The Periodic Table/14 - Silicon (Si)

Element Silicon (Si, 14)

Here you can read more about the chemical element Silicon. Its shemical symbol is Si and its atomic number is 14. The relative atomic mass of Silicon is 28.0855 u. The elemental classification of Silicon is Metalloids, and it belongs to group 14 and period 3 in the Periodic Table of Elements.

The density of Silicon is 2330 kg/m3. And the mineral hardness of Silicon is 6.5 Mohs. The melting point of Silicon is 1680 Kelvin (1407 ℃). The boiling point of Silicon is 2628 Kelvin (2355 ℃). Silicon was discovered in the year 1823 by Jöns Jacob Berzelius.

To the right (or below if you are using a mobile device with a smaller screen) you will find the information given above for the element Silicon ordered in tabular form, which might be easier to read and use if you want to quantify it in some sort.


Data about element Silicon

Chemical symbol
Si
Element classification
Metalloids
Atomic number
14
Group
14
Period
3
Relativ atomic mass
Atomic mass
28.0855 u
Density
2330 kg/m3
Melting point
1680 K   (1407 ℃)
Boiling point
2628 K   (2355 ℃)
Mineral hardness
6.5 Mohs
Discovered year
1823
Discovered by
Jöns Jacob Berzelius