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http://www.rareearth.org/cobalt_prperties.htm 4/4 primary, couldnt find any false information

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Cobalt is alloyed with iron, nickel and other metals to make Alnico, an alloy with great magnetic strength

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https://www.chemicalbook.com/ChemicalProductProperty_EN_CB6408266.htm 4/4 primary

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Cobalt nitrate is used in the decoration of porcelain and stones ;in the manufacture of invisible inks and cobalt pigments; in hair dyes; in animal feeds; as an additive to soils; in catalysts preparation; and in vitamin supplements.

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CoO is an inorganic compound that appears as olive-green to red crystals, or as a greyish or black powder. It is used in the ceramics industry as an additive to create blue colored glazes and enamels as well as in the chemical industry for making cobalt salts.

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https://info.noahtech.com/blog/what-to-know-about-cobalt-ii-chloride 4/4 primary source

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CoCL2 is used in sealants, adhesives, and glues.

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https://pubchem.ncbi.nlm.nih.gov/compound/Cobalt-sulfate 4/4
Primary source ,reliable

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Cobalt sulfate is an odorless rose-pink solid. Sinks and mixes with water.

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https://science.howstuffworks.com/environmental/earth/geology/cobalt.htm 2/4 ads and secondary source

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Cobalt has good thermal stability and high energy density

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https://education.jlab.org/itselemental/ele027.html

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The first traces of cobalt dates all the way back to 1361 BC when a small glass object found in pharoah Tutankhamens tomb.

Cobalt was discovered in 1739 by Swedish chemist Georg Brandt. Brandt was attempting to prove that the ability of certain minerals to color glass blue was due to an unknown element.

Cobalt has been used to color glass blue

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Cobalt salts have been used for centuries to make blue colors in paint, porcelain, glass, pottery, and enamels

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https://periodictable.com/Elements/027/data.html 3/4
Secondary source but reliable

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Atomic Symbol: Co

Atomic Number: 27

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Protons: 27

Neutrons: 32

Electrons:27

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0.003% of the earth’s crust is cobalt

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Since the melting point of cobalt is 1495° C cobalt alloys are used in jet turbines due to their high temperature strength.

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https://www.rsc.org/periodic-table/element/27/cobalt 3/4
Trustworthy source, didn’t have ads but isn’t primary