Description : Addition polymerisation is not involved in the manufacture of (A) Low density polythene (B) Poly vinyl chloride (C) Polystyrene (D) Polyhexamethylene adipamide

Last Answer : (D) Polyhexamethylene adipamide

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

Which of the following is produced by condensation polymerisation? (A) Bakelite (B) Polythene (C) Poly vinyl chloride (D) Polystyrene

Description : Which of the following is produced by condensation polymerisation? (A) Bakelite (B) Polythene (C) Poly vinyl chloride (D) Polystyrene

Last Answer : (A) Bakelite

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

Orlon is prepared by the polymerisation of (a) Vinyl cyanide (b) Allyl alcohol (c) Vinyl chloride (d) Allyl chloride

Description : Orlon is prepared by the polymerisation of (a) Vinyl cyanide (b) Allyl alcohol (c) Vinyl chloride (d) Allyl chloride

Last Answer : Vinyl cyanide

Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid. (A) Phthalic anhydride (B) Vinyl chloride (C) Maleic anhydride (D) Dacron

Description : Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid. (A) Phthalic anhydride (B) Vinyl chloride (C) Maleic anhydride (D) Dacron

Last Answer : (B) Vinyl chloride

Which of the following compounds will give a white precipitate with alcoholic AgNO3? (a) Vinylbenzene (b) Chlorobenzene (c) Vinyl chloride (d) Allyl chloride

Description : Which of the following compounds will give a white precipitate with alcoholic AgNO3? (a) Vinylbenzene (b) Chlorobenzene (c) Vinyl chloride (d) Allyl chloride

Last Answer : Allyl chloride

1,2-Dichloroethane reacts with excess of NaNH2 to form (a) Vinyl chloride (b) Ethylene (c) Ethyl chloride (d) Acetylene

Description : 1,2-Dichloroethane reacts with excess of NaNH2 to form (a) Vinyl chloride (b) Ethylene (c) Ethyl chloride (d) Acetylene

Last Answer : Acetylene

Vinyl chloride (CH2 = CH.Cl) is produced by the thermal pyrolysis of ethylene dichloride at a pressure & temperature of (A) 4 kgf/cm2 & 500°C (B) 10 kgf/cm2 & 1000°C (C) 40 kg/cm2 & 200°C (D) 100 kgf/cm2 & 500°C

Description : Vinyl chloride (CH2 = CH.Cl) is produced by the thermal pyrolysis of ethylene dichloride at a pressure & temperature of (A) 4 kgf/cm2 & 500°C (B) 10 kgf/cm2 & 1000°C (C) 40 kg/cm2 & 200°C (D) 100 kgf/cm2 & 500°C

Last Answer : (A) 4 kgf/cm2 & 500°C

Thermal pyrolysis of ethylene dichloride produces (A) Trichloroethylene (B) Vinyl chloride (C) Ethanol amine (D) Ethylene oxide

Description : Thermal pyrolysis of ethylene dichloride produces (A) Trichloroethylene (B) Vinyl chloride (C) Ethanol amine (D) Ethylene oxide

Last Answer : (B) Vinyl chloride

Poly Vinyl Chloride (P.V.C.) is a __________ material. (A) Thermosetting (B) Thermoplastic (C) Fibrous (D) Chemically active

Description : Poly Vinyl Chloride (P.V.C.) is a __________ material. (A) Thermosetting (B) Thermoplastic (C) Fibrous (D) Chemically active

Last Answer : (B) Thermoplastic

__________ is produced using Polycondensation reaction. (A) Polythene (B) Phenol formaldehyde (C) Poly vinyl chloride (D) None of these

Description : __________ is produced using Polycondensation reaction. (A) Polythene (B) Phenol formaldehyde (C) Poly vinyl chloride (D) None of these

Last Answer : (B) Phenol formaldehyde

PVC stands for (A) Plastic very compact (B) Polythene vinyl chloride (C) Polythene vinyl carbon (D) Polythene vanadium carbide

Description : PVC stands for (A) Plastic very compact (B) Polythene vinyl chloride (C) Polythene vinyl carbon (D) Polythene vanadium carbide

Last Answer : Answer: Option B

For obtaining vinyl chloride acetate, the method used, is (A) Addition polymerization (B) Condensation polymerization (C) Co-polymerization (D) None of these

Description : For obtaining vinyl chloride acetate, the method used, is (A) Addition polymerization (B) Condensation polymerization (C) Co-polymerization (D) None of these

Last Answer : Answer: Option C

The basic chemical building block of natural rubber obtained from trees is (1) Isoprene (2)Vinyl Chloride (3) Acetylene (4)Neoprene

Description : The basic chemical building block of natural rubber obtained from trees is (1) Isoprene (2)Vinyl Chloride (3) Acetylene (4)Neoprene

Last Answer : Isoprene

PVC is obtained by the polymerisation of (1) Propane (2) Vinyl chloride (3) Styrene (4) Acetylene

Description : PVC is obtained by the polymerisation of (1) Propane (2) Vinyl chloride (3) Styrene (4) Acetylene

Last Answer : Vinyl chloride

What violins come with bows that are made with horse hair instead of synthetic fiber?

Description : What violins come with bows that are made with horse hair instead of synthetic fiber?

Last Answer : The FV1 Electric Violin comes with a horsehair bow and a case included

Bakelite is a copolymer of Phenol and - (1) Formaldehyde (2) Acetaldehyde (3) Benzaldehyde (4) Cinnaldehyde

Description : Bakelite is a copolymer of Phenol and - (1) Formaldehyde (2) Acetaldehyde (3) Benzaldehyde (4) Cinnaldehyde

Last Answer : (1) Formaldehyde Explanation: Bakelite is an early plastic. It is a thermosetting phenol formaldehyde resin, formed from an elimination reaction of phenol with formaldehyde.

Which of the following is a copolymer? (A) Polystyrene (B) SBR (C) PTFE (D) Polypropylene

Description : Which of the following is a copolymer? (A) Polystyrene (B) SBR (C) PTFE (D) Polypropylene

Last Answer : (B) SBR

__________ 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

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