Question

The ratio of cationic radius of anionic radius in an ionic crystal is greater than 0.732. its coordination number is

Solution

Correct option is

8

When  radius ratio between 0.732 – 1.000, then coordination number is 8 and the structural arrangement is body centred cubic

SIMILAR QUESTIONS

Q1

Potassium crystallizes in a bcc lattice, hence the coordination number of potassium metal is

Q2

The ratio of close packed atoms to tetrahedral holes in cubic close packing is

Q3

The number of atoms/molecules contained in one face centred cubic unit cell of a monoatomic substance is

Q4

In a face centred cubic cell, an atom at the face contributes to the unit cell

Q5

A fcc unit cell of aluminum contains the equivalent of how many atoms?

Q6

In octahedral holes (voids)

Q7

The number of octahedral sites per sphere in a fcc structure is

Q8

The interionic distance for cesium chloride crystal will be

Q9

For cubic coordination, the value of radius ratio is

Q10

The vacant space in the bcc unit cell is