1. Henry Moseley By: Sarah Totty, Emma McMaster,

2. Henry Moseley ● Born November 23, 1887 in Weymouth England

3. Henry's Discoveries ● In 1913 at the University of Manchester, Henry published the results of his x-ray spectra. ● His discoveries resulted in a more accurate positioning of the elements in the periodic table. He proved that every elements identity is determined by the number of protons. He confidently predicted the existence of 4 new chemical elements. He created the worlds first atomic battery called radium battery.

4. Periodic Table

5. 4 Random Facts ● He was killed in action at Gallipoli in 1915 ● His father was an anatomy and philosophy professor ● At 18 he won Eton's Physics and Chemistry prize. ● He got a second class honors degree in Physics.

6. Citations ● https://www.aip.org/history/exhibits/rutherford/secti ons/alpha-particles-atom.html https://www.aip.org/history/exhibits/rutherford/secti ons/alpha-particles-atom.html ● Www.chemistryco.nz/henry-mosely.htm Www.chemistryco.nz/henry-mosely.htm ● Www.tamouscientist.org/henry-moseley Www.tamouscientist.org/henry-moseley ● http://www.famousscientists.org/henry-moseley/ http://www.famousscientists.org/henry-moseley/