Question

chlorine Ion srounds sodium ion in NaCl crystal in which manner​

Answer 1

Answer:

(i) For a crystal of sodium the type if lattice in which it crystallises is Face Centered Cubic (fcc).

(ii) The co-ordination number of each sodium ion and chloride ion in the crystal lattice is 6:6.

(iii) The number of sodium ions and chloride ions present in a unit cell is 4 each.

(iv) The structural arrangement of the sodium chloride crystal is cubic close packing with Cl

−

ions at corners and face centres and Na

+

ions at edge centres and body centre, With respect to Na

+

ion it is octahedral.

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Explanation:

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Answer 2

Explanation:

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