(2) A hypothetical tetrahedral crystal has the following lattice parameters: a = b = 0.40 nm, c = 0.5 nm, a = B = y = 90°. Please write the indices of all planes/directions that belong to the family of (i) {100} (5%) and (ii) <001> (5%).

(2) A hypothetical tetrahedral crystal has the following lattice parameters: a = b = 0.40 nm, c = 0.5 nm, a = B = y = 90°. Please write the indices of all planes/directions that belong to the family of (i) {100} (5%) and (ii) <001> (5%).

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter22: Inorganic Materials

Section: Chapter Questions

Problem 9P

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Concept explainers

Group 14 Elements

The following elements come under group 14 of the periodic table.

Question

100%

(2) A hypothetical tetrahedral crystal has the
following lattice parameters:
a = b = 0.40 nm, c = 0.5 nm, a =
B = y = 90°.
Please write the indices of all planes/directions that belong to the family of (i) {100} (5%) and (ii)
<001> (5%).

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