List of top Chemistry Questions on Crystallization

A mixture (X) contains two liquids with large difference in their boiling points. Another mixture (Y) contains two liquids with not much difference in their boiling points. Mixtures X and Y can be separated respectively by the methods

The number of unit cells in 5.85 g of cube shaped ideal crystal of NaCl \((Z=4)\) is \(x\times10^{21}\). The value of x is

The density of Na is 0.613 g cm\(^{-3}\). If the edge length of the unit cell of Na is 5 Å, the effective number of atoms of Na per unit cell is (Atomic weight of Na = 23 u):

Ag crystallizes in fcc lattice. What is the total number of tetrahedral voids present in \(540 \, \text{g}\) of Ag metal? \((N_A=\text{Avogadro number}; \text{Ag atomic weight}=108 \, \text{g mol}^{-1})\)

The ratio of effective number of atoms in a unit cell of FCC and BCC lattices is:

A cubic lattice has A atoms at the body center, B atoms at the corners and C atoms at half of the face centers. The formula of the lattice is: