Polymers - Organic Chemistry - Chemistry Previous Year Questions

$$\text { Match the following }$$

Identify the correct statement from the following.

A. Glyptal is made from the monomers ethylene glycol and phthalic acid.

B. Bakelite is used in making electrical switches.

C. Nylon 2-nylon-6 is a biodegradable polymer.

A polymer sample contains 3 molecules of molar mass $10^3, 3$ molecules of molar mass 500 and 4 molecules of molar mass 200 . What is it's weight average molecular mass?

$$\text { Match the following. }$$

$$\begin{array}{llll} \hline & \text { List-I (Polymer type) } & & \text { List-II (Example) } \\ \hline \text { A. } & \text { Fibre } & \text { I. } & \text { Bakelite } \\ \hline \text { B. } & \text { Elastomer } & \text { II. } & \text { Polystyrene } \\ \hline \text { C. } & \text { Thermosetting polymer } & \text { III. } & \text { Neoprene } \\ \hline \text { D. } & \text { Thermosplastic polymer } & \text { IV. } & \text { Dacron } \\ \hline \end{array}$$

The correct answer is

Ziegler-Natta catalyst is used in the manufacture of

$R$ is one of the monomers for the formation of a polymer called

Which of the following are synthetic rubbers?

(i) Terylene

(ii) Buna-S

(iii) Buna-N

(iv) Neoprene

(v) Polyacrylonitrile

Which of the following vinyl derivatives is the most reactive towards anionic polymerisation?