The Many Uses of Silicon

The video tutorial explores silicon, a metalloid element with atomic number 14, discovered by Jons Jakob Berzelius. Silicon is crucial in technology, especially as a semiconductor, leading to the naming of Silicon Valley. It forms compounds like silica, used in desiccants, glass, and ceramics. Silicone, a polymer of silicon and oxygen, is used in waterproofing, personal care, and as a rubber substitute.

What is silica and where can it commonly be found?

Describe the various applications of silicone in everyday products.