Cobalt Megan


 

 

Cobalt 

 

 

Real objects containing cobalt include:

- cobalt-Blue pigments

     -  these have been used since ancient times known for use of art and jewelry. But today we can find them in cobalt coloured paint, pencil crayons, markers, or crayons 

-  cobalt blue gives some glass its deep blue tinge 

- It is also used in varnishes  

 

     FUN FACTS ABOUT COBALT!

     -cobalt is used in paints, inks, ceramic, and glass to give it a cool blue colour

     - cobalt is from a German word "Kobalt", from "kobold" meaning Goblin

     -cobalt in small amounts is necessary to many living organisms, which does include us has humans.

 

Cobalts atomic number is 27. 

 

 


 

Atomic mass is: "Atomic mass or atomic weight is the average mass of atoms of an element, calculated using the relative abundance of isotopes in a naturally-occurring element."

Cobalts atomic mass is 58.933195 ± 0.000005 u 

 

 

Bibliography: 

 

http://www.google.ca/imgres?q=cobalts+symbol&num=10&hl=en&biw=1440&bih=809&tbm=isch&tbnid=MFU1Pno59F-KDM:&imgrefurl=http://www.buzzle.com/articles/cobalt-the-element.html&docid=KOD-Ie9xxm7-3M&imgurl=http://www.buzzle.com/img/articleImages/276131-8511-16.jpg&w=350&h=291&ei=H2eEUNqbPMWTyQHh2YDgCA&zoom=1&iact=hc&vpx=358&vpy=156&dur=444&hovh=205&hovw=246&tx=106&ty=119&sig=108118517450888223700&page=1&tbnh=159&tbnw=179&start=0&ndsp=29&ved=1t:429,r:1,s:0,i:72

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

http://answers.yahoo.com/question/index?qid=20071010075112AAs0FQT

http://www.google.ca/imgres?q=cobalt+colour&um=1&hl=en&biw=1440&bih=809&tbm=isch&tbnid=T27qJL3pYCd5hM:&imgrefurl=http://www.lfgss.com/thread8495.html&docid=PhXMe8H0iPu6YM&imgurl=http://www.global-b2b-network.com/direct/dbimage/50143526/Cobalt_Blue_Stain.jpg&w=360&h=360&ei=VnSEUI-SM4WMyAGRkYDAAQ&zoom=1&iact=hc&vpx=339&vpy=171&dur=1646&hovh=225&hovw=225&tx=123&ty=93&sig=108118517450888223700&page=1&tbnh=136&tbnw=181&start=0&ndsp=29&ved=1t:429,r:1,s:0,i:83

http://www.google.ca/imgres?q=cobalt+as+an+element&um=1&hl=en&biw=1440&bih=809&tbm=isch&tbnid=DKeIJcDHr5Tq0M:&imgrefurl=http://periodictable.com/Elements/027/index.html&docid=p_elxa7hjikj-M&imgurl=http://periodictable.com/Samples/027.14/s9s.JPG&w=356&h=356&ei=mHSEUIXxE-WHywGY-YHIDA&zoom=1&iact=rc&dur=562&sig=108118517450888223700&page=1&tbnh=141&tbnw=141&start=0&ndsp=27&ved=1t:429,r:0,s:0,i:66&tx=78&ty=63