QBManager

POLYMERS

19417 Polythene is

1 Thermoplastic

2 Thermosetting

3 Both

(a)

and

(b)

4 None of these

POLYMERS

19418 Bakelites are

1 Rubber

2 Rayon

3 Resins

4 Plasticisers

POLYMERS

19419 Which of the following is a step-growth polymer

1 Polyisoprene

2 Polythene

3 Nylon

4 Polyacrylonitrile

Explanation:

(c) Step growth polymerization involves condensation reaction between two difunctional monomer to produce dimer which in turn, produce, tetramer and so on with the loss of simple molecules like $H_{2} O, N H_{3}, H C l$ etc.

POLYMERS

19420 An example of chain growth polymer is

1 Nylon -

66

2 Bakelite

3 Terylene

4 Teflon

POLYMERS

19421 Which of the following is synthetic rubber

1 Buna -

S

2 Neoprene

3 Both

(a)

and

(b)

4 None of these

Explanation:

(c) Buna - $S$ and Neoprene both are synthetic rubber.

POLYMERS

19417 Polythene is

1 Thermoplastic

2 Thermosetting

3 Both

(a)

and

(b)

4 None of these

POLYMERS

19418 Bakelites are

1 Rubber

2 Rayon

3 Resins

4 Plasticisers

POLYMERS

19419 Which of the following is a step-growth polymer

1 Polyisoprene

2 Polythene

3 Nylon

4 Polyacrylonitrile

Explanation:

(c) Step growth polymerization involves condensation reaction between two difunctional monomer to produce dimer which in turn, produce, tetramer and so on with the loss of simple molecules like $H_{2} O, N H_{3}, H C l$ etc.

POLYMERS

19420 An example of chain growth polymer is

1 Nylon -

66

2 Bakelite

3 Terylene

4 Teflon

POLYMERS

19421 Which of the following is synthetic rubber

1 Buna -

S

2 Neoprene

3 Both

(a)

and

(b)

4 None of these

Explanation:

(c) Buna - $S$ and Neoprene both are synthetic rubber.

POLYMERS

19417 Polythene is

1 Thermoplastic

2 Thermosetting

3 Both

(a)

and

(b)

4 None of these

POLYMERS

19418 Bakelites are

1 Rubber

2 Rayon

3 Resins

4 Plasticisers

POLYMERS

19419 Which of the following is a step-growth polymer

1 Polyisoprene

2 Polythene

3 Nylon

4 Polyacrylonitrile

Explanation:

(c) Step growth polymerization involves condensation reaction between two difunctional monomer to produce dimer which in turn, produce, tetramer and so on with the loss of simple molecules like $H_{2} O, N H_{3}, H C l$ etc.

POLYMERS

19420 An example of chain growth polymer is

1 Nylon -

66

2 Bakelite

3 Terylene

4 Teflon

POLYMERS

19421 Which of the following is synthetic rubber

1 Buna -

S

2 Neoprene

3 Both

(a)

and

(b)

4 None of these

Explanation:

(c) Buna - $S$ and Neoprene both are synthetic rubber.

POLYMERS

19417 Polythene is

1 Thermoplastic

2 Thermosetting

3 Both

(a)

and

(b)

4 None of these

POLYMERS

19418 Bakelites are

1 Rubber

2 Rayon

3 Resins

4 Plasticisers

POLYMERS

19419 Which of the following is a step-growth polymer

1 Polyisoprene

2 Polythene

3 Nylon

4 Polyacrylonitrile

Explanation:

(c) Step growth polymerization involves condensation reaction between two difunctional monomer to produce dimer which in turn, produce, tetramer and so on with the loss of simple molecules like $H_{2} O, N H_{3}, H C l$ etc.

POLYMERS

19420 An example of chain growth polymer is

1 Nylon -

66

2 Bakelite

3 Terylene

4 Teflon

POLYMERS

19421 Which of the following is synthetic rubber

1 Buna -

S

2 Neoprene

3 Both

(a)

and

(b)

4 None of these

Explanation:

(c) Buna - $S$ and Neoprene both are synthetic rubber.

POLYMERS

19417 Polythene is

1 Thermoplastic

2 Thermosetting

3 Both

(a)

and

(b)

4 None of these

POLYMERS

19418 Bakelites are

1 Rubber

2 Rayon

3 Resins

4 Plasticisers

POLYMERS

19419 Which of the following is a step-growth polymer

1 Polyisoprene

2 Polythene

3 Nylon

4 Polyacrylonitrile

Explanation:

(c) Step growth polymerization involves condensation reaction between two difunctional monomer to produce dimer which in turn, produce, tetramer and so on with the loss of simple molecules like $H_{2} O, N H_{3}, H C l$ etc.

POLYMERS

19420 An example of chain growth polymer is

1 Nylon -

66

2 Bakelite

3 Terylene

4 Teflon

POLYMERS

19421 Which of the following is synthetic rubber

1 Buna -

S

2 Neoprene

3 Both

(a)

and

(b)

4 None of these

Explanation:

(c) Buna - $S$ and Neoprene both are synthetic rubber.

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