In cube of any crystal A-atom placed at every corners and B-atom placed at every centre of face. The formula of compound is
The number of octahedral void(s) per atom present in a cubic close-packed structure is
A compound formed by elements X and Y crystallises in a cubic structure in which the X atoms are at the corners of a cube and the Y atoms are at the facecentres. The formula of the compound is
A solid compound XY has NaCl structure. If the radius of the cation is 100 pm, the radius of the anion (Y–) will be
A compound is formed by cation C and anion A. The anions form hexagonal close packed (hcp) lattice and the cations occupy 75% of octahedral voids. The formula of the compound is
Structure of a mixed oxide is cubic close packed (ccp). The cubic unit cell of mixed oxide is composed of oxide ions. One fourth of the tetrahedral voids are occupied by divalent metal A and the octahedral voids are occupied by a monovalent metal B. The formula of the oxide is
The number of atoms contained in a fcc unit cell of a monatomic substance is
The fcc crystal contains how many atoms in each unit cell?
