Information gathered from these websites:
"Chemical Bond." Physis. Wilson Todd, n.d. Web. 5 Dec. 2012. <hyperphysics.phy-astr.gsu.edu/hbase/chemical/bond2.html>.
"Theoretical Chemistry." Theoretical Chemistry. Camy Fung (UCD), Nima Mirzaee (UCD), n.d. Web. 5 Dec. 2012. <chemwiki.ucdavis.edu/Theoretical_Chemistry/Chemical_Bonding/Covalent_Bonds#Polar_Covalent_Bond>.
"Chemical Bond." Physis. Wilson Todd, n.d. Web. 5 Dec. 2012. <hyperphysics.phy-astr.gsu.edu/hbase/chemical/bond2.html>.
"Ionic Compounds." Elmhurst College: Elmhurst, Illinois. N.p., n.d. Web. 6 Dec. 2012. <http://www.elmhurst.edu/~chm/vchembook/143Aioniccpds.html>.
"Allotropes of carbon - Wikipedia, the free encyclopedia." Wikipedia, the free encyclopedia. N.p., n.d. Web. 6 Dec. 2012. <http://en.wikipedia.org/wiki/Allotropes_of_carbon>.
"Valence electron - Wikipedia, the free encyclopedia." Wikipedia, the free encyclopedia. N.p., n.d. Web. 6 Dec. 2012. <http://en.wikipedia.org/wiki/Valence_electron>.
"The Valence Shell." Valence Shell. N.p., n.d. Web. 6 Dec. 2012. <http://www.ndt-ed.org/EducationResources/HighSchool/Electricity/valenceshell.htm>.
"Chemical Bond." Physis. Wilson Todd, n.d. Web. 5 Dec. 2012. <hyperphysics.phy-astr.gsu.edu/hbase/chemical/bond2.html>.
"Theoretical Chemistry." Theoretical Chemistry. Camy Fung (UCD), Nima Mirzaee (UCD), n.d. Web. 5 Dec. 2012. <chemwiki.ucdavis.edu/Theoretical_Chemistry/Chemical_Bonding/Covalent_Bonds#Polar_Covalent_Bond>.
"Chemical Bond." Physis. Wilson Todd, n.d. Web. 5 Dec. 2012. <hyperphysics.phy-astr.gsu.edu/hbase/chemical/bond2.html>.
"Ionic Compounds." Elmhurst College: Elmhurst, Illinois. N.p., n.d. Web. 6 Dec. 2012. <http://www.elmhurst.edu/~chm/vchembook/143Aioniccpds.html>.
"Allotropes of carbon - Wikipedia, the free encyclopedia." Wikipedia, the free encyclopedia. N.p., n.d. Web. 6 Dec. 2012. <http://en.wikipedia.org/wiki/Allotropes_of_carbon>.
"Valence electron - Wikipedia, the free encyclopedia." Wikipedia, the free encyclopedia. N.p., n.d. Web. 6 Dec. 2012. <http://en.wikipedia.org/wiki/Valence_electron>.
"The Valence Shell." Valence Shell. N.p., n.d. Web. 6 Dec. 2012. <http://www.ndt-ed.org/EducationResources/HighSchool/Electricity/valenceshell.htm>.