Natural rubber is basically a polymer of or The monomer of natural polymer rubber is

Polymerisation of glycol with dicarboxylic acids is

Which of the following is a synthetic polymer 

When heated with zinc chloride, lactides forms a linear polymer which may be

The fibre obtained by the condensation of hexamethylene diamine and adipic acid is

Polypropylene can be obtained by polymerisation of

(A) CH ≡ CH                                                                     (B) CH₂ = CH₂
(C) CH₃ – CH = CH₂                                                         (D) CH₃ – C= CH

In the manufacture of polythene by the Ziegler process using ethylene, the temperature for proper polymerisation required is

Melamine is

‘Shellac’ secreted by lac insects is

Shellac contains mainly

Celanese silk is

Which can absorb over 90% of its own mass of water and does not stick to wound

By the slow distillation of rubber, which of the following can be obtained

Melmoware are

Neoprene, a synthetic rubber contains which of the following element besides C and H

Which one of the following compound contain both chlorine and fluorine

 Among the following a natural polymer is

The alkyl resins are condensation polymers obtained from dibasic acids and

Cellulose is

(A) (C₆H₁₀O₅)n                (B) (C₃H₃N₃)n                      (C) (C₃H₆N₆)n                    (D) (C₁₂H₂₂O₁₁)n

Glyptal is a

In the trinitrocellulose each glucose unit contains how many – OH

Bakelites are

Celluloid is

The sterile gauze (or cotton) used in medicine is obtained by oxidising cellulose with

(A) Nitrogen                                                       (B) KMnO₄
(C) Nitrogen dioxide                                         (D) Potassium chlorate

Which one is a step–growth polymer

Polythene is

Which one of the following is a linear polymer

Terylene is

Nylone ’66’ is not a

Terylene is the polyester of

Vinyl chloride can be converted into PVC. In this reaction, the catalyst used is

Which of the following is a step–growth polymer

 Which of the following is thermoplastic

‘Cis-1,4-polyisoprene’ is

Which of the following is an example of condensation polymer

Which of the following is not a polymer

The phenol–formaldehyde resins are formed by polymerisation of phenol and formaldehyde by

An example of chain growth polymer is

Buna–S is a polymer of

Which is a naturally occuring polymer

Which one of the following can be used as monomer in a polymerisation reaction

(A)   CH₃CH₂Cl                      (B)   CH₃CH₂OH                          (C)   C₆H₆                              (D)   C₃H₆

Which of the following is a linear polymer

Orlon is a polymer of

Which of the following is not an example of natural polymer

Polythene is a resin obtained by polymerisation of  Or The monomer unit in polythene is

Which is the monomer of polypeptide

Which of the following is a chain growth polymer

Neoprene is polymer of

Polyvinyl chloride is

Trans–form of polyisoprene is

CH₂CH₂ is a

Teflon is a polymer of the monomer Or Teflon is obtained by the polymerisation of

Which of the following fibres are made of polyamides

Bakelite is a product of the reaction between

The catalyst used in the manufacture of polyethene by Ziegler method is

Which of the following is synthetic rubber

Which is not a polymer

Bakelite is a

Chloroprene is used in making

Which of the following is not a synthetic polymer

Which of the following is used in the synthesis of nylon-66

The synthetic polymer which resembles natural rubber is

Which one is a polymer compound

(A) SO₂                                 (B) CO₂                                 (C) CH₄                               (D) PVC

Dimethyl terephthalate and ethylene glycol react to form

Example of condensation polymer is

(A) Formaldehyde → meta –formaldehyde
(B) Acetaldehyde → para – aldehyde
(C) Acetone → mesityl oxide                                                
(D) Ethene → polyethene

Which polymer is formed by chloroethene

The compound required for the formation of a thermosetting polymer with methanol is

Which of the following polymer is an example of fibre

Ebonite is

Perlon is

Which of the following is not polyamide

Which of the following is not a polymer

Which of the following is not an example of additional polymer

Which of the following is not a polymer

The starting material for the preparation of styrene is

Phenol is used in manufacture of

Polymer formation from monomers starts by

A condensation polymer among the following polymers is

Isoprene is a valuable substance for making

Cellulose acetate is a

Which of the following has an ester linkage

The catalyst used for the polymerisation of olefins is

The turbidity of a polymer solution measures

Which are true for terpolymer

Dacron is obtained by the condensation polymerisation of

The process of vulcanisation of rubber was introduced by

Cellulose is a polymer of

Which of the following is not a natural polymer.

