Question

Which of the following statements is not true?

Options

• The radius of a tetrahedral void is 0.225 times the radius of the particle.

• The radius of an octahedral void is 0.732 times the radius of the particle.

• The space occupied in bcc arrangement is 68%.

• The number of tetrahedral voids in a close-packed structure is double that of the number of constituent particles.

Answer 1

The radius of an octahedral void is 0.732 times the radius of the particle.