Ru

Ruthenium

Atomic Number 44 · Metal piece

A rare platinum group metal. Used in electronics, solar cells, and as a catalyst.

Atomic Mass

101.07 u

Category

Transition Metal

Phase (STP)

Solid

Density

12.37 g/cm³

Melting Point

2334 °C

Boiling Point

4150 °C

Electronegativity

2.2 (Pauling)

Atomic Radius

130 pm

Electron Configuration

[Kr] 4d7 5s1

Discovered

1844 — Karl Ernst Claus

Find Ruthenium Samples

Sample form: Metal piece

Luciteria Science

Premium element samples in acrylic cubes

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Element collections and periodic table displays

Various element samples and collections

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