The first fully synthetic plastic was_________. a) Bakelite b)melamine c)Teflon d)polythene

The first fully synthetic plastic was_________.
a) Bakelite b)melamine c)Teflon d)polythene
by

1 Answer

Answer :

a) Bakelite
by

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Description : Chain growth polymerisation is a process, in which the monomers are added in a chain fashion, and it requires an initiator to produce the free radical. An example of chain growth polymerisation products is (A) Nylon-66 (B) Teflon (C) Polyester (D) Bakelite

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Which of the following is not a polymer of two monomers? (A) Teflon (B) Bakelite (C) SBR (D) None of these

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Poly-methyl-methacrylate (PMMA) is known as (A) Bakelite (B) Teflon (C) Perspex (D) Nylon-6

Description : Poly-methyl-methacrylate (PMMA) is known as (A) Bakelite (B) Teflon (C) Perspex (D) Nylon-6

Last Answer : (C) Perspex

Which of the following is an inorganic polymer? (A) Teflon (B) Perspex (C) Silicones (D) Bakelite

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The chlorinator used in the manufacture of DDT is made of(A) Glass(B) Glass lined steel(C) Teflon(D) Bakelite

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Which of the following is a thermosetting polymer? (a) Bakelite (b) Nylon-6,6 (c) Polyethylene (d) Teflon

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Last Answer : Bakelite

Poly Tetrafluoroethylene (P.T.F.E.) is known as (A) Bakelite (B) Teflon (C) Celluloid (D) Dacron

Description : Poly Tetrafluoroethylene (P.T.F.E.) is known as (A) Bakelite (B) Teflon (C) Celluloid (D) Dacron

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Polymethyl methacrylate (PMMA) is known as (A) Bakelite (B) Teflon (C) Perspex (D) Nylon-6

Description : Polymethyl methacrylate (PMMA) is known as (A) Bakelite (B) Teflon (C) Perspex (D) Nylon-6

Last Answer : (C) Perspex

P.T.F.E. (Poly tetra fluoro ethylene) is commercially known as (A) Bakelite (B) Neoprene (C) Teflon (D) Nylon-66

Description : P.T.F.E. (Poly tetra fluoro ethylene) is commercially known as (A) Bakelite (B) Neoprene (C) Teflon (D) Nylon-66

Last Answer : (C) Teflon

Phenol formaldehyde is produced by condensation polymerisation. It is also known as (A) Teflon (B) Bakelite (C) Polyester (D) Nylon-66

Description : Phenol formaldehyde is produced by condensation polymerisation. It is also known as (A) Teflon (B) Bakelite (C) Polyester (D) Nylon-66

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Window panes of aeroplanes are normally made of (A) Perspex (PMMA) (B) Teflon (PTFE) (C) Bakelite (phenol formaldehyde) (D) Polystyrene

Description : Window panes of aeroplanes are normally made of (A) Perspex (PMMA) (B) Teflon (PTFE) (C) Bakelite (phenol formaldehyde) (D) Polystyrene

Last Answer : Option A

Phenol and Formaldehyde are polymerised to a resultant product known as (A) PVC. (B) bakelite. (C) polyester. (D) teflon.

Description : Phenol and Formaldehyde are polymerised to a resultant product known as (A) PVC. (B) bakelite. (C) polyester. (D) teflon.

Last Answer : (B) bakelite.

__________ tubes are good substitute for human blood vessels on heart by-pass operation. (A) PVC (B) Polythene (C) Teflon/Dacron (D) Polystyrene

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Last Answer : (C) Teflon/Dacron

Condensation polymerisation is not involved in the manufacture of (A) Teflon (B) Polythene (C) Terylene (D) Nylon

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Last Answer : (B) Polythene

Cellulose acetate has very high film permeability among all the polymers of the order of 5000 gm/100 m2 . Which of the following polymers has the maximum film elongation (of the order of 100%)? (A) Water impermeable cellophane(B) Polythene(C) Cellulose acetate(D) Teflon

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Is Melamine similar to porcelain, or is it more like a plastic material?

Description : Is Melamine similar to porcelain, or is it more like a plastic material?

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The first computer spreadsheet program was_________ (A) Lotus 1-2-3 (B) MS Excel (C) Visicalc (D) None of the Above

Description : The first computer spreadsheet program was_________ (A) Lotus 1-2-3 (B) MS Excel (C) Visicalc (D) None of the Above

Last Answer : (C) Visicalc

What type of plastic is Bakelite ?

Last Answer : Bakelite thermosetting plastic ?

Bakelite has the following characteristics (a) A polymer made from phenol and formaldehyde (b) A thermosetting plastic (c) Can be used as an adhesive(d) All of the above

Description : Bakelite has the following characteristics (a) A polymer made from phenol and formaldehyde (b) A thermosetting plastic (c) Can be used as an adhesive (d) All of the above

Last Answer : All of the above

Pick up the correct statement from the following: (A) Alexander Parkes, a Scottish chemist prepared a hard material by mixing camphor and alcohol with nitro cellulose and called it, as Parkesite (B) Dr. L. Bakeland, a Belgian scientist prepared a product known as Bakelite (C) Pollark, an Austrian scientist prepared a substance from urea and formaldehyde and called it Plastic (D) All the above

Description : Pick up the correct statement from the following: (A) Alexander Parkes, a Scottish chemist prepared a hard material by mixing camphor and alcohol with nitro cellulose and called it, as Parkesite ... prepared a substance from urea and formaldehyde and called it Plastic (D) All the above

Last Answer : Answer: Option D

Which of the following is used to make light weight, but strong plastic? (1) Nylon (2) Polythene (3) Polyvinyl Chloride (4) Methyl Methacrylate

Description : Which of the following is used to make light weight, but strong plastic? (1) Nylon (2) Polythene (3) Polyvinyl Chloride (4) Methyl Methacrylate

Last Answer : (3) Polyvinyl Chloride Explanation: Polyvinyl chloride (PVC) is a common, strong but lightweight plastic that is used in making tough plastic. It is used for flexible applications such ... cables. It is the third-most widely produced synthetic plastic polymer, after polyethylene and polypropylene.

__________ is a thermosetting plastic. (A) Polythene (B) Epoxy polymer (C) P.V.C. (D) Polystyrene

Description : __________ is a thermosetting plastic. (A) Polythene (B) Epoxy polymer (C) P.V.C. (D) Polystyrene

Last Answer : (B) Epoxy polymer

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