Ga

Gallium

Atomic Number 31 · Metal ingot

Melts in your hand at just 29.76°C. Used in semiconductors, LEDs, and as a liquid metal in thermometers.

Atomic Mass

69.723 u

Category

Post-Transition Metal

Phase (STP)

Solid

Density

5.907 g/cm³

Melting Point

29.76 °C

Boiling Point

2204 °C

Electronegativity

1.81 (Pauling)

Atomic Radius

130 pm

Electron Configuration

[Ar] 3d10 4s2 4p1

Discovered

1875 — Paul Emile Lecoq de Boisbaudran

Find Gallium Samples

Sample form: Metal ingot

Luciteria Science

Premium element samples in acrylic cubes

Engineered Labs

Element collections and periodic table displays

Various element samples and collections

← Back to all elements · View on Periodic Table · Wikipedia

Some links on this page may be affiliate links. We may earn a small commission at no extra cost to you.