If ionic radic radii of Cs^(+) and Ce^(-) are 1.69Å and 181Å respectively, the edge length of unit cell is
In the zinc blende structure, zinc ions occupy alternate tetrahedral voids and S^(2-) ions exist as ccp the radii of Zn^(2+) and S^(2-) ions are 0.83Å and 1.74 Å respectively.The edge length of the ZnS unit cell is :
A solid A^(+)B^(-) has a body centred cubic structure. The distance of closest approach between the two ions is 0.767Å .The edge length of the unit cell is
If atomic redius of barium is 2.176Å and it crystallises in b.c.c. unit cell, the edge length of unit cell is
'AB' has rock salt structure. Radius of cation is 100pm. If the radius of anion is 1.6 times that of cation then the edge length of unit cell "AB" will be
AB' has rock salt structure. Radius of cation is 100pm. If the radius of anion is 1.6 times that of cation then the edge length of unit cell "AB" will be
In CsCl with cubic structure, Cl^(-) ions are located at each corner and Cs^(+) ions at the centre of the unit cell. If r_(Cs^(+)) and r_(Cl^(-)) and 1.69Å and 1.81Å respectively. Find the value of edge length of cube.