Solid State Mock Tests

Which type of point defect is found in AgBr crystals and causes both Schottky and Frenkel defects to occur simultaneously?

The number of atoms present in a body-centred cubic (BCC) unit cell is:

What type of crystal defect occurs when a smaller cation displaces a larger cation in an ionic solid?___SEQ___35

An element with atomic mass 27 g/mol crystallises in a face-centred cubic (fcc) structure with a unit cell edge length of 405 pm. Calculate the density of the element.

What is the coordination number of Na⁺ in Na₂O (anti-fluorite structure)?

Which type of point defect is exhibited by AgBr crystals and is responsible for its use in photography?

An element crystallises in a face-centred cubic (FCC) structure with an edge length of 404 pm. What is the atomic radius of the atom?

An oxide of a metal M has a density of 4.49 g/cm³ and crystallizes in the rutile structure (TiO₂ type) with a = 459 pm and c = 296 pm. If the molar mass of M is 47.87 g/mol, the number of formula units per unit cell is: