Pembicaraan:Germanium

Basic Information

Name: Germanium Symbol: Ge Atomic Number: 32 Atomic Mass: 72.61 amu Melting Point: 937.4 °C (1210.55 °K, 1719.3201 °F) Boiling Point: 2830.0 °C (3103.15 °K, 5126.0 °F) Number of Protons/Electrons: 32 Number of Neutrons: 41 Classification: Metalloid Crystal Structure: Cubic Density @ 293 K: 5.323 g/cm3 Color: grayish

Isotopes Isotope Half Life Ge-68 270.8 days Ge-69 1.6 days Ge-70 Stable Ge-71 11.4 days Ge-72 Stable Ge-73 Stable Ge-74 Stable Ge-76 Stable Ge-77 11.3 hours

Facts

Date of Discovery: 1886 Discoverer: Clemens Winkler Name Origin: From the Latin word Germania, meaning Germany Uses: semiconductors Obtained From: refining of copper, zinc, lead