Entity: COBALT-
COBALT is a magnetic metallic element used in alloys, batteries, and as a pigment in paint and glass.
COBALT-
Etymology
The term 'COBALT' originates from the German word 'kobalt' or 'kobold,' which refers to a mythical household spirit or mine demon. This etymology reflects the historical associations of the element.
Definition
COBALT is a magnetic metallic element with the symbol Co and atomic number 27. It is known for its silvery-gray appearance and is used in alloys, batteries, ceramics, and as a pigment in paint and glass.
Historical Context
COBALT has been used since ancient times for its blue color in glass and ceramics. Its industrial importance grew during the 19th century with the development of cobalt-based alloys and batteries.
Cultural Significance
COBALT's deep blue pigment has been valued in art and culture for centuries, symbolizing stability, reliability, and strength. It is also associated with technology and innovation due to its use in modern applications.
Related Concepts
Other elements in the periodic table, such as nickel and iron, share similarities with COBALT in terms of properties and applications. Cobalt compounds are also used in various chemical processes.
See Also
A versatile metallic element with various industrial applications, known for its magnetic properties and use in creating blue pigments.