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प्रश्न
Answer the following in one sentence.
Define the term: Synthetic fibres
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उत्तर
The man-made fibres prepared by polymerization of one monomer or copolymerization of two or more monomers are called synthetic fibres.
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संबंधित प्रश्न
Answer the following.
Classify the following polymers as natural and synthetic polymers
- Cellulose
- Polystyrene
- Terylene
- Starch
- Protein
- Silicones
- Orlon (Polyacrylonitrle)
- Phenol-formedehyde resins
Answer the following.
Distinguish between thermosetting and thermoplastic resins. Write example of both the classes.
Attempt the following:
Classify the following polymer as straight-chain, branched-chain and cross-linked polymers.
Semisynthetic polymer among the following is ______________
Addition polymer among the following is ___________
Homopolymer among the following is ______.
Chemical combination of Ziegler-Natta catalyst is ______________
Functional group present in terylene polymer is ______.
Mention two properties and two uses of nylon 6, 6 polymers.
Which of the following statement is INCORRECT?
Which among the following is not a semi-synthetic polymer?
Which of the following is a natural polymer?
Cuprammonium rayon and viscose rayon are ____________ polymers.
A polymer which becomes soft on heating and hard on cooling, belongs to class of ______.
Which of the following is INCORRECT regarding terylene?
Which among the following polymers is a copolymer?
Which among the following polymers belongs to the class elastomers?
In the following reaction, the reason for why meta-nitro product also formed is:
Identity semisynthetic polymer from following.
Lactic acid and glycollic acid are the monomers used for the preparation of the polymer.
Which of the following is a thermosetting polymer?
Write the structure of isoprene and the polymer obtained from it.
Wool is ______ fibre.
Define the synthetic polymers.
Write the structure of monomer used in the preparation of
Identify the monomer used to prepare acrylic glass.
Which from following is a thermoplastic polymer?
Identify thermoplastic polymer from following.
