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The total number of tetrahedral voids in the face-centred unit cell is __________.

(i) 6

(ii) 8

(iii) 10

(iv) 12

Answers (1)

The answer is the option (ii) Fee unit cell contains 8 tetrahedral voids which are located midway between each corner and centre of unit cell. The coordination number in face centred cubic is 12.

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