How is Buna-S prepared ?

(a) How is Buna-N prepared ?. Write the equation (b) Give one example for a non-biodegraduble polymer

Answer any FOUR of the following questions. a. How is Buna-N prepared? Give equation.

(a) How is Buna-N prepared? Give equation (b) Name the monomers of Nylon-6, 6. (c) What are thermosetting polymers?

How is Buna - N prepared? Give its use.

How is Buna-S synthesised?Give it uses.

(b) (i) Draw the structure of ampicillin. (ii) How would you prepare Buna - S? Give its uses.