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silicon
with ark reflective bluish-tinged faces
Trivia about silicon
(Jon of the Clue Crew reports from the Intel Corporation in Santa Clara, CA.) As a semiconductor that can either conduct or resist electricity, this element has become the raw material of computer chips
Replacing germanium with this in transistors got a California "Valley" named after it
In 1824 Jons Jakob Berzelius found this nonmetallic element that later lent its name to a California valley
Sand is composed largely of oxygen & this element, atomic number 14
(Sarah of the Clue Crew performs a science demonstration.) Hydrophobic sand doesn't absorb water because it's been treated with a compound of this element, Si; the sand does cling to oil, however, making it useful in cleaning up oil spills
This second-most abundant element in the earth's crust wasn't discovered until 1824
It's the 2nd most common element in the moon's, as well as the Earth's crust
In the electronics industry, this element symbolized Si, is made into N- & P-types of semiconductors
This element is the main ingredient of most computer chips
Plastics are being experimented on to make solar cells, as this 2nd-most abundant element in Earth's crust is costly
The most abundant compound in the earth's crust is SiO2, the Si standing for this element
Most rocks are composed primarily of oxygen & this element
This semimetallic element is the second-most common element on Earth after oxygen
Used to make transistors & semiconductors, it's the most abundant element on Earth after oxygen
The Earth's crust consists of about 46% oxygen; this element is second most abundant at about 28%
The industrious Berzelius ferreted out thorium & selenium & was the first to see Si, this
More than 1/4 of the Earth's crust is this element, symbol Si
Quartz:____O2
This semiconducting element makes up 27.7% of the mass of the earth's crust