What is the co-ordination number of each ion in Na₂O.

Solution

The coordination number of Na in Na₂O is 4.Na⁺ ion is surrounded by four oxide ion and O^2- ion is surrounded by eight Na⁺ ions.
Co-ordination number of Na⁺ = 4.
Co-ordination number of O^2– = 8.

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The Solid State

What is the co-ordination number of each ion in Na₂O.

Some More Questions From The Solid State Chapter

Ionic solids conduct electricity in liquid state but not in solid state. Explain.

What type of solids are electrical conductors, malleable and ductile?

Give the significance of a 'lattice point'.

Name the parameters that characterize a unit cell.

Distinguish between Hexagonal and monoclinic unit cells.

Distinguish between Face-centred and end-centred unit cells.

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A compound is formed by two elements M and N. The element N forms ccp and atoms of M occupy 1/3 of tetrahedral voids. What is the formula of the compound?

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What is the co-ordination number of each ion in Na2O.

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Ionic solids conduct electricity in liquid state but not in solid state. Explain.

What type of solids are electrical conductors, malleable and ductile?

Give the significance of a 'lattice point'.

Name the parameters that characterize a unit cell.

Distinguish between Hexagonal and monoclinic unit cells.

Distinguish between Face-centred and end-centred unit cells.

What is the two-dimensional coordination number of a molecule in square close packed layer ?

A compound is formed by two elements M and N. The element N forms ccp and atoms of M occupy 1/3 of tetrahedral voids. What is the formula of the compound?

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation

What is the co-ordination number of each ion in Na₂O.