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2. What are the main differences between natural, synthetic and semi-synthetic fibers covered in ncert Class 12 Chemistry chapter 15.


Sumit Saini 24th Mar, 2022
Answer (1)
Sumit Saini 24th Mar, 2022

Ans- The main differences as covered in the NCERT book are given in the tabular form.

Type of polymer
Description
Example
Natural
Found in plants & animals
Starch, proteins, cellulose, and rubber.
Semi-synthetic
Modified natural polymers
cellulose nitrate & cellulose acetate (rayon)
Synthetic
Man-made or artificial polymers
plastic (polythene), synthetic rubbers (Buna - S), synthetic fibres (nylon 6,6)

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