Best Answer: Silicon is the fourteenth element of the periodic table and is a Group IVA element, along with carbon germanium, tin and lead.Pure silicon is a dark gray solid with the same crystalline structure as diamond. Its chemical and physical properties are similar to this material.Silicon has a melting point of 2570Â° F (1410Â° C), a boiling point of 4271Â° F (2355Â° C), and a density of 2.33 g/cm3.Source(s): http://en.wikipedia.org/wiki/Silicon.est Answer: Silicon is the fourteenth element of the periodic table and is a Group IVA element, along with carbon germanium, tin and lead.
Color blindness is an abnormal condition characterized by the inability to clearly distinguish different colors of the spectrum. The difficulties can be mild to severe. It is a misleading term because people with color blindness are not blind.
1 Color Blindness Color blindness is also referred to as a color vision problem or deficiency because it is really not a form of blindness. 2  It is just a glitch in the way a person can see difâ¦.ifferent disorders can affect your vision differently. Normally, a person would be able to see all the colors of the rainbow, but with different forms of color-blindness, â¦ the person can only see greenish-yellowish colors, or just pink, red, and blue.