The Periodic Table/5 - Boron (B)

Element Boron (B, 5)

Here you can read more about the chemical element Boron. Its shemical symbol is B and its atomic number is 5. The relative atomic mass of Boron is 10.811 u. The elemental classification of Boron is Metalloids, and it belongs to group 13 and period 2 in the Periodic Table of Elements.

The density of Boron is 2340 kg/m3. And the mineral hardness of Boron is 9.3 Mohs. The melting point of Boron is 2573 Kelvin (2300 ℃). The boiling point of Boron is 3931 Kelvin (3658 ℃). Boron was discovered in the year 1808 by Joseph Louis Gay-Lussac and Louis Jacques .

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 Boron ordered in tabular form, which might be easier to read and use if you want to quantify it in some sort.

Data about element Boron

Chemical symbol
Element classification
Atomic number
Relativ atomic mass
Atomic mass
10.811 u
2340 kg/m3
Melting point
2573 K   (2300 ℃)
Boiling point
3931 K   (3658 ℃)
Mineral hardness
9.3 Mohs
Discovered year
Discovered by
Joseph Louis Gay-Lussac och Louis Jacques