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5 Metalloid
B

Boron

RIS 0.057
Velocity +0.001
Rank#28
Co-citedN

Boron (B) is a metalloid with atomic number 5: a neutral boron atom has 5 protons and 5 electrons. Atomic mass 10.81 u, electron configuration [He] 2s2 2p1. Boron is a metalloid essential for plant growth and used in many industrial applications.

Physical properties
Atomic mass 10.81 u
Category Metalloid
Block p-block
State Solid
Config [He] 2s2 2p1
Electronegativity 2.04
Density 2.34 g/cm³
Melting 2349.0 K
Boiling 4200.0 K
Ionization 800.6 kJ/mol
Oxidation +1, +2, +3
Discovered 1808 · Joseph Louis Gay-Lussac, Louis Jacques Thenard
Boron's history

Research intensity over time

Research communities behind this literature

Groups of papers that cite each other densely, with the share of Boron's tracked research in each.