Gold (Au) has a unique property because of which 1 g of gold can be drawn into a wire up to 2 km. This property of gold is known as
Ductility
The ability of metals to be drawn into wires is called ductility. Metals such as platinum, gold, silver, copper etc. shows this property to the maximum extent.
Note:- Platinum is the most ductile metal while gold is the most malleable metal.