| Origin of Name |
From the German word kobalt (koboid), meaning evil spirit |
| Date and Place of Discovery |
1739 in Sweden |
| Discovered by |
Georg Brandt |
| Common Compounds |
|
| Interesting facts |
- It is generally found in different ores and cannot be mined alone.
- It is a by-product of
nickel and copper mining.
- It can also be obtained from arsenic,
oxygen and sulfur.
- It can be magnetized.
- It is a radioactive metal used in radio-therapy.
- Powdered cobalt in metal is a fire hazard.
|
| Common Uses |
- Jet engines
- Magnetic coatings
- Magnets
- Cutting tools
- Ceramics
- Special glasses
|
