Question

Fill in the blanks:
1. S
2.
is obtained by adding cotton to wool.
3. Synthetic fibres do not absorb
4. Polyethene is a
of ethene.
5. Chemical name of teflon is​

Answer 1

Answers :-

• Cotwool is obtained by adding cotton to wool.

• Synthetic fibres do not absorb water.

• Polyethene is a polymer of ethene.

• Chemical name of teflon is polytetrafluoroethylene (PTFE)

More to know :-

• The fibres which are man-made mainly made up of petroleum are called synthetic fibres.

• Synthetic fibres are easy to wash and dry because they do not absorb water.

•  Polymers are huge molecules usually consisting of long chains made from thousands of similar small molecules called monomers

• Teflon is a thermoplastic which is used in making non-stick coating on pans and other cooking utensils.