Embibe Experts Solutions for Chapter: The Solid State, Exercise 1: Exercise

What type of magnetism is shown in the following alignment of magnetic moments?

Explain Antiferromagnetism with suitable example.

What happens when ferrimagnetic ${\mathrm{Fe}}_3{\mathrm{O}}_4$ is heated at $850 \mathrm{K}$ and why?

Why do solids have a definite volume?

How can you determine the atomic mass of an unknown metal if you know its density and the dimension of its unit cell? Explain.

Explain how much portion of an atom located at body-centre of a cubic unit cell Is part of its neighbouring unit cell.

Copper crystallises into a $\mathrm{fcc}$ lattice. Its edge length is $3.62\times {10}^{-8} \mathrm{cm}$. Calculate the density of copper (atomic mass of $\mathrm{Cu}=63.5 \mathrm{u}, {\mathrm{N}}_{\mathrm{A}}=6.022\times {10}^{23} {\mathrm{mol}}^{-1}$).

Which one of the following schemes of ordering closed packed sheets of equal sized spheres does not generate closed packed lattice?