Nylon is a type of
A). Polyamide
B). Polyolefin
C). Polyester
D). Acrylic
Polyamide
Nylon is a generic designation for a family of synthetic polymers, based on aliphatic or semi-aromatic polyamides. Nylon is a thermoplastic silky material that can be melt-processed into fibers, films, or shapes. It is made of repeating units linked by amide links similar to the peptide bonds in proteins.
2. Pyrolusite is an ore/mineral of ___________.
3. Which of the following is an iron ore ?
4. The depletion in Ozone layer is caused by .
5. Which of the following is the main nitrogenous waste in humans ?
6. Which one of the following is a micro-element ?
7. Which one of the following is a greenhouse gas ?
10. What is the product formed when sodium bicarbonate is heated strongly?