Boron or B

• atomic number is 5

• atomic weight is 10.811

• color is Black

• state at 298.15°k is Solid

• classification is Metalloids

• date of discovery is 1808

• density kg/m³ is 2340

• melting point is 2573.15 K°

• boiling point is 87.30 K°

• group is Metalloids

• Number of neutron is 6