Optical fibre systems, infra red optics, polymerisation catalysts and solar electronics.
4.
Wide-angle camera lenses, fibre optic cables, and integrated circuits all contain Germanium.
No, Germanium is not magnetic, as it is diamagnetic (Fancy word for repulsive) meaning that rather than attracting (Magnetic) It sends objects away.
Many simple organic compounds can have germanium substituted for some or all of the carbon. This gives many thousands of different molecules.
Some objects that contain electromagnets are doorbells, speakers, printers, and calculaters
Two common objects which contain electromagnets are a calculator and a compass.
the group 4A elements
0o-
Cell phonescomputerstelevision
neon lights.
Germanium compounds are toxic.
There are many objects in the world that contain carbon. Some items are seashells, pencils, fabrics, wood, carbonated sodas, and water.