# Iron Crystallizes in several modifications. At about $910^{\large\circ}$C, the body centered cubic α-form undergoes a transition to the face centered cubic $\gamma$-form. Assuming that the distance between nearest neighbours is same in the two forms at the transition temperature. Calculate the ratio of density of $\gamma$-iron to that of $\alpha$-iron at the transition temperature.

## 1 Answer

1.0887
Hence (A) is the correct answer.
answered Jun 4, 2014