p-Block elementsHard
Question
Crystalline boron in small amounts may be obtained by :
Options
A.reducing BCl3 with H2
B.pyrolysis of BiI3
C.thermal decomposition of diborane
D.all of these
Solution
(a) 2BX3 + 3H2 
2B + 6HX (X = Cl or Br)
(b) 2Bl3
2B + 3I2. (Van Arkel mehod).
(c) B2H6
2B + 3H2.
2B + 6HX (X = Cl or Br)(b) 2Bl3
2B + 3I2. (Van Arkel mehod). (c) B2H6
2B + 3H2.Create a free account to view solution
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