Which one of the following statements is wrong?

Options

A. Buna-N stands fro natural rubber
B. PVC stanes for polyvinyl chloride
C. PAN stands for polyacrylonitrile
D. PMMA stands for polymethylmethacrylate

Answer

To determine which statement is wrong among the given options, we will analyze each statement one by one.

### Step-by-Step Solution:

1. **Analyzing Statement 1: "Buna N is natural rubber."**
- Buna N is a type of synthetic rubber. It is produced from the polymerization of 1,3-butadiene and acrylonitrile. Therefore, this statement is **incorrect**.

2. **Analyzing Statement 2: "PVC stands for Polyvinyl Chloride."**
- PVC is indeed the abbreviation for Polyvinyl Chloride. It is a widely used synthetic plastic polymer. This statement is **correct**.

3. **Analyzing Statement 3: "PAN stands for polyacrylonitrile."**
- PAN is the abbreviation for polyacrylonitrile, which is a synthetic polymer used in various applications, including textiles. This statement is **correct**.

4. **Analyzing Statement 4: "PMMA stands for polymethylmethacrylate."**
- PMMA is the abbreviation for polymethylmethacrylate, which is a transparent thermoplastic often used as a lightweight or shatter-resistant alternative to glass. This statement is **correct**.

### Conclusion:
Based on the analysis, the wrong statement is:
- **Statement 1: "Buna N is natural rubber."**