In stoichiometric defects, the types of compound exhibit Frenkel defects have/has
In the fluorite structure, the coordination number of Ca2+ ion is:
Na and Mg crystallize in bcc and fcc type crystals respectively, then the number of atoms of Na and Mg present in the unit cell of their respective crystal is
A solid is made of two elements X and Z. The atoms Z are in ccp arrangement while the atoms X occupy all the tetrahedral sites. What is the formula of the compound?
In the solid state, MgO has the same structure as that of sodium chloride. The number of oxygens surrounding each magnesium in MgO is
The ionic radii of X+ and Y– ions are 146 and 216 pm respectively. The probable type of structure shown by it is
Edge length of a cube is 400 pm, its body diagonal would be
The radius ratio in CsCl is 0.93. The expected lattice structures is
Na and Mg crystallize in the bcc and fcc type crystals respectively, then the number of atoms of Na and Mg present in the unit cell of their respective crystal is:
A solid has a structure in which ‘W’ atoms are located at the corners of a cubic lattice ‘O’ atoms at the centre of edges and Na atoms at the centre of the cube. The formula for the compound is
