Palladium

**Definition:** A chemical element having an atomic weight of 106.4, atomic number of 46, and the symbol Pd. It is a white, ductile metal resembling platinum, and following it in abundance and importance of applications. It is used in dentistry in the form of gold, silver, and copper alloys.

**Tree numbers:** - D01.268.556.680 - D01.268.956.718 - D01.552.544.680