its a type of semiconductor, it is cheap and plentiful (raw material is sand), it is easy to fabricate, it has reasonable temperature characteristics.
Because it is made up of silicon.
Silicon chip
A silicon chip is a semiconductor crystal matrix - a solid. As such, the terms solute and solution do not apply to it.
Canadian,Imants Lauks invented the silicon chip blood analyzer in 1986.
Silicon chip, micro-chip, integrated circuit
The silicon chip was invented in 1961. It was invented by Jack Kilby and Robert Noyce, and it revolutionized miniature technology.
A silicon chip is in a computer, and objects that you use in your kitchen, such as a blender, and a microwave!
it know as the silicon chip
Silicon
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Wafer
Its main component is a single element called Silicon (a Silicon chip) but this will have other elements deposited on it, comprising the circuitry, diodes and transistors.