Maharashtra Board Solutions for Chapter: Solid State, Exercise 9: Exercises

Molecular solids are

Which of the following is $n$-type semiconductor?

In Frenkel defect

In crystal lattice formed by bcc unit cell the void volume is

The coordination number of atoms in bcc crystal lattice is

Which of the following is not correct?

A compound forms hcp structure. Number of octahedral and tetrahedral voids in $0.5$ mole of substance is respectively

$\mathrm{Pb}$ has fcc structure with edge length of unit cell $495 \mathrm{pm}$. Radius of $\mathrm{Pb}$ atom is