http://www.chemicalelements.com/elements/co.html

[Bohr Model of Cobalt], Number of Energy Levels: 4. First Energy Level: 2. Second Energy Level: 8. Third Energy Level: 15

https://en.wikipedia.org/wiki/Cobalt

Cobalt is a chemical element with the symbol Co and atomic number 27. Like nickel, cobalt is found in the Earth's crust only in chemically combined form, save  ...

https://www.sciencephoto.com/media/460728/view/cobalt-atomic-structure

Cobalt (Co). Diagram of the nuclear composition and electron configuration of an atom of cobalt-59 (atomic number: 27), the most common isotope of this ...

http://www.rsc.org/periodic-table/element/27/cobalt

Element Cobalt (Co), Group 9, Atomic Number 27, d-block, Mass 58.933. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

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

The Element Cobalt - Basic Physical and Historical Information. ... Cobalt. 58.933194. Atomic Number: 27. Atomic Weight: 58.933194. Melting Point: 1768 K  ...

http://www.chem4kids.com/files/elements/027_shells.html

Chem4Kids.com! Cobalt atomic orbital and chemical bonding information. There are also tutorials on the first thirty-six elements of the periodic table.

https://hobart.k12.in.us/ksms/PeriodicTable/cobalt.htm

Cobalt. Name, Cobalt. Symbol, Co. Atomic Number, 27. Atomic Mass, 8.9332 atomic mass units. Number of Protons, 27. Number of Neutrons, 32. Number of ...

https://www.worldofmolecules.com/elements/cobalt.htm

Cobalt is a hard ferromagnetic silver-white element. The Curie temperature is of 1388 K with 1.6~1.7 Bohr magnetons per atom. It is frequently associated with ...

https://sciencing.com/make-cobalt-atom-model-8487723.html

Apr 25, 2017 ... Cobalt is magnetic metal with an atomic weight of 58.933200 amu. It is located in group 9, period 4 of the Periodic Table of Elements.

https://www.ducksters.com/science/chemistry/cobalt.php

Kids learn about the element cobalt and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of  ...