Axel Fredrik Cronstedt
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Baron Axel Fredrik Cronstedt was a Swedish mineralogist and chemist who discovered the element nickel in 1751 as a mining expert with the Bureau of Mines. Cronstedt is considered a founder of modern m
Axel Fredrik Cronstedt
Kit for blowpipe analysis Carl Osterland, Freiberg, c. 1870
Scheelite
Mine building at Los
Nickel
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Nickel is a chemical element; it has symbol Ni and atomic number 28. It is a silvery-white lustrous metal with a slight golden tinge. Nickel is a hard and ductile transition metal. Pure nickel is chem
Axel Fredrik Cronstedt
…Baron Axel Fredrik Cronstedt (/kroonstet/ 23 December 1722 – 19 August 1765) was a Swedish mineralogist and chemist who discovered the element nickel in 1751 as a mining expert with the Bureau of Mines. Cronstedt is considered a founder of modern mineralogy, for introducing the blowpipe as a tool for…
Nickel electrolytic and 1cm 3 cube
Electron micrograph of a Ni nanocrystal inside a single wall carbon nanotube; scale bar 5 nm
Widmanstätten pattern showing the two forms of nickel–iron, kamacite and taenite, in an octahedrite meteorite
![Color of various Ni(II) complexes in aqueous solution. From left to right, [Ni(NH3)6]2+, [Ni(NH2CH2CH2NH2)3]2+, [Ni(H2O)5Cl]+, [Ni(H2O)6]2+](https://upload.wikimedia.org/wikipedia/commons/thumb/f/ff/Color_of_various_Ni%28II%29_complexes_in_aqueous_solution.jpg/500px-Color_of_various_Ni%28II%29_complexes_in_aqueous_solution.jpg)
Color of various Ni(II) complexes in aqueous solution. From left to right, [Ni(NH3)6]2+, [Ni(NH2CH2CH2NH2)3]2+, [Ni(H2O)5Cl]+, [Ni(H2O)6]2+