What is ductility? Name the most ductie metal.

Explanation

**Step-by-Step Solution:**

1. **Understanding Ductility:**
- Ductility is a physical property of materials, particularly metals, that allows them to be stretched into thin wires without breaking. This means that a ductile material can undergo significant plastic deformation before rupture.

2. **Identifying the Most Ductile Metal:**
- Among various metals, gold is recognized as the most ductile metal. It can be drawn into extremely thin wires, making it highly useful in various applications, including electronics and jewelry.

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