Q. 155.0( 2 Votes )

a. An element cry

Answer :

a. Given: d= 6.89 g/cm3

a= 3×10-8cm

NA=6.022×1023 mol-1

For bcc unit cell z=2

We know that


So the molar mass of the element is gm/mol


i. p – type semiconductor is formed when Ge is doped with In

ii. n - type semiconductor is formed when Si is doped with P

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