Solid State Tes...

A binary solid (A⁺B^-) has a rock salt structure. If the edge length is 400 pm and radius of cation is 75 pm, the radius of anion is

A solid X⁺Y^- has a bcc structure. If the distance of closest approach between the two atoms is 173 pm , the edge length of the cell is

Potassium has a bcc structure with nearest neighbour distance 4.52 Å. Its atomic weight is 39. Its density will be

The number of atoms in 100g of an FCC crystal with density d = 10 gcm^-3 and cell edge as 200 pm is equal to

An element (atomic mass = 100 g/ mol) having bcc structure has unit cell edge 400 pm. Then density of the element is

How many unit cells are present in a cube-shaped ideal crystal of NaCl of mass 1.00 g ?
[Atomic masses : Na = 23, Cl=35.5]

The Miller indices of a plane having intercept 2 a, 2b and ∞ are

The presence of air bubble in blood stream is dangerous to life because

In a face centred cubic arrangement of A and B atoms in which A atoms are at the corners of the unit cell and B atoms at the face centres, one of the A atom is missing from one corner in unit cell. The simplest formula of compound is