Common Elements Project
Forrest Science PreAP Period 4
Silicon (atomic number 14 atomic symbol Si).
Percentages of Silicon
Earth's Crust: 27.7%
Earth's Atmosphere: Miniscule (less than .002%)
Earth's Oceans: Miniscule (less than .002%)
In the human body: .0058%
Johann Jakob Berzelius
-A Swedish scientist born 8/20/1779. He died 8/7/1848.
-He created the predecessor to the Periodic Table, which was basically the same except for where the number in the symbols is noted.
-He also discovered the elements Selenium, Thorium, & Cerium.
When was Si (Silicon) discovered in the first place? And what is it?
-Lutgens, Frederick K., Edward J. Tarbuck, and Dennis Tasa. "2." The Atmosphere: An Introduction to Meteorology. Upper Saddle River, NJ: Prentice Hall, 2001. N. pag. Print.