Who discovered cobalt and when did Georg Brandt isolate the metal?
Swedish chemist Georg Brandt isolated cobalt in 1735 at Riddarhyttan. He proved that a dark powder was not bismuth but a new element distinct from other metals.
Questions about Cobalt
Short answers, pulled from the story.
What are the physical properties of electrolytically refined cobalt blocks?
A block of electrolytically refined cobalt weighs eight point nine grams per cubic centimeter. It remains magnetic up to one thousand four hundred degrees Celsius.
How much cobalt does the Democratic Republic of the Congo produce annually by 2024?
By 2024, the Democratic Republic of the Congo exceeded eighty percent of three hundred thousand tons mined annually. This share represents the majority of global output compared to previous years.
When did Sony sell lithium cobalt oxide batteries commercially for the first time?
Sony sold lithium cobalt oxide batteries commercially for the first time in 1991. These cells dominated consumer electronics markets until the 2010s before electric vehicle demand increased five-fold between 2016 and 2020.
Why do cattle suffer bush sickness on New Zealand's North Island Volcanic Plateau?
Cattle suffered bush sickness due to soil lacking cobalt salts on New Zealand's North Island Volcanic Plateau. Farmers developed cobalt bullets to treat nutritional deficiencies in sheep during the 1930s.