Some Commercially Important Polymers

What does ‘6, 6’ indicate in the name nylon-6, 6?

Which of the following is representing an example of step-growth polymerisation?

Which of the following is a polyamide?

Which of the following polymer can be formed by using the following monomer unit?

Which of the following is a “polyamide”?

The chemical formula of monomer of PAN is

The thermosetting plastic among the following is:

Which one of the following is not correctly matched?

In the above equations, which of the following are correct?

(a) $\mathrm{X}$ and $\mathrm{Y}$ both are hard and tough

(b) $\mathrm{Y}$ has a branched structure and $\mathrm{X}$ has a linear structure

(c) $\mathrm{X}$ is prepared by free radical mechanism and $\mathrm{Y}$ by coordination polymerisation

(d) $\mathrm{X}$ is a poor conductor of electricity 

Which of the following statement is true?

Which one of the following is used to make aircraft windows?

Bakelite is obtained from phenol by reacting with

Identify the mismatch:

Match the polymer in Column $\mathrm{A}$ with its main uses in Column $\mathrm{B}$:

Column $\mathrm{A}$

(a) Polystyrene 

(b) Glyptal

(c) Polyvinyl chloride

(d) Bakelite 

Column $\mathrm{B}$

(i) Paints and lacquers

(ii) Rain coats

(iii) Manufacture of toys

(iv) Computer discs

The total number of delocalized lone pairs of electrons in melamine is:

Which of the following polymer does not have an ester group?