Question

Briefly explain the compound of boron in 5 marks. 

Answer 1

Some important compounds of boron are borax, orthoboric acid and boron hydrides--

Borax- *It is very important compound of Boron.

* It is a white crystalline solid structure and has molecular formula of Na₂B₄O₇. 10H₂O

but the actual formula for borax is 

Na₂[B₄O₅(OH)₄].8H₂O

*Structure of borax

Orthoboric acid- *The chemical molecular formula of orthoboric acid is H₃BO₃.

* It is white crystalline solid.

* It is white crystalline solid

* It is springly soluble in water(cold or Normal)

* It is soluble in hot water

* It is a Lewis acid

Diborane- * It has molecular formula of B₂H₆

* If form when, BF₃ is treated with LiAlH₄ in ether solvent.

* It it colorless compound

* It is very toxic in nature

* It is a Lewis acid

* It has 3C - 2e bond (also called banana bond)