April 2020
Intermediate to advanced
296 pages
5h 20m
English

Germanium’s a metalloid that’s brittle, silv’ry-white,
The dawn of electronics raised its profile overnight.
In supplements—the jury’s out,
In gadgets—so much less about,
But prized in lens and “fiber-op;” turns darkness into light!
jer-may-nee-ums
GROUP 16 METALLOID
On the periodic table, germanium (pronounced jer-may-nee-um) resides on the diagonal of metalloid elements that zigzags from boron to polonium. This diagonal marks the slightly vague boundary between the metals to the left and the non-metals to the right. Metalloids have metallic and non-metallic ...