Symbol: Si
Atomic number: 14
Atomic weight: 28.086
Metalloid element belonging to group 14 of the periodic table. It is the second most abundant element in the Earth's crust, making up 25.7% of it by weight. Chemically less reactive than carbon. First identified by Lavoisier in 1787 and first isolated in 1823 by Berzelius.
click here...
Sexual Intercour...
Siliceous
Silicon Controlled Rectifier
