Question

Which of the following is not
correct?
a. Four spheres are involved in the
formation of tetrahedral void.
b. The centres of spheres in octahedral
voids are at the apices of a regular
tetrahedron.
c. If the number of atoms is N the
number of octahedral voids is 2N.
d. If the number of atoms is N/2, the
number of tetrahedral voids is N.​

Answer 1

Answer:

Option (C) is not correct (If the number of atoms in N the number of octahedral)

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Answer 2

Answer:

d is not correct answer please notic