List of top Chemistry Questions on Solid State asked in UP Board XII

The number of atoms in a body centred cubic (bcc) unit cell is
The solid which is electrical conductor, ductile and tensile, is called:
Silver crystallises in f.c.c. lattice. If edge length of the cell is $4.077 \times 10^{-8}$ cm and density is $10.5 \, \text{gm cm}^{-3}$, calculate the atomic mass of silver.
What are tetrahedral voids?
Silver forms ccp lattice. Edge length of its unit cell is 408.6 pm. Calculate the density of silver. (Atomic weight of Ag = 108)
Structure of the crystal of sodium chloride is:
Molecular formula of sulphur at ordinary temperature is:
Calculate the packing efficiency of body centred cubic (b.c.c.) unit cell.
The crystal system having dimensions $a \neq b \neq c$ and $\alpha = \beta = \gamma = 90^\circ$ is:
What is Schottky defect? What is the effect of the presence of Schottky defect on the density of lattice?
Define packing efficiency.
Explain Schottky defect.
Define packing efficiency.
Calculate the packing efficiency of a cubic lattice when an atom located at the centre remains in touch with the other two atoms located on the diagonal.
Explain Schottky defect with the help of a diagram.
Which is not a stoichiometric defect?
Calculate the packing capacity (efficiency) of a simple cubic lattice.
The structure of a cell of an element is body-centred cubic (bcc). The length of the core of the cell is 200 pm. Density of the element is 7 g/cm\(^3\). Determine the number of atoms in 20 g element.
Explain the following defects: (i) Interstitial
(ii) F-centred
An element forms CCP lattice. If the length of its core of unit cell is 408.6 pm, then calculate the density of the element. (Atomic weight = 107.9 u)