Nylon–6 is made from

Which one of the following monomers gives the polymer neoprene on polymerisation

(A)
(B)
(C)
(D)

Nylon threads are made of

PVC is polymer of

(A) CH₂ = CH₂                     (B) CH₂ = CH – Cl                      (C) CH₂ = CH – CH₂Cl               (D) CH₃ – CH = CH – Cl

Nylon is generic name for all synthetic fibre forming

Acetate rayon is prepared from

Rayon yarns are obtained from

Rubber substitute ‘Buna’ can be obtained from

Which of the following polymers contains nitrogen

‘Rayon’ is

The starting materials of PCTFE are

Cellulose is a condensation polymer of

(A) Maltose                        (B) β–glucose                       (C) α–glucose                       (D) β–fructose

Chemical name of malamine is

Perspex or plexiglass is a polymer of

The compound used in the manufacture of terylene is:

Example of addition polymer is

Which of the following is an addition polymer

Buna–S is

Which one is a homopolymer

Which of the following rubber is not a polydiene

Natural rubber is a polymer of

Which one is protein fibre

Buna–N is a polymer of

PMMA is the polymer of:

Which of the following belong to the class of natural polymers

Toluene di-isocyanate is used to prepare

An example of natural biopolymer is

Which of the following cannot be grouped as polyolefins

Synthetic rubber is

Caprolactum can be obtained from

Symbolic name for teflon is

Which of the following is not correct regarding terylene

Teflon is a polymer of

Nylon is not a

Which of the following is a chain growth polymer

Rayon fibre is manufactured from

Which of following is a syndiotactic polymer in -[- CH₂ – C(YZ)-]_n^–

High denisty polyethylene (HDPE) can be prepared from ethylene by

The common acid used in the manufacture of rayon and plastics is

Which of the following is not a polymer

Gutta parcha rubber is:

Natural silk and artificial silk differ in one respect that one of them contains.

A copolymer of vinyl chloride and vinyledene chloride is called

A copolymer of vinyl chloride and vinyl acetate is called

Which of the following is wrong

Which of the following is not a cellulose product

The bakelite is made from phenol and formaldehyde. The initial reaction between the two compounds is an example of

Which of the following natural product is not a polymer

Which is considered to be the first synthetic polymer

A copolymer of isobutylene and isoprene is called

Polythene is

The molecular weight of cellulose varies between

Which of the following has been used in the manufacture of non–inflammable photographic films

The process of ‘heat–softenting, moulding and cooling to rigidness’ can be repeated for which plastics

Nylon yarns are usually

As the molecular weight increases the tensile strength of polymers

Whether small molecules liberate in addition polymerisation

(A)   Yes                             (B)   No                                    (C)   Sometimes                        (D)   Only H₂O

Nylon polymers are

Percentage of nitrogen in gun–cotton is about

The value of n in the formula (C₆H₁₀O₅) for inulin is about

Which of the following is resistant to boiling aqua–regia

Which one among the following is a thermosetting plastic

Styrene at room temperature is 

Three dimentional molecules with cross–links are found in case of a

The plastics if are hard, become soft and readily workable by additional of certain compounds called

Triethyl aluminium titanium chloride used in plastic industry is a

Thermoplastics are

Glyptals are chiefly employed in

Polymerisation in which two or more chemically different monomers take part is called

Ethylene–propylene rubber (EPR) is

Acrylic resins are

Ethylene–propylene rubber can be

Which of the following has a higher glass–transition temperature

In the natural rubber ‘Caoutchouc’, the isoprene units are joined by

Molecular mass of a polymer is

The process of vulcanisation makes rubber

Which of the following has cross–links

Wash and wear clothes are manufactured using

Which of the following intermolecular forces are present in ‘nylon–66’

Thermosetting plastics are

Which of the following polymers are hard