Californium
BY JARON WENGER
Physical Properties
Atomic Radius: 245 pm
Density: 15.1 g/cc
Melting Point: 900 Degrees Celsius
Boiling Point: 1470 Degrees Celsius
Room Temperature: solid
Appearance: Shiny, hard, silver
Other: Radioactive Metal (all isotopes)
Chemical Properties
Identification (Bottom of the Periodic Table)
Mass Number: 251
Protons: 98
Neutrons: 152
Electrons: 98
History
Uses
Californium is used to help start nuclear reactions in nuclear reactors.
It is used in special detectors to find damage in airplanes or explosives.
Also, it is used in medicine to treat certain cancers.
Fun Facts
25 Anniversary of Discovery
Super Nova
1958 - Chemically separating Californium
Thermonuclear test - November 1 1952
Scientist using Californium target to discover more elements
Californium 249 target
Sorces
"Californium." Periodic Table. Royal Society of Chemistry, 1 Jan. 2015. Web. 21 Dec. 2015. <http://www.rsc.org/periodic-table/element/98/californium>.
"Element Californium - Cf." EnviornmentalChemistry.com. N.p., 1 Jan. 2015. Web. 19 Dec. 2015. <http://environmentalchemistry.com/yogi/periodic/Cf.html>.
Tompson, S. G., et al. "The New Element Californium (Atomic Number 98)." UCRL. N.p.: n.p., 1950. Microform.
King, Anthony. "Californium Compound Springs Bonding Surprise."
Chemistryworld. N.p., 23 Mar. 2014. Web. 4 Jan. 2016.
<http://www.rsc.org/chemistryworld/2014/03/
californium-compound-springs-bonding-suprise>.
Osborne-Lee, Irvin W., and C. W. Alexander. "Californium-252: A Remarkable
Versatile Radioisotope." ORNL 10 Oct. 1995: 5. Print.
Element Card: Gray, Theodore W. (2008). The Photographic Card Deck of the Elements.
Elements Book: Gray, Theodore W. (2009). The Elements: A visual exploration of every known atom in the universe. New York: Black Dog & Leventhal Publishers, Inc.
Californium: http://www.makehumans.com/htmx/californium.php
The Merck Index: Fifteenth Edition 2013, Published by The Royal Society of Chemistry
Pictures
http://undergroundbombshelter.com/wp-content/uploads/2014/04/radioactive-symbol.jpg
http://www2.lbl.gov/visitor-info.html
http://www.chemicalelements.com/bohr/b0098.gif
http://www.chemicool.com/elements/images/300-californium-mine-detector.jpg
http://images.flatworldknowledge.com/averillfwk/averillfwk-fig20_006.jpg
http://www.chemicool.com/elements/californium.html
http://www.webelements.com/californium/atoms.html
http://www.ctbto.org/specials/testing-times/1-november-1952-ivy-mike/
http://www.makehumans.com/htmx/californium.php