1.

In an arrangement of type ABABA .... identical atoms of first layer ( A ) and third layer ( A ) are joined by a line passing through their centers . Identify the correct statement .

Answer»

No void is found on the line
Only TETRAHEDRAL voids are found on the line
Only octahedral voids are found on the line
Equal number of tetrahedral and octahedral voids are found on the line

Answer :B


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