1. Orycia Karpa 9-3
Element Assignment
Silicon

2. My element…
Atomic Number
Atomic Mass
Element Symbol
Silicon

3. What is silicon used in? Glass Cement
Silicon is used in cement. We use cement to build our roads and sidewalks that we use today.
Silicon is used in sand which makes glass.
Glass

4. What is silicon used in? Computer chips Ceramics
Silicon is bonded together with carbon to make ceramics
Ceramics
Silicon is one of the main components in computer chips. Without these computer chips, we would not be able to go onto the internet.
Computer chips

5. Fun facts about silicon!
Silicon is the 2nd most abundant element in the Earth’s crust
Silicon is a semiconductor of electricity, even at high temperatures
It is used to make technology for the space industries
Silicon is the second most common element on Earth, exceeding oxygen
Silicon is classified as a metalloid, which means it has some metallic and some non-metallic properties

6. What is an atomic number?
An atomic number is the number of protons found in the nucleus of an atom and therefore identical to the change number of the nucleus. It uniquely identifies a chemical change (atomic number can also be classified as a proton number)
Silicon=14

7. What is atomic mass? Silicon is Cool
Atomic mass is the mass of a specific isotope of a given atom, most often expressed in unified atomic mass units.
Silicon= amu (atomic mass unit)
Silicon is Cool

8. What are the physical properties of silicon?
-Silicon is grey, shiny, black and silver in some areas
-The surface is bumpy and smooth, also some rough edges
- In solid state

9. Who discovered Silicon?
Antoine Lavoisier discovered silicon in 1787
He is known as “Father of Modern Chemistry”
Born in Paris, France in 1743
Best known as a French chemist who proved the Law of Conversion of Mass

10. Bibliography
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11. Silicon
Wow! Silicon is such an amazing element! I never knew how important silicon was to our environment until I did this assignment.
Silicon!