Germanium

Element project

Properties of Germanium

Physical Properties:

Atomic Mass: 72.61 amu

Atomic Radius in [pm]: 125pm

Density:5.323 grams per cubic centimeter

Melting point:1211.40k [938.25'c or 1720.85]

Boiling point:3106[2833'c or 5131'F]

At room Temp.[22c] This element is a: solid

Appearance: not known to be toxic. Features,

lustrous, hard, gray-white, semi-metallic element

with crystalline and brittle structure.

Conductivity: A heat conductor. 60w[mk]

Malleability: medium

Hardness: High


Chemical properties:

Flammability: flammable gas [2.1]

Reactivity:Germanium reacts with oxygen

in air to form germanium dioxide.

Identifying Information

Atomic Structure

Atomic Number: 32

Mass Number: 72.61

Protons: 32

Neutrons: 41

Electrons: 32


Location on the Periodic Table: Germanium is located on the right hand side of the periodic table toward the middle.


History & Discovery:

When: The element Germanium was discovered in 1886.

Where: Germanium was discovered in Germany.

Who: Clemens Winkler was the first to discover the element Germanium.

How & why?: The element Germanium was discovered in a mineral called argyrodite by Clemens Winkler in 1886.

Applications & uses

Applications & Uses

Element Applications & uses: Germanium is mostly use as semiconductors in many electronics. Also used for: fluorescent lamps, solar panels, wide-angle camera lenses and more. Germanium is often found in Germany.


Isotopes: Isotopes in the element Germanium are mainly used for the production of medical As and Se radioisotopes.


Compounds: Uses of Germanium is for the semiconductor Industry. The amounts of arsenic, gallium, antimonu, or phosphorus is used in Germanium to make transistors used in electronic devices.


Fun Facts.

Clemens Winklers name for Germanium comes from a latin 'Germania' meaning Germany. It is a latin word for the german region. Germanium is used to create alloys.

Germanium is not known to be toxic.