Boron

Boron
SymbolB
Atomic Number5
Atomic Mass10.821 amu
Discovered byJoseph Louis Gay-Lussac in 1808

Chemical Properties of Boron

Group13 (Boron Group)Melting point2349K
Period2Boiling point4200K
Blockp-blockDensity (g cm−3)2.08 (when liquid)
Atomic number5Electron configuration[He]2s22p1
State at 20°CSolid

What is Boron?

  • Boron is a chemical element with atomic number five and it is a low abundant element that is found in the earth’s crust and solar system. Boron is a metalloid.

Uses of Boron

  • Sodium tetraborate decahydrate or borax is the most important compound of boron, which is used to insulate fibreglass and sodium perborate bleach.
  • Boric acid is one of the important compounds in textile products. Boron compounds are also used in organic synthesis, a particular type of glass manufacture and as a wood preservative.
  • Borax was earlier used to make perborate, which is the bleaching agent widely used in some detergents.
  • Boron compounds are also found in homes in the form of food preservatives, especially for fish and margarine.

Properties of Boron

  • It’s a poor conductor of electricity and can also be found in ceramics, flare guns, and fibre glasses.
  • Boron has several forms and amorphous boron which are a dark powder and unreactive to oxygen, water, alkalis, and acids are the most common. It forms borides when reacts with metals.

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