Question

answer it................do not copy from any where​

Answer 1

here is the answer.

ans 1) synthetic fibres :-

synthetic fibre are the chanes of polymers ,

the strength of these chanes is highest among all man made fibres. as the attraction b/w the molecules is highest.

synthetic fibres are generally made by the condensation process.

for example :- nylon 66

is made by the condensation of adipic acid and ter thallic acid ..

plastics :-

plastics generally have lower strength , and they can moulded and their shape can be changed at higher temp.

Answer 2

Answer:

Answer in attachment.

Hooe it will help you .