Gallium

Symbol: Ga

Atomic Number: 31

Atomic Weight: 69.72

Gallium is a metal with the symbol Ga, listed under number 31 in the periodic table. It does not occur naturally on its own, but can be found as a salt in zinc and bauxite ores. It is a poor metal, meaning that its melting and boiling points are relatively low, its electro-negativity is relatively high, and it is softer. It differs from metalloids in this regard.

Brittle at low temperatures, gallium becomes a liquid when the temperature rises to around 25 degrees Celsius. It can melt in your hand at room temperature. A compound of Ga,...Read More