In polymer Buna-S: ‘S’ stands for

CONCEPT:

Buna-S Polymer

Buna-S is the co-polymer of buta-1, 3-diene & styrene

• Buna-S is a type of synthetic rubber.
• It is a co-polymer produced from buta-1,3-diene and styrene.
• The 'Buna' part of the name comes from "BUtadiene" and "NAtrium" (the Latin name for sodium, which was used in the polymerization process), and the 'S' stands for "Styrene".

The correct option is Styrene