Calculate the coordination number in an ionic crystal, when the radius ratio of cation to anion is `0.3`

Predict the structure of MgO crystal and the co-ordination number of the cation in which the radii of the cation and anion are 65 pm and 140 pm respectively.

Which statement about coordination number of a cation is true?

In the radius of the anion in an ionic acid solid is 200pm, what would be the radius of the cation that fits exactly into a cubic hole:

A : The coordination number of ionic compound depends upon radius ratio. R : Higher the coordination number higher will be stability.

Coordination isomerism occurs when both cation and anion are_______ .

Assertion:- Antifluorite structure is 4:8 (cation:anion) type coordination crystal. Reason:- Ratio of no. of cation and anions in CaF_(2) crystal is 1:2

Predict the structure of MgO crystal and coordination number of its cation in which the cation and anion radii are equal to 65 pm and 140 pm respectively.

Statement-1 :Schottky type of defect is shown by crystals with high co-ordination numbers . Statement-2 :In Schottky defect , equal number of cations and anions are missing from their lattice sites

In the fluorite structure, the coordination number of cation is:

In the calcium fluoride structure, the coodination number of the cation and the anion are, respectively,