What is the difference between Buna-N and Buna-S.

Explanation

To differentiate between Buna-N and Buna-S, we can outline the differences based on their composition, polymerization process, and applications. Here’s a step-by-step solution:

### Step-by-Step Solution:

1. **Identify the Monomers**:
- **Buna-N**: The monomers used in Buna-N are **1,3-butadiene** and **acrylonitrile**.
- **Buna-S**: The monomers used in Buna-S are **1,3-butadiene** and **styrene**.

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